CVE-2024-56776

Name	CVE-2024-56776
Description	In the Linux kernel, the following vulnerability has been resolved: drm/sti: avoid potential dereference of error pointers The return value of drm_atomic_get_crtc_state() needs to be checked. To avoid use of error pointer 'crtc_state' in case of the failure.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-4076-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
linux (PTS)	bullseye	5.10.223-1	vulnerable
	bullseye (security)	5.10.234-1	vulnerable
	bookworm	6.1.129-1	fixed
	bookworm (security)	6.1.135-1	fixed
	trixie	6.12.25-1	fixed
	sid	6.12.27-1	fixed
linux-6.1 (PTS)	bullseye (security)	6.1.129-1~deb11u1	fixed

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

Package	Type	Release	Fixed Version	Origin
linux	source	bookworm	6.1.123-1
linux	source	(unstable)	6.12.5-1
linux-6.1	source	bullseye	6.1.128-1~deb11u1	DLA-4076-1

https://git.kernel.org/linus/831214f77037de02afc287eae93ce97f218d8c04 (6.13-rc1)