Vulnerabilities > Citrix > Xenserver > 7.2

DATE CVE VULNERABILITY TITLE RISK
2018-05-08 CVE-2018-8897 Race Condition vulnerability in multiple products
A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures Software Developer's Manual (SDM) was mishandled in the development of some or all operating-system kernels, resulting in unexpected behavior for #DB exceptions that are deferred by MOV SS or POP SS, as demonstrated by (for example) privilege escalation in Windows, macOS, some Xen configurations, or FreeBSD, or a Linux kernel crash.
7.2
2017-08-24 CVE-2017-12137 Classic Buffer Overflow vulnerability in multiple products
arch/x86/mm.c in Xen allows local PV guest OS users to gain host OS privileges via vectors related to map_grant_ref.
local
low complexity
xen citrix debian CWE-120
7.2
2017-08-24 CVE-2017-12136 Race Condition vulnerability in multiple products
Race condition in the grant table code in Xen 4.6.x through 4.9.x allows local guest OS administrators to cause a denial of service (free list corruption and host crash) or gain privileges on the host via vectors involving maptrack free list handling.
6.9
2017-08-24 CVE-2017-12135 Incorrect Calculation vulnerability in multiple products
Xen allows local OS guest users to cause a denial of service (crash) or possibly obtain sensitive information or gain privileges via vectors involving transitive grants.
local
low complexity
xen citrix debian CWE-682
4.6
2017-08-24 CVE-2017-12134 Incorrect Calculation vulnerability in multiple products
The xen_biovec_phys_mergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability calculation.
local
low complexity
xen citrix CWE-682
7.2