CVE-2022-2873

NameCVE-2022-2873
DescriptionAn out-of-bounds memory access flaw was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way a user triggers the I2C_SMBUS_BLOCK_DATA (with the ioctl I2C_SMBUS) with malicious input data. This flaw allows a local user to crash 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-3349-1, DLA-3403-1, DSA-5324-1, ELA-810-1, ELA-847-1

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)4.19.304-1fixed
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)jessie, jessie (lts)4.19.304-1~deb8u1fixed
stretch (security)4.19.232-1~deb9u1vulnerable
stretch (lts), stretch4.19.304-1~deb9u1fixed
linux-5.10 (PTS)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
linuxsourcebuster4.19.282-1DLA-3403-1
linuxsourcebullseye5.10.162-1DSA-5324-1
linuxsource(unstable)6.1.4-1
linux-4.19sourcejessie4.19.282-1~deb8u1ELA-847-1
linux-4.19sourcestretch4.19.282-1~deb9u1ELA-847-1
linux-5.10sourcestretch5.10.162-1~deb9u1ELA-810-1
linux-5.10sourcebuster5.10.162-1~deb10u1DLA-3349-1

Notes

https://bugzilla.redhat.com/show_bug.cgi?id=2119048
https://lore.kernel.org/lkml/20220729093451.551672-1-zheyuma97@gmail.com/T/
https://git.kernel.org/linus/39244cc754829bf707dccd12e2ce37510f5b1f8d

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