2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:L/Au:N/C:N/I:P/A:N
0.0004 Low
EPSS
Percentile
9.3%
The vdso_addr function in arch/x86/vdso/vma.c in the Linux kernel through 3.18.2 does not properly choose memory locations for the vDSO area, which makes it easier for local users to bypass the ASLR protection mechanism by guessing a location at the end of a PMD.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | linux | < 3.16.7-ckt4-1 | linux_3.16.7-ckt4-1_all.deb |
Debian | 11 | all | linux | < 3.16.7-ckt4-1 | linux_3.16.7-ckt4-1_all.deb |
Debian | 10 | all | linux | < 3.16.7-ckt4-1 | linux_3.16.7-ckt4-1_all.deb |
Debian | 999 | all | linux | < 3.16.7-ckt4-1 | linux_3.16.7-ckt4-1_all.deb |
Debian | 13 | all | linux | < 3.16.7-ckt4-1 | linux_3.16.7-ckt4-1_all.deb |