CVE-2022-3550

NameCVE-2022-3550
DescriptionA vulnerability classified as critical was found in X.org Server. Affected by this vulnerability is the function _GetCountedString of the file xkb/xkb.c. The manipulation leads to buffer overflow. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211051.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3185-1, DSA-5278-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
xorg-server (PTS)buster2:1.20.4-1+deb10u4vulnerable
buster (security)2:1.20.4-1+deb10u13fixed
bullseye (security), bullseye2:1.20.11-1+deb11u11fixed
bookworm, bookworm (security)2:21.1.7-3+deb12u5fixed
sid, trixie2:21.1.11-2fixed
xwayland (PTS)bookworm2:22.1.9-1fixed
sid, trixie2:23.2.4-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
xorg-serversourcebuster2:1.20.4-1+deb10u6DLA-3185-1
xorg-serversourcebullseye2:1.20.11-1+deb11u3DSA-5278-1
xorg-serversource(unstable)2:21.1.4-3
xwaylandsource(unstable)2:22.1.5-1

Notes

https://gitlab.freedesktop.org/xorg/xserver/commit/11beef0b7f1ed290348e45618e5fa0d2bffcb72e

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