6.2 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:H/Au:N/C:C/I:C/A:C
0.002 Low
EPSS
Percentile
64.4%
The xen_iret function in arch/x86/xen/xen-asm_32.S in the Linux kernel before 3.7.9 on 32-bit Xen paravirt_ops platforms does not properly handle an invalid value in the DS segment register, which allows guest OS users to gain guest OS privileges via a crafted application.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | linux | < 3.2.39-1 | linux_3.2.39-1_all.deb |
Debian | 11 | all | linux | < 3.2.39-1 | linux_3.2.39-1_all.deb |
Debian | 10 | all | linux | < 3.2.39-1 | linux_3.2.39-1_all.deb |
Debian | 999 | all | linux | < 3.2.39-1 | linux_3.2.39-1_all.deb |
Debian | 13 | all | linux | < 3.2.39-1 | linux_3.2.39-1_all.deb |