CVE-2022-22942

NameCVE-2022-22942
Descriptiondrm/vmwgfx: Fix stale file descriptors on failed usercopy
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2941-1, DSA-5092-1, DSA-5096-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie, jessie (lts)3.16.84-1vulnerable
stretch (security)4.9.320-2fixed
stretch (lts), stretch4.9.320-3fixed
buster4.19.249-2fixed
buster (security)4.19.289-2fixed
bullseye5.10.178-3fixed
bullseye (security)5.10.191-1fixed
bookworm6.1.38-1fixed
bookworm (security)6.1.52-1fixed
sid, trixie6.5.3-1fixed
linux-4.19 (PTS)stretch (security)4.19.232-1~deb9u1fixed
stretch (lts), stretch4.19.289-2~deb9u1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcejessie(unfixed)end-of-life
linuxsourcestretch(not affected)
linuxsourcebuster4.19.232-1DSA-5096-1
linuxsourcebullseye5.10.92-2DSA-5092-1
linuxsource(unstable)5.15.15-2
linux-4.19sourcestretch4.19.232-1~deb9u1DLA-2941-1

Notes

[stretch] - linux <not-affected> (Vulnerable code not present)
https://www.openwall.com/lists/oss-security/2022/01/27/4
https://www.openwall.com/lists/oss-security/2022/02/03/1
Fixed by: https://git.kernel.org/linus/a0f90c8815706981c483a652a6aefca51a5e191c
https://github.com/opensrcsec/same_type_object_reuse_exploits/blob/main/cve-2022-22942-dc.c
https://github.com/opensrcsec/same_type_object_reuse_exploits/blob/main/cve-2022-22942.c

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