CVE-2023-2124

NameCVE-2023-2124
DescriptionAn out-of-bounds memory access flaw was found in the Linux kernel’s XFS file system in how a user restores an XFS image after failure (with a dirty log journal). This flaw allows a local user to crash or potentially escalate their privileges on the system.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3623-1, DSA-5448-1, DSA-5480-1, ELA-991-1

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)4.9.320-2vulnerable
stretch (lts), stretch4.9.320-3vulnerable
buster4.19.249-2vulnerable
buster (security)4.19.304-1vulnerable
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)jessie, jessie (lts)5.10.216-1~deb8u1fixed
stretch (lts), stretch5.10.216-1~deb9u1fixed
buster (security)5.10.216-1~deb10u1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcejessie(unfixed)end-of-life
linuxsourcestretch(unfixed)end-of-life
linuxsourcebullseye5.10.191-1DSA-5480-1
linuxsourcebookworm6.1.37-1DSA-5448-1
linuxsource(unstable)6.3.7-1
linux-5.10sourcejessie5.10.197-1~deb8u1ELA-991-1
linux-5.10sourcestretch5.10.197-1~deb9u1ELA-991-1
linux-5.10sourcebuster5.10.197-1~deb10u1DLA-3623-1

Notes

https://www.openwall.com/lists/oss-security/2023/04/19/2
https://lore.kernel.org/linux-xfs/20230412214034.GL3223426@dread.disaster.area/T/#m1ebbcd1ad061d2d33bef6f0534a2b014744d152d
https://git.kernel.org/linus/22ed903eee23a5b174e240f1cdfa9acf393a5210 (6.4-rc1)

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