Urgent xorg-server Vulnerability Fixes in Debian LTS DLA-3631-1
Summary
Jan-Niklas Sohn discovered several vulnerabilities in the Xorg 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+deb10u10.
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:
https://security-tracker.debian.org/tracker/source-package/xorg-server
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS