Debian Security Advisory

DLA-3256-1 xorg-server -- LTS security update

Date Reported:
31 Dec 2022
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2022-4283, CVE-2022-46340, CVE-2022-46341, CVE-2022-46342, CVE-2022-46343, CVE-2022-46344.
More information:

Jan-Niklas Sohn discovered several vulnerabilities in X server extensions in the X.Org X server, which may result in privilege escalation if the X server is running privileged.

For Debian 10 buster, these problems have been fixed in version 2:1.20.4-1+deb10u7.

We recommend that you upgrade your xorg-server packages.

For the detailed security status of xorg-server please refer to its security tracker page at:

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: