CVE-2022-46341

NameCVE-2022-46341
DescriptionA vulnerability was found in X.Org. This security flaw occurs because the handler for the XIPassiveUngrab request accesses out-of-bounds memory when invoked with a high keycode or button code. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3256-1, DSA-5304-1
Debian Bugs1026071

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+deb10u7DLA-3256-1
xorg-serversourcebullseye2:1.20.11-1+deb11u4DSA-5304-1
xorg-serversource(unstable)2:21.1.5-11026071
xwaylandsource(unstable)2:22.1.6-1

Notes

https://lists.x.org/archives/xorg-announce/2022-December/003302.html
https://gitlab.freedesktop.org/xorg/xserver/commit/51eb63b0ee1509c6c6b8922b0e4aa037faa6f78b

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