CVE-2022-3521

NameCVE-2022-3521
DescriptionA vulnerability has been found in Linux Kernel and classified as problematic. This vulnerability affects the function kcm_tx_work of the file net/kcm/kcmsock.c of the component kcm. The manipulation leads to race condition. It is recommended to apply a patch to fix this issue. VDB-211018 is the identifier assigned to this vulnerability.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3244-1, DLA-3245-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2vulnerable
buster (security)4.19.304-1fixed
bullseye5.10.209-2fixed
bullseye (security)5.10.216-1fixed
bookworm6.1.76-1fixed
bookworm (security)6.1.90-1fixed
trixie6.7.12-1fixed
sid6.8.11-1fixed
linux-5.10 (PTS)buster (security)5.10.216-1~deb10u1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcebuster4.19.269-1DLA-3245-1
linuxsourcebullseye5.10.158-1
linuxsource(unstable)6.0.10-1unimportant
linux-5.10sourcebuster5.10.158-2~deb10u1DLA-3244-1

Notes

https://git.kernel.org/linus/ec7eede369fe5b0d085ac51fdbb95184f87bfc6c
In Debian CONFIG_AF_KCM is not set

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