CVE-2022-3424

NameCVE-2022-3424
DescriptionA use-after-free flaw was found in the Linux kernel’s SGI GRU driver in the way the first gru_file_unlocked_ioctl function is called by the user, where a fail pass occurs in the gru_check_chiplet_assignment function. 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-3403-1, DLA-3404-1

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)5.10.218-1fixed
bookworm6.1.76-1fixed
bookworm (security)6.1.90-1fixed
trixie6.7.12-1fixed
sid6.8.12-1fixed
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
linuxsourcebuster4.19.282-1DLA-3403-1
linuxsourcebullseye5.10.178-1
linuxsource(unstable)6.1.4-1unimportant
linux-5.10sourcebuster5.10.178-3~deb10u1DLA-3404-1

Notes

https://lore.kernel.org/all/20221006152643.1694235-1-zyytlz.wz@163.com/
https://git.kernel.org/linus/643a16a0eb1d6ac23744bb6e90a00fc21148a9dc
SGI_GRU not enabled in any Debian kernel

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