CVE-2023-52671

Name	CVE-2023-52671
Description	In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix hang/underflow when transitioning to ODM4:1 [Why] Under some circumstances, disabling an OPTC and attempting to reclaim its OPP(s) for a different OPTC could cause a hang/underflow due to OPPs not being properly disconnected from the disabled OPTC. [How] Ensure that all OPPs are unassigned from an OPTC when it gets disabled.
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)	buster	4.19.249-2	vulnerable
	buster (security)	4.19.316-1	vulnerable
	bullseye	5.10.209-2	vulnerable
	bullseye (security)	5.10.218-1	vulnerable
	bookworm	6.1.76-1	vulnerable
	bookworm (security)	6.1.90-1	vulnerable
	sid, trixie	6.8.12-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
linux	source	(unstable)	6.7.7-1

https://git.kernel.org/linus/e7b2b108cdeab76a7e7324459e50b0c1214c0386 (6.8-rc1)