Vulnerabilities > CVE-2018-1999012 - Infinite Loop vulnerability in Ffmpeg

047910
CVSS 7.1 - HIGH
Attack vector
NETWORK
Attack complexity
MEDIUM
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
NONE
Availability impact
COMPLETE
network
ffmpeg
CWE-835
nessus

Summary

FFmpeg before commit 9807d3976be0e92e4ece3b4b1701be894cd7c2e1 contains a CWE-835: Infinite loop vulnerability in pva format demuxer that can result in a Vulnerability that allows attackers to consume excessive amount of resources like CPU and RAM. This attack appear to be exploitable via specially crafted PVA file has to be provided as input. This vulnerability appears to have been fixed in 9807d3976be0e92e4ece3b4b1701be894cd7c2e1 and later.

Vulnerable Configurations

Part Description Count
Application
Ffmpeg
335

Nessus

  • NASL familySuSE Local Security Checks
    NASL idSUSE_SU-2018-2305-1.NASL
    descriptionThis update for ffmpeg fixes the following issues: Security issues fixed : - CVE-2018-13302: Fixed out of array access issue (bsc#1100356). - CVE-2018-1999010: Fixed multiple out of array access vulnerabilities in the mms protocol that could result in accessing out of bound data via specially crafted input files (bnc#1102899) - CVE-2018-1999011: Fixed a heap buffer overflow in asf_o format demuxer that could result in remote code execution (bnc#1102689) - CVE-2018-1999012: Fixed an infinite loop vulnerability in pva format demuxer that could result in excessive amount of ressource allocation like CPU an RAM (CVE-2018-1999012 bnc#1102688). - CVE-2018-1999013: Fixed an use-after-free vulnerability in the realmedia demuxer that could allow remote attackers to read heap memory (bnc#1102687) Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
    last seen2020-03-19
    modified2019-01-02
    plugin id120076
    published2019-01-02
    reporterThis script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/120076
    titleSUSE SLED15 / SLES15 Security Update : ffmpeg (SUSE-SU-2018:2305-1)
    code
    #
    # (C) Tenable Network Security, Inc.
    #
    # The descriptive text and package checks in this plugin were
    # extracted from SUSE update advisory SUSE-SU-2018:2305-1.
    # The text itself is copyright (C) SUSE.
    #
    
    include("compat.inc");
    
    if (description)
    {
      script_id(120076);
      script_version("1.3");
      script_set_attribute(attribute:"plugin_modification_date", value:"2020/03/18");
    
      script_cve_id("CVE-2018-13302", "CVE-2018-1999010", "CVE-2018-1999011", "CVE-2018-1999012", "CVE-2018-1999013");
    
      script_name(english:"SUSE SLED15 / SLES15 Security Update : ffmpeg (SUSE-SU-2018:2305-1)");
      script_summary(english:"Checks rpm output for the updated packages.");
    
      script_set_attribute(
        attribute:"synopsis", 
        value:"The remote SUSE host is missing one or more security updates."
      );
      script_set_attribute(
        attribute:"description", 
        value:
    "This update for ffmpeg fixes the following issues: Security issues
    fixed :
    
      - CVE-2018-13302: Fixed out of array access issue
        (bsc#1100356).
    
      - CVE-2018-1999010: Fixed multiple out of array access
        vulnerabilities in the mms protocol that could result in
        accessing out of bound data via specially crafted input
        files (bnc#1102899)
    
      - CVE-2018-1999011: Fixed a heap buffer overflow in asf_o
        format demuxer that could result in remote code
        execution (bnc#1102689)
    
      - CVE-2018-1999012: Fixed an infinite loop vulnerability
        in pva format demuxer that could result in excessive
        amount of ressource allocation like CPU an RAM
        (CVE-2018-1999012 bnc#1102688).
    
      - CVE-2018-1999013: Fixed an use-after-free vulnerability
        in the realmedia demuxer that could allow remote
        attackers to read heap memory (bnc#1102687)
    
    Note that Tenable Network Security has extracted the preceding
    description block directly from the SUSE 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://bugzilla.suse.com/show_bug.cgi?id=1100356"
      );
      script_set_attribute(
        attribute:"see_also",
        value:"https://bugzilla.suse.com/show_bug.cgi?id=1102687"
      );
      script_set_attribute(
        attribute:"see_also",
        value:"https://bugzilla.suse.com/show_bug.cgi?id=1102688"
      );
      script_set_attribute(
        attribute:"see_also",
        value:"https://bugzilla.suse.com/show_bug.cgi?id=1102689"
      );
      script_set_attribute(
        attribute:"see_also",
        value:"https://bugzilla.suse.com/show_bug.cgi?id=1102899"
      );
      script_set_attribute(
        attribute:"see_also",
        value:"https://www.suse.com/security/cve/CVE-2018-13302/"
      );
      script_set_attribute(
        attribute:"see_also",
        value:"https://www.suse.com/security/cve/CVE-2018-1999010/"
      );
      script_set_attribute(
        attribute:"see_also",
        value:"https://www.suse.com/security/cve/CVE-2018-1999011/"
      );
      script_set_attribute(
        attribute:"see_also",
        value:"https://www.suse.com/security/cve/CVE-2018-1999012/"
      );
      script_set_attribute(
        attribute:"see_also",
        value:"https://www.suse.com/security/cve/CVE-2018-1999013/"
      );
      # https://www.suse.com/support/update/announcement/2018/suse-su-20182305-1/
      script_set_attribute(
        attribute:"see_also",
        value:"http://www.nessus.org/u?b6c8bd67"
      );
      script_set_attribute(
        attribute:"solution", 
        value:
    "To install this SUSE Security Update use the SUSE recommended
    installation methods like YaST online_update or 'zypper patch'.
    
    Alternatively you can run the command listed for your product :
    
    SUSE Linux Enterprise Workstation Extension 15:zypper in -t patch
    SUSE-SLE-Product-WE-15-2018-1544=1
    
    SUSE Linux Enterprise Module for Desktop Applications 15:zypper in -t
    patch SUSE-SLE-Module-Desktop-Applications-15-2018-1544=1"
      );
      script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
      script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
      script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/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:"plugin_type", value:"local");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:ffmpeg-debuginfo");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:ffmpeg-debugsource");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libavcodec57");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libavcodec57-debuginfo");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libavutil-devel");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libavutil55");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libavutil55-debuginfo");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libpostproc-devel");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libpostproc54");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libpostproc54-debuginfo");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libswresample-devel");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libswresample2");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libswresample2-debuginfo");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libswscale-devel");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libswscale4");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libswscale4-debuginfo");
      script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:15");
    
      script_set_attribute(attribute:"vuln_publication_date", value:"2018/07/05");
      script_set_attribute(attribute:"patch_publication_date", value:"2018/08/10");
      script_set_attribute(attribute:"plugin_publication_date", value:"2019/01/02");
      script_set_attribute(attribute:"generated_plugin", value:"current");
      script_end_attributes();
    
      script_category(ACT_GATHER_INFO);
      script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
      script_family(english:"SuSE Local Security Checks");
    
      script_dependencies("ssh_get_info.nasl");
      script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/SuSE/release", "Host/SuSE/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/SuSE/release");
    if (isnull(release) || release !~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "SUSE");
    os_ver = pregmatch(pattern: "^(SLE(S|D)\d+)", string:release);
    if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "SUSE");
    os_ver = os_ver[1];
    if (! preg(pattern:"^(SLED15|SLES15)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLED15 / SLES15", "SUSE " + os_ver);
    
    if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
    
    cpu = get_kb_item("Host/cpu");
    if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
    if (cpu !~ "^i[3-6]86$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SUSE " + os_ver, cpu);
    
    sp = get_kb_item("Host/SuSE/patchlevel");
    if (isnull(sp)) sp = "0";
    if (os_ver == "SLES15" && (! preg(pattern:"^(0)$", string:sp))) audit(AUDIT_OS_NOT, "SLES15 SP0", os_ver + " SP" + sp);
    if (os_ver == "SLED15" && (! preg(pattern:"^(0)$", string:sp))) audit(AUDIT_OS_NOT, "SLED15 SP0", os_ver + " SP" + sp);
    
    
    flag = 0;
    if (rpm_check(release:"SLES15", sp:"0", reference:"ffmpeg-debuginfo-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"ffmpeg-debugsource-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libavcodec57-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libavcodec57-debuginfo-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libavutil-devel-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libavutil55-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libavutil55-debuginfo-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libpostproc-devel-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libpostproc54-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libpostproc54-debuginfo-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libswresample-devel-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libswresample2-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libswresample2-debuginfo-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libswscale-devel-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libswscale4-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLES15", sp:"0", reference:"libswscale4-debuginfo-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"ffmpeg-debuginfo-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"ffmpeg-debugsource-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libavcodec57-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libavcodec57-debuginfo-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libavutil-devel-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libavutil55-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libavutil55-debuginfo-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libpostproc-devel-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libpostproc54-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libpostproc54-debuginfo-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libswresample-devel-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libswresample2-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libswresample2-debuginfo-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libswscale-devel-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libswscale4-3.4.2-4.5.1")) flag++;
    if (rpm_check(release:"SLED15", sp:"0", reference:"libswscale4-debuginfo-3.4.2-4.5.1")) 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, "ffmpeg");
    }
    
  • NASL familyDebian Local Security Checks
    NASL idDEBIAN_DLA-1740.NASL
    descriptionSeveral security issues have been corrected in multiple demuxers and decoders of the libav multimedia library. CVE-2015-1872 The ff_mjpeg_decode_sof function in libavcodec/mjpegdec.c did not validate the number of components in a JPEG-LS Start Of Frame segment, which allowed remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via crafted Motion JPEG data. CVE-2017-14058 The read_data function in libavformat/hls.c did not restrict reload attempts for an insufficient list, which allowed remote attackers to cause a denial of service (infinite loop). CVE-2017-1000460 In get_last_needed_nal() (libavformat/h264.c) the return value of init_get_bits was ignored and get_ue_golomb(&gb) was called on an uninitialized get_bits context, which caused a NULL deref exception. CVE-2018-6392 The filter_slice function in libavfilter/vf_transpose.c allowed remote attackers to cause a denial of service (out-of-array access) via a crafted MP4 file. CVE-2018-1999012 libav contained a CWE-835: Infinite loop vulnerability in pva format demuxer that could result in a vulnerability that allowed attackers to consume excessive amount of resources like CPU and RAM. This attack appeared to be exploitable via specially crafted PVA file had to be provided as input. For Debian 8
    last seen2020-06-01
    modified2020-06-02
    plugin id123527
    published2019-04-01
    reporterThis script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/123527
    titleDebian DLA-1740-1 : libav security update
    code
    #
    # (C) Tenable Network Security, Inc.
    #
    # The descriptive text and package checks in this plugin were
    # extracted from Debian Security Advisory DLA-1740-1. The text
    # itself is copyright (C) Software in the Public Interest, Inc.
    #
    
    include("compat.inc");
    
    if (description)
    {
      script_id(123527);
      script_version("1.2");
      script_cvs_date("Date: 2020/01/27");
    
      script_cve_id("CVE-2015-1872", "CVE-2017-1000460", "CVE-2017-14058", "CVE-2018-1999012", "CVE-2018-6392");
      script_bugtraq_id(72644);
    
      script_name(english:"Debian DLA-1740-1 : libav security update");
      script_summary(english:"Checks dpkg output for the updated packages.");
    
      script_set_attribute(
        attribute:"synopsis", 
        value:"The remote Debian host is missing a security update."
      );
      script_set_attribute(
        attribute:"description", 
        value:
    "Several security issues have been corrected in multiple demuxers and
    decoders of the libav multimedia library.
    
    CVE-2015-1872
    
    The ff_mjpeg_decode_sof function in libavcodec/mjpegdec.c did not
    validate the number of components in a JPEG-LS Start Of Frame segment,
    which allowed remote attackers to cause a denial of service
    (out-of-bounds array access) or possibly have unspecified other impact
    via crafted Motion JPEG data.
    
    CVE-2017-14058
    
    The read_data function in libavformat/hls.c did not restrict reload
    attempts for an insufficient list, which allowed remote attackers to
    cause a denial of service (infinite loop).
    
    CVE-2017-1000460
    
    In get_last_needed_nal() (libavformat/h264.c) the return value of
    init_get_bits was ignored and get_ue_golomb(&gb) was called on an
    uninitialized get_bits context, which caused a NULL deref exception.
    
    CVE-2018-6392
    
    The filter_slice function in libavfilter/vf_transpose.c allowed remote
    attackers to cause a denial of service (out-of-array access) via a
    crafted MP4 file.
    
    CVE-2018-1999012
    
    libav contained a CWE-835: Infinite loop vulnerability in pva format
    demuxer that could result in a vulnerability that allowed attackers to
    consume excessive amount of resources like CPU and RAM. This attack
    appeared to be exploitable via specially crafted PVA file had to be
    provided as input.
    
    For Debian 8 'Jessie', these problems have been fixed in version
    6:11.12-1~deb8u6.
    
    We recommend that you upgrade your libav packages.
    
    NOTE: Tenable Network Security has extracted the preceding description
    block directly from the DLA 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://lists.debian.org/debian-lts-announce/2019/03/msg00041.html"
      );
      script_set_attribute(
        attribute:"see_also",
        value:"https://packages.debian.org/source/jessie/libav"
      );
      script_set_attribute(attribute:"solution", value:"Upgrade the affected packages.");
      script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
      script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
      script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/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-2015-1872");
      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:debian:debian_linux:libav-dbg");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libav-doc");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libav-tools");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavcodec-dev");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavcodec-extra");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavcodec-extra-56");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavcodec56");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavdevice-dev");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavdevice55");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavfilter-dev");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavfilter5");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavformat-dev");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavformat56");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavresample-dev");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavresample2");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavutil-dev");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libavutil54");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libswscale-dev");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libswscale3");
      script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:8.0");
    
      script_set_attribute(attribute:"vuln_publication_date", value:"2015/07/26");
      script_set_attribute(attribute:"patch_publication_date", value:"2019/03/30");
      script_set_attribute(attribute:"plugin_publication_date", value:"2019/04/01");
      script_set_attribute(attribute:"generated_plugin", value:"current");
      script_end_attributes();
    
      script_category(ACT_GATHER_INFO);
      script_copyright(english:"This script is Copyright (C) 2019-2020 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);
    if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
    if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);
    
    
    flag = 0;
    if (deb_check(release:"8.0", prefix:"libav-dbg", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libav-doc", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libav-tools", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavcodec-dev", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavcodec-extra", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavcodec-extra-56", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavcodec56", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavdevice-dev", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavdevice55", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavfilter-dev", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavfilter5", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavformat-dev", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavformat56", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavresample-dev", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavresample2", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavutil-dev", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libavutil54", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libswscale-dev", reference:"6:11.12-1~deb8u6")) flag++;
    if (deb_check(release:"8.0", prefix:"libswscale3", reference:"6:11.12-1~deb8u6")) flag++;
    
    if (flag)
    {
      if (report_verbosity > 0) security_warning(port:0, extra:deb_report_get());
      else security_warning(0);
      exit(0);
    }
    else audit(AUDIT_HOST_NOT, "affected");