Vulnerabilities > CVE-2017-12146 - Race Condition vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
HIGH Privileges required
LOW Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
The driver_override implementation in drivers/base/platform.c in the Linux kernel before 4.12.1 allows local users to gain privileges by leveraging a race condition between a read operation and a store operation that involve different overrides.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
Common Attack Pattern Enumeration and Classification (CAPEC)
- Leveraging Race Conditions This attack targets a race condition occurring when multiple processes access and manipulate the same resource concurrently and the outcome of the execution depends on the particular order in which the access takes place. The attacker can leverage a race condition by "running the race", modifying the resource and modifying the normal execution flow. For instance a race condition can occur while accessing a file, the attacker can trick the system by replacing the original file with his version and cause the system to read the malicious file.
- Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions This attack targets a race condition occurring between the time of check (state) for a resource and the time of use of a resource. The typical example is the file access. The attacker can leverage a file access race condition by "running the race", meaning that he would modify the resource between the first time the target program accesses the file and the time the target program uses the file. During that period of time, the attacker could do something such as replace the file and cause an escalation of privilege.
Nessus
NASL family Debian Local Security Checks NASL id DEBIAN_DSA-3981.NASL description Several vulnerabilities have been discovered in the Linux kernel that may lead to privilege escalation, denial of service or information leaks. - CVE-2017-7518 Andy Lutomirski discovered that KVM is prone to an incorrect debug exception (#DB) error occurring while emulating a syscall instruction. A process inside a guest can take advantage of this flaw for privilege escalation inside a guest. - CVE-2017-7558 (stretch only) Stefano Brivio of Red Hat discovered that the SCTP subsystem is prone to a data leak vulnerability due to an out-of-bounds read flaw, allowing to leak up to 100 uninitialized bytes to userspace. - CVE-2017-10661 (jessie only) Dmitry Vyukov of Google reported that the timerfd facility does not properly handle certain concurrent operations on a single file descriptor. This allows a local attacker to cause a denial of service or potentially execute arbitrary code. - CVE-2017-11600 Bo Zhang reported that the xfrm subsystem does not properly validate one of the parameters to a netlink message. Local users with the CAP_NET_ADMIN capability can use this to cause a denial of service or potentially to execute arbitrary code. - CVE-2017-12134 / #866511 / XSA-229 Jan H. Schoenherr of Amazon discovered that when Linux is running in a Xen PV domain on an x86 system, it may incorrectly merge block I/O requests. A buggy or malicious guest may trigger this bug in dom0 or a PV driver domain, causing a denial of service or potentially execution of arbitrary code. This issue can be mitigated by disabling merges on the underlying back-end block devices, e.g.:echo 2 > /sys/block/nvme0n1/queue/nomerges - CVE-2017-12146 (stretch only) Adrian Salido of Google reported a race condition in access to the last seen 2020-06-05 modified 2017-09-21 plugin id 103365 published 2017-09-21 reporter This script is Copyright (C) 2017-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/103365 title Debian DSA-3981-1 : linux - security update (BlueBorne) (Stack Clash) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Debian Security Advisory DSA-3981. 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A process inside a guest can take advantage of this flaw for privilege escalation inside a guest. - CVE-2017-7558 (stretch only) Stefano Brivio of Red Hat discovered that the SCTP subsystem is prone to a data leak vulnerability due to an out-of-bounds read flaw, allowing to leak up to 100 uninitialized bytes to userspace. - CVE-2017-10661 (jessie only) Dmitry Vyukov of Google reported that the timerfd facility does not properly handle certain concurrent operations on a single file descriptor. This allows a local attacker to cause a denial of service or potentially execute arbitrary code. - CVE-2017-11600 Bo Zhang reported that the xfrm subsystem does not properly validate one of the parameters to a netlink message. Local users with the CAP_NET_ADMIN capability can use this to cause a denial of service or potentially to execute arbitrary code. - CVE-2017-12134 / #866511 / XSA-229 Jan H. Schoenherr of Amazon discovered that when Linux is running in a Xen PV domain on an x86 system, it may incorrectly merge block I/O requests. A buggy or malicious guest may trigger this bug in dom0 or a PV driver domain, causing a denial of service or potentially execution of arbitrary code. This issue can be mitigated by disabling merges on the underlying back-end block devices, e.g.:echo 2 > /sys/block/nvme0n1/queue/nomerges - CVE-2017-12146 (stretch only) Adrian Salido of Google reported a race condition in access to the'driver_override' attribute for platform devices in sysfs. If unprivileged users are permitted to access this attribute, this might allow them to gain privileges. - CVE-2017-12153 Bo Zhang reported that the cfg80211 (wifi) subsystem does not properly validate the parameters to a netlink message. Local users with the CAP_NET_ADMIN capability (in any user namespace with a wifi device) can use this to cause a denial of service. - CVE-2017-12154 Jim Mattson of Google reported that the KVM implementation for Intel x86 processors did not correctly handle certain nested hypervisor configurations. A malicious guest (or nested guest in a suitable L1 hypervisor) could use this for denial of service. - CVE-2017-14106 Andrey Konovalov discovered that a user-triggerable division by zero in the tcp_disconnect() function could result in local denial of service. - CVE-2017-14140 Otto Ebeling reported that the move_pages() system call performed insufficient validation of the UIDs of the calling and target processes, resulting in a partial ASLR bypass. This made it easier for local users to exploit vulnerabilities in programs installed with the set-UID permission bit set. - CVE-2017-14156 'sohu0106' reported an information leak in the atyfb video driver. A local user with access to a framebuffer device handled by this driver could use this to obtain sensitive information. - CVE-2017-14340 Richard Wareing discovered that the XFS implementation allows the creation of files with the 'realtime' flag on a filesystem with no realtime device, which can result in a crash (oops). A local user with access to an XFS filesystem that does not have a realtime device can use this for denial of service. - CVE-2017-14489 ChunYu Wang of Red Hat discovered that the iSCSI subsystem does not properly validate the length of a netlink message, leading to memory corruption. A local user with permission to manage iSCSI devices can use this for denial of service or possibly to execute arbitrary code. - CVE-2017-14497 (stretch only) Benjamin Poirier of SUSE reported that vnet headers are not properly handled within the tpacket_rcv() function in the raw packet (af_packet) feature. A local user with the CAP_NET_RAW capability can take advantage of this flaw to cause a denial of service (buffer overflow, and disk and memory corruption) or have other impact. - CVE-2017-1000111 Andrey Konovalov of Google reported a race condition in the raw packet (af_packet) feature. Local users with the CAP_NET_RAW capability can use this for denial of service or possibly to execute arbitrary code. - CVE-2017-1000112 Andrey Konovalov of Google reported a race condition flaw in the UDP Fragmentation Offload (UFO) code. A local user can use this flaw for denial of service or possibly to execute arbitrary code. - CVE-2017-1000251 / #875881 Armis Labs discovered that the Bluetooth subsystem does not properly validate L2CAP configuration responses, leading to a stack-based buffer overflow. This is one of several vulnerabilities dubbed 'Blueborne'. A nearby attacker can use this to cause a denial of service or possibly to execute arbitrary code on a system with Bluetooth enabled. - CVE-2017-1000252 (stretch only) Jan H. Schoenherr of Amazon reported that the KVM implementation for Intel x86 processors did not correctly validate interrupt injection requests. A local user with permission to use KVM could use this for denial of service. - CVE-2017-1000370 The Qualys Research Labs reported that a large argument or environment list can result in ASLR bypass for 32-bit PIE binaries. - CVE-2017-1000371 The Qualys Research Labs reported that a large argument or environment list can result in a stack/heap clash for 32-bit PIE binaries. - CVE-2017-1000380 Alexander Potapenko of Google reported a race condition in the ALSA (sound) timer driver, leading to an information leak. A local user with permission to access sound devices could use this to obtain sensitive information. Debian disables unprivileged user namespaces by default, but if they are enabled (via the kernel.unprivileged_userns_clone sysctl) then CVE-2017-11600, CVE-2017-14497 and CVE-2017-1000111 can be exploited by any local user." ); script_set_attribute( attribute:"see_also", value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=866511" ); script_set_attribute( attribute:"see_also", value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=875881" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-7518" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-7558" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-10661" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-11600" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-12134" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-12146" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-12153" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-12154" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-14106" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-14140" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-14156" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-14340" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-14489" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-14497" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-1000111" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-1000112" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-1000251" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-1000252" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-1000370" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-1000371" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-1000380" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-11600" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-14497" ); script_set_attribute( attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2017-1000111" ); script_set_attribute( attribute:"see_also", value:"https://packages.debian.org/source/jessie/linux" ); script_set_attribute( attribute:"see_also", value:"https://packages.debian.org/source/stretch/linux" ); script_set_attribute( attribute:"see_also", value:"https://www.debian.org/security/2017/dsa-3981" ); script_set_attribute( attribute:"solution", value: "Upgrade the linux packages. For the oldstable distribution (jessie), these problems have been fixed in version 3.16.43-2+deb8u5. 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script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:8.0"); script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:9.0"); script_set_attribute(attribute:"vuln_publication_date", value:"2017/06/17"); script_set_attribute(attribute:"patch_publication_date", value:"2017/09/20"); script_set_attribute(attribute:"plugin_publication_date", value:"2017/09/21"); script_set_attribute(attribute:"in_the_news", value:"true"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2017-2020 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Debian Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l"); exit(0); } include("audit.inc"); include("debian_package.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); 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if (deb_check(release:"9.0", prefix:"linux-headers-4.9.0-9-rt-amd64", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-headers-4.9.0-9-s390x", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-4kc-malta", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-4kc-malta-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-5kc-malta", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-5kc-malta-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-686", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-686-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-686-pae", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-686-pae-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-amd64", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-amd64-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-arm64", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-arm64-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-armmp", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-armmp-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-armmp-lpae", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-armmp-lpae-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-loongson-3", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-loongson-3-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-marvell", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-marvell-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-octeon", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-octeon-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-powerpc64le", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-powerpc64le-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-rt-686-pae", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-rt-686-pae-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-rt-amd64", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-rt-amd64-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-s390x", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-image-4.9.0-9-s390x-dbg", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-kbuild-4.9", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-libc-dev", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-manual-4.9", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-perf-4.9", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-source-4.9", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"linux-support-4.9.0-9", reference:"4.9.30-2+deb9u5")) flag++; if (deb_check(release:"9.0", prefix:"usbip", reference:"4.9.30-2+deb9u5")) flag++; if (flag) { if (report_verbosity > 0) security_hole(port:0, extra:deb_report_get()); else security_hole(0); exit(0); } else audit(AUDIT_HOST_NOT, "affected");
NASL family Ubuntu Local Security Checks NASL id UBUNTU_USN-3508-2.NASL description USN-3508-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.04. This update provides the corresponding updates for the Linux Hardware Enablement (HWE) kernel from Ubuntu 17.04 for Ubuntu 16.04 LTS. Mohamed Ghannam discovered that a use-after-free vulnerability existed in the Netlink subsystem (XFRM) in the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2017-16939) It was discovered that the Linux kernel did not properly handle copy-on- write of transparent huge pages. A local attacker could use this to cause a denial of service (application crashes) or possibly gain administrative privileges. (CVE-2017-1000405) Yonggang Guo discovered that a race condition existed in the driver subsystem in the Linux kernel. A local attacker could use this to possibly gain administrative privileges. (CVE-2017-12146). Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-01 modified 2020-06-02 plugin id 105103 published 2017-12-08 reporter Ubuntu Security Notice (C) 2017-2019 Canonical, Inc. / NASL script (C) 2017-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/105103 title Ubuntu 16.04 LTS : linux-hwe vulnerabilities (USN-3508-2) (Dirty COW) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Ubuntu Security Notice USN-3508-2. The text # itself is copyright (C) Canonical, Inc. See # <http://www.ubuntu.com/usn/>. Ubuntu(R) is a registered # trademark of Canonical, Inc. # include("compat.inc"); if (description) { script_id(105103); script_version("3.10"); script_cvs_date("Date: 2019/09/18 12:31:47"); script_cve_id("CVE-2017-1000405", "CVE-2017-12146", "CVE-2017-16939"); script_xref(name:"USN", value:"3508-2"); script_name(english:"Ubuntu 16.04 LTS : linux-hwe vulnerabilities (USN-3508-2) (Dirty COW)"); script_summary(english:"Checks dpkg output for updated packages."); script_set_attribute( attribute:"synopsis", value: "The remote Ubuntu host is missing one or more security-related patches." ); script_set_attribute( attribute:"description", value: "USN-3508-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.04. This update provides the corresponding updates for the Linux Hardware Enablement (HWE) kernel from Ubuntu 17.04 for Ubuntu 16.04 LTS. Mohamed Ghannam discovered that a use-after-free vulnerability existed in the Netlink subsystem (XFRM) in the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2017-16939) It was discovered that the Linux kernel did not properly handle copy-on- write of transparent huge pages. A local attacker could use this to cause a denial of service (application crashes) or possibly gain administrative privileges. (CVE-2017-1000405) Yonggang Guo discovered that a race condition existed in the driver subsystem in the Linux kernel. A local attacker could use this to possibly gain administrative privileges. (CVE-2017-12146). Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues." ); script_set_attribute( attribute:"see_also", value:"https://usn.ubuntu.com/3508-2/" ); script_set_attribute(attribute:"solution", value:"Update the affected packages."); script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C"); script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available"); script_set_attribute(attribute:"exploit_available", value:"true"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-4.10-generic"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-4.10-generic-lpae"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-4.10-lowlatency"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-generic-hwe-16.04"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-generic-lpae-hwe-16.04"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-lowlatency-hwe-16.04"); script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:16.04"); script_set_attribute(attribute:"vuln_publication_date", value:"2017/09/08"); script_set_attribute(attribute:"patch_publication_date", value:"2017/12/07"); script_set_attribute(attribute:"plugin_publication_date", value:"2017/12/08"); script_set_attribute(attribute:"in_the_news", value:"true"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"Ubuntu Security Notice (C) 2017-2019 Canonical, Inc. / NASL script (C) 2017-2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Ubuntu Local Security Checks"); script_dependencies("ssh_get_info.nasl", "linux_alt_patch_detect.nasl"); script_require_keys("Host/cpu", "Host/Ubuntu", "Host/Ubuntu/release", "Host/Debian/dpkg-l"); exit(0); } include("audit.inc"); include("ubuntu.inc"); include("ksplice.inc"); if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); release = get_kb_item("Host/Ubuntu/release"); if ( isnull(release) ) audit(AUDIT_OS_NOT, "Ubuntu"); release = chomp(release); if (! preg(pattern:"^(16\.04)$", string:release)) audit(AUDIT_OS_NOT, "Ubuntu 16.04", "Ubuntu " + release); if ( ! get_kb_item("Host/Debian/dpkg-l") ) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Ubuntu", cpu); if (get_one_kb_item("Host/ksplice/kernel-cves")) { rm_kb_item(name:"Host/uptrack-uname-r"); cve_list = make_list("CVE-2017-1000405", "CVE-2017-12146", "CVE-2017-16939"); if (ksplice_cves_check(cve_list)) { audit(AUDIT_PATCH_INSTALLED, "KSplice hotfix for USN-3508-2"); } else { _ubuntu_report = ksplice_reporting_text(); } } flag = 0; if (ubuntu_check(osver:"16.04", pkgname:"linux-image-4.10.0-42-generic", pkgver:"4.10.0-42.46~16.04.1")) flag++; if (ubuntu_check(osver:"16.04", pkgname:"linux-image-4.10.0-42-generic-lpae", pkgver:"4.10.0-42.46~16.04.1")) flag++; if (ubuntu_check(osver:"16.04", pkgname:"linux-image-4.10.0-42-lowlatency", pkgver:"4.10.0-42.46~16.04.1")) flag++; if (ubuntu_check(osver:"16.04", pkgname:"linux-image-generic-hwe-16.04", pkgver:"4.10.0.42.44")) flag++; if (ubuntu_check(osver:"16.04", pkgname:"linux-image-generic-lpae-hwe-16.04", pkgver:"4.10.0.42.44")) flag++; if (ubuntu_check(osver:"16.04", pkgname:"linux-image-lowlatency-hwe-16.04", pkgver:"4.10.0.42.44")) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_HOLE, extra : ubuntu_report_get() ); exit(0); } else { tested = ubuntu_pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "linux-image-4.10-generic / linux-image-4.10-generic-lpae / etc"); }
NASL family Huawei Local Security Checks NASL id EULEROS_SA-2019-1500.NASL description According to the versions of the kernel packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - The IPv6 DCCP implementation in the Linux kernel mishandles inheritance, which allows local users to cause a denial of service or possibly have unspecified other impact via crafted system calls, a related issue to CVE-2017-8890. An unprivileged local user could use this flaw to induce kernel memory corruption on the system, leading to a crash. Due to the nature of the flaw, privilege escalation cannot be fully ruled out, although we believe it is unlikely.(CVE-2017-9076i1/4%0 - It was found that the driver_override implementation in base/platform.c in the Linux kernel is susceptible to race condition when different threads are reading vs storing a different driver override.(CVE-2017-12146i1/4%0 - The Linux Kernel imposes a size restriction on the arguments and environmental strings passed through RLIMIT_STACK/RLIMIT_INFINITY, but does not take the argument and environment pointers into account, which allows attackers to bypass this limitation.(CVE-2017-1000365i1/4%0 - A buffer overflow flaw was found in the way the Linux kernel last seen 2020-03-19 modified 2019-05-13 plugin id 124823 published 2019-05-13 reporter This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/124823 title EulerOS Virtualization for ARM 64 3.0.1.0 : kernel (EulerOS-SA-2019-1500) code # # (C) Tenable Network Security, Inc. # include("compat.inc"); if (description) { script_id(124823); script_version("1.5"); script_set_attribute(attribute:"plugin_modification_date", value:"2020/03/19"); script_cve_id( "CVE-2013-4563", "CVE-2014-6418", "CVE-2014-7145", "CVE-2014-7975", "CVE-2014-9683", "CVE-2017-1000365", "CVE-2017-12146", "CVE-2017-9076", "CVE-2018-13406", "CVE-2018-18386" ); script_bugtraq_id( 63702, 69867, 70314, 70393, 72643 ); script_name(english:"EulerOS Virtualization for ARM 64 3.0.1.0 : kernel (EulerOS-SA-2019-1500)"); script_summary(english:"Checks the rpm output for the updated packages."); script_set_attribute(attribute:"synopsis", value: "The remote EulerOS Virtualization for ARM 64 host is missing multiple security updates."); script_set_attribute(attribute:"description", value: "According to the versions of the kernel packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - The IPv6 DCCP implementation in the Linux kernel mishandles inheritance, which allows local users to cause a denial of service or possibly have unspecified other impact via crafted system calls, a related issue to CVE-2017-8890. An unprivileged local user could use this flaw to induce kernel memory corruption on the system, leading to a crash. Due to the nature of the flaw, privilege escalation cannot be fully ruled out, although we believe it is unlikely.(CVE-2017-9076i1/4%0 - It was found that the driver_override implementation in base/platform.c in the Linux kernel is susceptible to race condition when different threads are reading vs storing a different driver override.(CVE-2017-12146i1/4%0 - The Linux Kernel imposes a size restriction on the arguments and environmental strings passed through RLIMIT_STACK/RLIMIT_INFINITY, but does not take the argument and environment pointers into account, which allows attackers to bypass this limitation.(CVE-2017-1000365i1/4%0 - A buffer overflow flaw was found in the way the Linux kernel's eCryptfs implementation decoded encrypted file names. A local, unprivileged user could use this flaw to crash the system or, potentially, escalate their privileges on the system.(CVE-2014-9683i1/4%0 - The Linux kernel was found vulnerable to an integer overflow in the drivers/video/fbdev/uvesafb.c:uvesafb_setcmap() function. The vulnerability could result in local attackers being able to crash the kernel or potentially elevate privileges.(CVE-2018-13406i1/4%0 - net/ceph/auth_x.c in Ceph, as used in the Linux kernel before 3.16.3, does not properly validate auth replies, which allows remote attackers to cause a denial of service (system crash) or possibly have unspecified other impact via crafted data from the IP address of a Ceph Monitor.(CVE-2014-6418i1/4%0 - A NULL pointer dereference flaw was found in the way the Linux kernel's Common Internet File System (CIFS) implementation handled mounting of file system shares. A remote attacker could use this flaw to crash a client system that would mount a file system share from a malicious server.(CVE-2014-7145i1/4%0 - The udp6_ufo_fragment function in net/ipv6/udp_offload.c in the Linux kernel through 3.12, when UDP Fragmentation Offload (UFO) is enabled, does not properly perform a certain size comparison before inserting a fragment header, which allows remote attackers to cause a denial of service (panic) via a large IPv6 UDP packet, as demonstrated by use of the Token Bucket Filter (TBF) queueing discipline.(CVE-2013-4563i1/4%0 - The do_umount function in fs/namespace.c in the Linux kernel through 3.17 does not require the CAP_SYS_ADMIN capability for do_remount_sb calls that change the root filesystem to read-only, which allows local users to cause a denial of service (loss of writability) by making certain unshare system calls, clearing the / MNT_LOCKED flag, and making an MNT_FORCE umount system call.(CVE-2014-7975i1/4%0 - drivers/tty/n_tty.c in the Linux kernel before 4.14.11 allows local attackers (who are able to access pseudo terminals) to hang/block further usage of any pseudo terminal devices due to an EXTPROC versus ICANON confusion in TIOCINQ.(CVE-2018-18386i1/4%0 Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues."); # https://developer.huaweicloud.com/ict/en/site-euleros/euleros/security-advisories/EulerOS-SA-2019-1500 script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?0fbf4f5d"); script_set_attribute(attribute:"solution", value: "Update the affected kernel packages."); script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-13406"); script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available"); script_set_attribute(attribute:"exploit_available", value:"false"); script_set_attribute(attribute:"patch_publication_date", value:"2019/05/09"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/05/13"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:kernel"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:kernel-devel"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:kernel-headers"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:kernel-tools"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:kernel-tools-libs"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:kernel-tools-libs-devel"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:perf"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:python-perf"); script_set_attribute(attribute:"cpe", value:"cpe:/o:huawei:euleros:uvp:3.0.1.0"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_family(english:"Huawei Local Security Checks"); script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof."); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/EulerOS/release", "Host/EulerOS/rpm-list", "Host/EulerOS/uvp_version"); exit(0); } include("audit.inc"); include("global_settings.inc"); include("rpm.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); release = get_kb_item("Host/EulerOS/release"); if (isnull(release) || release !~ "^EulerOS") audit(AUDIT_OS_NOT, "EulerOS"); uvp = get_kb_item("Host/EulerOS/uvp_version"); if (uvp != "3.0.1.0") audit(AUDIT_OS_NOT, "EulerOS Virtualization 3.0.1.0"); if (!get_kb_item("Host/EulerOS/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$" && "aarch64" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "EulerOS", cpu); if ("aarch64" >!< cpu) audit(AUDIT_ARCH_NOT, "aarch64", cpu); flag = 0; pkgs = ["kernel-4.19.28-1.2.117", "kernel-devel-4.19.28-1.2.117", "kernel-headers-4.19.28-1.2.117", "kernel-tools-4.19.28-1.2.117", "kernel-tools-libs-4.19.28-1.2.117", "kernel-tools-libs-devel-4.19.28-1.2.117", "perf-4.19.28-1.2.117", "python-perf-4.19.28-1.2.117"]; foreach (pkg in pkgs) if (rpm_check(release:"EulerOS-2.0", reference:pkg)) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_HOLE, extra : rpm_report_get() ); exit(0); } else { tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "kernel"); }
NASL family Oracle Linux Local Security Checks NASL id ORACLELINUX_ELSA-2018-4084.NASL description Description of changes: [4.1.12-124.14.2.el7uek] - scsi: iscsi_tcp: set BDI_CAP_STABLE_WRITES when data digest enabled (Jianchao Wang) [Orabug: 27726302] - block: fix bio_will_gap() for first bvec with offset (Ming Lei) [Orabug: 27775588] - block: relax check on sg gap (Ming Lei) [Orabug: 27775588] - block: don last seen 2020-06-01 modified 2020-06-02 plugin id 109386 published 2018-04-27 reporter This script is Copyright (C) 2018-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/109386 title Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2018-4084) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Oracle Linux Security Advisory ELSA-2018-4084. # include("compat.inc"); if (description) { script_id(109386); script_version("1.6"); script_cvs_date("Date: 2019/09/27 13:00:39"); script_cve_id("CVE-2017-12146", "CVE-2017-16643", "CVE-2017-16645", "CVE-2018-1093"); script_name(english:"Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2018-4084)"); script_summary(english:"Checks rpm output for the updated packages"); script_set_attribute( attribute:"synopsis", value:"The remote Oracle Linux host is missing one or more security updates." ); script_set_attribute( attribute:"description", value: "Description of changes: [4.1.12-124.14.2.el7uek] - scsi: iscsi_tcp: set BDI_CAP_STABLE_WRITES when data digest enabled (Jianchao Wang) [Orabug: 27726302] - block: fix bio_will_gap() for first bvec with offset (Ming Lei) [Orabug: 27775588] - block: relax check on sg gap (Ming Lei) [Orabug: 27775588] - block: don't optimize for non-cloned bio in bio_get_last_bvec() (Ming Lei) [Orabug: 27775588] - block: merge: get the 1st and last bvec via helpers (Ming Lei) [Orabug: 27775588] - block: get the 1st and last bvec via helpers (Ming Lei) [Orabug: 27775588] - block: check virt boundary in bio_will_gap() (Ming Lei) [Orabug: 27775588] - block: bio: introduce helpers to get the 1st and last bvec (Ming Lei) [Orabug: 27775588] - Failing to send a CLOSE if file is opened WRONLY and server reboots on a 4.x mount (Olga Kornievskaia) [Orabug: 27848303] - ext4: add validity checks for bitmap block numbers (Theodore Ts'o) [Orabug: 27854373] {CVE-2018-1093} {CVE-2018-1093} - ocfs2: Take inode cluster lock before moving reflinked inode from orphan dir (Ashish Samant) [Orabug: 27869411] - Input: gtco - fix potential out-of-bound access (Dmitry Torokhov) [Orabug: 27869844] {CVE-2017-16643} - Input: ims-psu - check if CDC union descriptor is sane (Dmitry Torokhov) [Orabug: 27870333] {CVE-2017-16645} - vfio/pci: Virtualize Maximum Payload Size (Alex Williamson) - vfio-pci: Virtualize PCIe AF FLR (Alex Williamson) - uek-rpm: Disable DMA CMA (Jianchao Wang) [Orabug: 27892359] - nvme-pci: fix multiple ctrl removal scheduling (Rakesh Pandit) [Orabug: 27892359] - nvme-pci: Fix nvme queue cleanup if IRQ setup fails (Jianchao Wang) [Orabug: 27892359] - nvme/pci: Fix stuck nvme reset (Keith Busch) [Orabug: 27892359] - nvme: don't schedule multiple resets (Keith Busch) [Orabug: 27892359] - blk-mq: fix use-after-free in blk_mq_free_tag_set() (Junichi Nomura) [Orabug: 27892359] - USB: core: prevent malicious bNumInterfaces overflow (Alan Stern) [Orabug: 27895909] - driver core: platform: fix race condition with driver_override (Adrian Salido) [Orabug: 27897874] {CVE-2017-12146} - usb/core: usb_alloc_dev(): fix setting of ->portnum (Nicolai Stange) [Orabug: 27908746]" ); script_set_attribute( attribute:"see_also", value:"https://oss.oracle.com/pipermail/el-errata/2018-April/007649.html" ); script_set_attribute( attribute:"see_also", value:"https://oss.oracle.com/pipermail/el-errata/2018-April/007650.html" ); script_set_attribute( attribute:"solution", value:"Update the affected unbreakable enterprise kernel packages." ); script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek-debug"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek-debug-devel"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek-devel"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek-doc"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uek-firmware"); script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:6"); script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:7"); script_set_attribute(attribute:"vuln_publication_date", value:"2017/09/08"); script_set_attribute(attribute:"patch_publication_date", value:"2018/04/26"); script_set_attribute(attribute:"plugin_publication_date", value:"2018/04/27"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2018-2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Oracle Linux Local Security Checks"); script_dependencies("ssh_get_info.nasl", "linux_alt_patch_detect.nasl"); script_require_keys("Host/local_checks_enabled", "Host/OracleLinux", "Host/RedHat/release", "Host/RedHat/rpm-list"); exit(0); } include("audit.inc"); include("global_settings.inc"); include("rpm.inc"); include("ksplice.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); if (!get_kb_item("Host/OracleLinux")) audit(AUDIT_OS_NOT, "Oracle Linux"); release = get_kb_item("Host/RedHat/release"); if (isnull(release) || !pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux)", string:release)) audit(AUDIT_OS_NOT, "Oracle Linux"); os_ver = pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux) .*release ([0-9]+(\.[0-9]+)?)", string:release); if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Oracle Linux"); os_ver = os_ver[1]; if (! preg(pattern:"^(6|7)([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Oracle Linux 6 / 7", "Oracle Linux " + os_ver); if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Oracle Linux", cpu); if ("x86_64" >!< cpu) audit(AUDIT_ARCH_NOT, "x86_64", cpu); if (get_one_kb_item("Host/ksplice/kernel-cves")) { rm_kb_item(name:"Host/uptrack-uname-r"); cve_list = make_list("CVE-2017-12146", "CVE-2017-16643", "CVE-2017-16645", "CVE-2018-1093"); if (ksplice_cves_check(cve_list)) { audit(AUDIT_PATCH_INSTALLED, "KSplice hotfix for ELSA-2018-4084"); } else { __rpm_report = ksplice_reporting_text(); } } kernel_major_minor = get_kb_item("Host/uname/major_minor"); if (empty_or_null(kernel_major_minor)) exit(1, "Unable to determine kernel major-minor level."); expected_kernel_major_minor = "4.1"; if (kernel_major_minor != expected_kernel_major_minor) audit(AUDIT_OS_NOT, "running kernel level " + expected_kernel_major_minor + ", it is running kernel level " + kernel_major_minor); flag = 0; if (rpm_exists(release:"EL6", rpm:"kernel-uek-4.1.12") && rpm_check(release:"EL6", cpu:"x86_64", reference:"kernel-uek-4.1.12-124.14.2.el6uek")) flag++; if (rpm_exists(release:"EL6", rpm:"kernel-uek-debug-4.1.12") && rpm_check(release:"EL6", cpu:"x86_64", reference:"kernel-uek-debug-4.1.12-124.14.2.el6uek")) flag++; if (rpm_exists(release:"EL6", rpm:"kernel-uek-debug-devel-4.1.12") && rpm_check(release:"EL6", cpu:"x86_64", reference:"kernel-uek-debug-devel-4.1.12-124.14.2.el6uek")) flag++; if (rpm_exists(release:"EL6", rpm:"kernel-uek-devel-4.1.12") && rpm_check(release:"EL6", cpu:"x86_64", reference:"kernel-uek-devel-4.1.12-124.14.2.el6uek")) flag++; if (rpm_exists(release:"EL6", rpm:"kernel-uek-doc-4.1.12") && rpm_check(release:"EL6", cpu:"x86_64", reference:"kernel-uek-doc-4.1.12-124.14.2.el6uek")) flag++; if (rpm_exists(release:"EL6", rpm:"kernel-uek-firmware-4.1.12") && rpm_check(release:"EL6", cpu:"x86_64", reference:"kernel-uek-firmware-4.1.12-124.14.2.el6uek")) flag++; if (rpm_exists(release:"EL7", rpm:"kernel-uek-4.1.12") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-uek-4.1.12-124.14.2.el7uek")) flag++; if (rpm_exists(release:"EL7", rpm:"kernel-uek-debug-4.1.12") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-uek-debug-4.1.12-124.14.2.el7uek")) flag++; if (rpm_exists(release:"EL7", rpm:"kernel-uek-debug-devel-4.1.12") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-uek-debug-devel-4.1.12-124.14.2.el7uek")) flag++; if (rpm_exists(release:"EL7", rpm:"kernel-uek-devel-4.1.12") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-uek-devel-4.1.12-124.14.2.el7uek")) flag++; if (rpm_exists(release:"EL7", rpm:"kernel-uek-doc-4.1.12") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-uek-doc-4.1.12-124.14.2.el7uek")) flag++; if (rpm_exists(release:"EL7", rpm:"kernel-uek-firmware-4.1.12") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-uek-firmware-4.1.12-124.14.2.el7uek")) flag++; if (flag) { if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get()); else security_hole(0); exit(0); } else { tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "affected kernel"); }
NASL family Ubuntu Local Security Checks NASL id UBUNTU_USN-3508-1.NASL description Mohamed Ghannam discovered that a use-after-free vulnerability existed in the Netlink subsystem (XFRM) in the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2017-16939) It was discovered that the Linux kernel did not properly handle copy-on- write of transparent huge pages. A local attacker could use this to cause a denial of service (application crashes) or possibly gain administrative privileges. (CVE-2017-1000405) Yonggang Guo discovered that a race condition existed in the driver subsystem in the Linux kernel. A local attacker could use this to possibly gain administrative privileges. (CVE-2017-12146). Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-01 modified 2020-06-02 plugin id 105102 published 2017-12-08 reporter Ubuntu Security Notice (C) 2017-2019 Canonical, Inc. / NASL script (C) 2017-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/105102 title Ubuntu 17.04 : linux, linux-raspi2 vulnerabilities (USN-3508-1) (Dirty COW) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Ubuntu Security Notice USN-3508-1. The text # itself is copyright (C) Canonical, Inc. See # <http://www.ubuntu.com/usn/>. Ubuntu(R) is a registered # trademark of Canonical, Inc. # include("compat.inc"); if (description) { script_id(105102); script_version("3.10"); script_cvs_date("Date: 2019/09/18 12:31:47"); script_cve_id("CVE-2017-1000405", "CVE-2017-12146", "CVE-2017-16939"); script_xref(name:"USN", value:"3508-1"); script_name(english:"Ubuntu 17.04 : linux, linux-raspi2 vulnerabilities (USN-3508-1) (Dirty COW)"); script_summary(english:"Checks dpkg output for updated packages."); script_set_attribute( attribute:"synopsis", value: "The remote Ubuntu host is missing one or more security-related patches." ); script_set_attribute( attribute:"description", value: "Mohamed Ghannam discovered that a use-after-free vulnerability existed in the Netlink subsystem (XFRM) in the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2017-16939) It was discovered that the Linux kernel did not properly handle copy-on- write of transparent huge pages. A local attacker could use this to cause a denial of service (application crashes) or possibly gain administrative privileges. (CVE-2017-1000405) Yonggang Guo discovered that a race condition existed in the driver subsystem in the Linux kernel. A local attacker could use this to possibly gain administrative privileges. (CVE-2017-12146). Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues." ); script_set_attribute( attribute:"see_also", value:"https://usn.ubuntu.com/3508-1/" ); script_set_attribute(attribute:"solution", value:"Update the affected packages."); script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C"); script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available"); script_set_attribute(attribute:"exploit_available", value:"true"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-4.10-generic"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-4.10-generic-lpae"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-4.10-lowlatency"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-4.10-raspi2"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-generic"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-generic-lpae"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-lowlatency"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-raspi2"); script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:17.04"); script_set_attribute(attribute:"vuln_publication_date", value:"2017/09/08"); script_set_attribute(attribute:"patch_publication_date", value:"2017/12/07"); script_set_attribute(attribute:"plugin_publication_date", value:"2017/12/08"); script_set_attribute(attribute:"in_the_news", value:"true"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"Ubuntu Security Notice (C) 2017-2019 Canonical, Inc. / NASL script (C) 2017-2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Ubuntu Local Security Checks"); script_dependencies("ssh_get_info.nasl", "linux_alt_patch_detect.nasl"); script_require_keys("Host/cpu", "Host/Ubuntu", "Host/Ubuntu/release", "Host/Debian/dpkg-l"); exit(0); } include("audit.inc"); include("ubuntu.inc"); include("ksplice.inc"); if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); release = get_kb_item("Host/Ubuntu/release"); if ( isnull(release) ) audit(AUDIT_OS_NOT, "Ubuntu"); release = chomp(release); if (! preg(pattern:"^(17\.04)$", string:release)) audit(AUDIT_OS_NOT, "Ubuntu 17.04", "Ubuntu " + release); if ( ! get_kb_item("Host/Debian/dpkg-l") ) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Ubuntu", cpu); if (get_one_kb_item("Host/ksplice/kernel-cves")) { rm_kb_item(name:"Host/uptrack-uname-r"); cve_list = make_list("CVE-2017-1000405", "CVE-2017-12146", "CVE-2017-16939"); if (ksplice_cves_check(cve_list)) { audit(AUDIT_PATCH_INSTALLED, "KSplice hotfix for USN-3508-1"); } else { _ubuntu_report = ksplice_reporting_text(); } } flag = 0; if (ubuntu_check(osver:"17.04", pkgname:"linux-image-4.10.0-1023-raspi2", pkgver:"4.10.0-1023.26")) flag++; if (ubuntu_check(osver:"17.04", pkgname:"linux-image-4.10.0-42-generic", pkgver:"4.10.0-42.46")) flag++; if (ubuntu_check(osver:"17.04", pkgname:"linux-image-4.10.0-42-generic-lpae", pkgver:"4.10.0-42.46")) flag++; if (ubuntu_check(osver:"17.04", pkgname:"linux-image-4.10.0-42-lowlatency", pkgver:"4.10.0-42.46")) flag++; if (ubuntu_check(osver:"17.04", pkgname:"linux-image-generic", pkgver:"4.10.0.42.42")) flag++; if (ubuntu_check(osver:"17.04", pkgname:"linux-image-generic-lpae", pkgver:"4.10.0.42.42")) flag++; if (ubuntu_check(osver:"17.04", pkgname:"linux-image-lowlatency", pkgver:"4.10.0.42.42")) flag++; if (ubuntu_check(osver:"17.04", pkgname:"linux-image-raspi2", pkgver:"4.10.0.1023.24")) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_HOLE, extra : ubuntu_report_get() ); exit(0); } else { tested = ubuntu_pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "linux-image-4.10-generic / linux-image-4.10-generic-lpae / etc"); }
NASL family OracleVM Local Security Checks NASL id ORACLEVM_OVMSA-2018-0037.NASL description The remote OracleVM system is missing necessary patches to address critical security updates : - scsi: iscsi_tcp: set BDI_CAP_STABLE_WRITES when data digest enabled (Jianchao Wang) [Orabug: 27726302] - block: fix bio_will_gap for first bvec with offset (Ming Lei) - block: relax check on sg gap (Ming Lei) [Orabug: 27775588] - block: don last seen 2020-06-01 modified 2020-06-02 plugin id 109426 published 2018-04-30 reporter This script is Copyright (C) 2018-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/109426 title OracleVM 3.4 : Unbreakable / etc (OVMSA-2018-0037) code # # (C) Tenable Network Security, Inc. # # The package checks in this plugin were extracted from OracleVM # Security Advisory OVMSA-2018-0037. # include("compat.inc"); if (description) { script_id(109426); script_version("1.3"); script_cvs_date("Date: 2019/09/27 13:00:35"); script_cve_id("CVE-2017-12146", "CVE-2017-16643", "CVE-2017-16645", "CVE-2018-1093"); script_name(english:"OracleVM 3.4 : Unbreakable / etc (OVMSA-2018-0037)"); script_summary(english:"Checks the RPM output for the updated packages."); script_set_attribute( attribute:"synopsis", value:"The remote OracleVM host is missing one or more security updates." ); script_set_attribute( attribute:"description", value: "The remote OracleVM system is missing necessary patches to address critical security updates : - scsi: iscsi_tcp: set BDI_CAP_STABLE_WRITES when data digest enabled (Jianchao Wang) [Orabug: 27726302] - block: fix bio_will_gap for first bvec with offset (Ming Lei) - block: relax check on sg gap (Ming Lei) [Orabug: 27775588] - block: don't optimize for non-cloned bio in bio_get_last_bvec (Ming Lei) [Orabug: 27775588] - block: merge: get the 1st and last bvec via helpers (Ming Lei) - block: get the 1st and last bvec via helpers (Ming Lei) [Orabug: 27775588] - block: check virt boundary in bio_will_gap (Ming Lei) [Orabug: 27775588] - block: bio: introduce helpers to get the 1st and last bvec (Ming Lei) - Failing to send a CLOSE if file is opened WRONLY and server reboots on a 4.x mount (Olga Kornievskaia) [Orabug: 27848303] - ext4: add validity checks for bitmap block numbers (Theodore Ts'o) [Orabug: 27854373] (CVE-2018-1093) (CVE-2018-1093) - ocfs2: Take inode cluster lock before moving reflinked inode from orphan dir (Ashish Samant) [Orabug: 27869411] - Input: gtco - fix potential out-of-bound access (Dmitry Torokhov) [Orabug: 27869844] (CVE-2017-16643) - Input: ims-psu - check if CDC union descriptor is sane (Dmitry Torokhov) [Orabug: 27870333] (CVE-2017-16645) - vfio/pci: Virtualize Maximum Payload Size (Alex Williamson) - vfio-pci: Virtualize PCIe & AF FLR (Alex Williamson) - uek-rpm: Disable DMA CMA (Jianchao Wang) [Orabug: 27892359] - nvme-pci: fix multiple ctrl removal scheduling (Rakesh Pandit) - nvme-pci: Fix nvme queue cleanup if IRQ setup fails (Jianchao Wang) - nvme/pci: Fix stuck nvme reset (Keith Busch) [Orabug: 27892359] - nvme: don't schedule multiple resets (Keith Busch) [Orabug: 27892359] - blk-mq: fix use-after-free in blk_mq_free_tag_set (Junichi Nomura) - USB: core: prevent malicious bNumInterfaces overflow (Alan Stern) - driver core: platform: fix race condition with driver_override (Adrian Salido) [Orabug: 27897874] (CVE-2017-12146) - usb/core: usb_alloc_dev: fix setting of ->portnum (Nicolai Stange)" ); # https://oss.oracle.com/pipermail/oraclevm-errata/2018-April/000848.html script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?5e3f454d" ); script_set_attribute( attribute:"solution", value:"Update the affected kernel-uek / kernel-uek-firmware packages." ); script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C"); script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available"); script_set_attribute(attribute:"exploit_available", value:"false"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:vm:kernel-uek"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:vm:kernel-uek-firmware"); script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:vm_server:3.4"); script_set_attribute(attribute:"vuln_publication_date", value:"2017/09/08"); script_set_attribute(attribute:"patch_publication_date", value:"2018/04/27"); script_set_attribute(attribute:"plugin_publication_date", value:"2018/04/30"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2018-2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"OracleVM Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/OracleVM/release", "Host/OracleVM/rpm-list"); exit(0); } include("audit.inc"); include("global_settings.inc"); include("rpm.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); release = get_kb_item("Host/OracleVM/release"); if (isnull(release) || "OVS" >!< release) audit(AUDIT_OS_NOT, "OracleVM"); if (! preg(pattern:"^OVS" + "3\.4" + "(\.[0-9]|$)", string:release)) audit(AUDIT_OS_NOT, "OracleVM 3.4", "OracleVM " + release); if (!get_kb_item("Host/OracleVM/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "OracleVM", cpu); if ("x86_64" >!< cpu) audit(AUDIT_ARCH_NOT, "x86_64", cpu); flag = 0; if (rpm_check(release:"OVS3.4", reference:"kernel-uek-4.1.12-124.14.2.el6uek")) flag++; if (rpm_check(release:"OVS3.4", reference:"kernel-uek-firmware-4.1.12-124.14.2.el6uek")) flag++; if (flag) { if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get()); else security_hole(0); exit(0); } else { tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "kernel-uek / kernel-uek-firmware"); }
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6265539776a0810b7ce6398c27866ddb9c6bd154
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6265539776a0810b7ce6398c27866ddb9c6bd154
- http://www.debian.org/security/2017/dsa-3981
- http://www.debian.org/security/2017/dsa-3981
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.1
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.1
- http://www.securityfocus.com/bid/100651
- http://www.securityfocus.com/bid/100651
- https://bugzilla.redhat.com/show_bug.cgi?id=1489078
- https://bugzilla.redhat.com/show_bug.cgi?id=1489078
- https://bugzilla.suse.com/show_bug.cgi?id=1057474
- https://bugzilla.suse.com/show_bug.cgi?id=1057474
- https://github.com/torvalds/linux/commit/6265539776a0810b7ce6398c27866ddb9c6bd154
- https://github.com/torvalds/linux/commit/6265539776a0810b7ce6398c27866ddb9c6bd154
- https://source.android.com/security/bulletin/2017-09-01
- https://source.android.com/security/bulletin/2017-09-01