SUMMARY
It was discovered that a buffer overflow in the _getCountedString()
function of the Xorg X server may result in denial of service or
potentially the execution of arbitrary code.
For the stable distribution (bullseye), these problems have been fixed in
version 2:1.20.11-1+deb11u3.
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/xorg-server
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: debian-security-announce@lists.debian.org
CVE: CVE-2022-3550 CVE-2022-3551
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