Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drm_atomic_helper_disable_all() is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every display disconnect. Add guards for those dereferences.
References
- https://git.kernel.org/stable/c/a255ec07f91d4c73a361a28b7a3d82f5710245f1
- https://git.kernel.org/stable/c/dc2d5ddb193e363187bae2ad358245642d2721fb
FAQ
What is CVE-2026-23039?
CVE-2026-23039 is a documented vulnerability. In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drm_atomic_helper_disable_all() is called which sets bo...
How severe is CVE-2026-23039?
CVSS scoring is not yet available for CVE-2026-23039. Check NVD for updates.
Is there a patch for CVE-2026-23039?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.