CVE-2022-2977

Name	CVE-2022-2977
Description	A flaw was found in the Linux kernel implementation of proxied virtualized TPM devices. On a system where virtualized TPM devices are configured (this is not the default) a local attacker can create a use-after-free and create a situation where it may be possible to escalate privileges on the system.
Source	CVE (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 Package	Release	Version	Status
linux (PTS)	bullseye	5.10.223-1	fixed
	bullseye (security)	5.10.234-1	fixed
	bookworm	6.1.129-1	fixed
	bookworm (security)	6.1.135-1	fixed
	trixie	6.12.22-1	fixed
	sid	6.12.25-1	fixed

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

Package	Type	Release	Fixed Version
linux	source	buster	4.19.249-1
linux	source	bullseye	5.10.113-1
linux	source	(unstable)	5.17.3-1

https://git.kernel.org/linus/7e0438f83dc769465ee663bb5dcf8cc154940712 (5.18-rc1)