CVE-2021-47380

NameCVE-2021-47380
DescriptionIn the Linux kernel, the following vulnerability has been resolved: HID: amd_sfh: Fix potential NULL pointer dereference devm_add_action_or_reset() can suddenly invoke amd_mp2_pci_remove() at registration that will cause NULL pointer dereference since corresponding data is not initialized yet. The patch moves initialization of data before devm_add_action_or_reset(). Found by Linux Driver Verification project (linuxtesting.org). [jkosina@suse.cz: rebase]
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2vulnerable
buster (security)4.19.316-1vulnerable
bullseye (security), bullseye5.10.218-1vulnerable
bookworm6.1.94-1fixed
bookworm (security)6.1.90-1fixed
trixie6.8.12-1fixed
sid6.9.7-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)5.14.12-1

Notes

https://git.kernel.org/linus/d46ef750ed58cbeeba2d9a55c99231c30a172764 (5.15-rc4)

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