CVE-2021-45469

NameCVE-2021-45469
DescriptionIn __f2fs_setxattr in fs/f2fs/xattr.c in the Linux kernel through 5.15.11, there is an out-of-bounds memory access when an inode has an invalid last xattr entry.
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-5050-1, 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)4.9.320-2vulnerable
stretch (lts), stretch4.9.320-3vulnerable
buster4.19.249-2fixed
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
sid6.8.9-1fixed
linux-4.19 (PTS)stretch (security)4.19.232-1~deb9u1fixed
stretch (lts), stretch4.19.304-1~deb9u1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcejessie(unfixed)end-of-life
linuxsourcebuster4.19.232-1DSA-5096-1
linuxsourcebullseye5.10.92-1DSA-5050-1
linuxsource(unstable)5.15.15-1
linux-4.19sourcestretch4.19.232-1~deb9u1DLA-2941-1

Notes

[stretch] - linux <ignored> (Minor issue; f2fs is not supportable)
https://bugzilla.kernel.org/show_bug.cgi?id=215235

Search for package or bug name: Reporting problems