CVE-2025-21941

NameCVE-2025-21941
DescriptionIn the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix null check for pipe_ctx->plane_state in resource_build_scaling_params Null pointer dereference issue could occur when pipe_ctx->plane_state is null. The fix adds a check to ensure 'pipe_ctx->plane_state' is not null before accessing. This prevents a null pointer dereference. Found by code review. (cherry picked from commit 63e6a77ccf239337baa9b1e7787cde9fa0462092)
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-4178-1, DLA-4193-1, DSA-5900-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)bullseye5.10.223-1vulnerable
bullseye (security)5.10.237-1fixed
bookworm6.1.137-1fixed
bookworm (security)6.1.140-1fixed
trixie6.12.27-1fixed
sid6.12.30-1fixed
linux-6.1 (PTS)bullseye (security)6.1.137-1~deb11u1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcebullseye5.10.237-1DLA-4178-1
linuxsourcebookworm6.1.133-1DSA-5900-1
linuxsource(unstable)6.12.19-1
linux-6.1sourcebullseye6.1.137-1~deb11u1DLA-4193-1

Notes

https://git.kernel.org/linus/374c9faac5a763a05bc3f68ad9f73dab3c6aec90 (6.14-rc6)

Search for package or bug name: Reporting problems