CVE-2011-4029
EPSS 0.87%
Description
The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to change the permissions of arbitrary files to 444, read those files, and possibly cause a denial of service (removed execution permission) via a symlink attack on a temporary lock file.
How to fix CVE-2011-4029
To remediate CVE-2011-4029, upgrade the affected package to a fixed version below.
- Debian/xorg-server—upgrade to 2:1.11.1.901-2 or later
Is CVE-2011-4029 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2:1.11.1.901-2