CVE-2011-4613
xorg - incorrect permission check
EPSS 0.08%
Description
The X.Org X wrapper (xserver-wrapper.c) in Debian GNU/Linux and Ubuntu Linux does not properly verify the TTY of a user who is starting X, which allows local users to bypass intended access restrictions by associating stdin with a file that is misinterpreted as the console TTY.
How to fix CVE-2011-4613
To remediate CVE-2011-4613, upgrade the affected package to a fixed version below.
- Debian/xorg—upgrade to 1:7.6+10 or later
- Debian/xorg—upgrade to 1:7.5+8+squeeze1 or later
Is CVE-2011-4613 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1:7.6+10
- from 0, < 1:7.5+8+squeeze1