Bug 2422673 (CVE-2025-40360) - CVE-2025-40360 kernel: Linux kernel drm/sysfb: Denial of service via NULL pointer dereference
Summary: CVE-2025-40360 kernel: Linux kernel drm/sysfb: Denial of service via NULL poi...
Keywords:
Status: NEW
Alias: CVE-2025-40360
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-12-16 14:02 UTC by OSIDB Bzimport
Modified: 2026-01-19 12:51 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2025-12-16 14:02:43 UTC 
In the Linux kernel, the following vulnerability has been resolved:

drm/sysfb: Do not dereference NULL pointer in plane reset

The plane state in __drm_gem_reset_shadow_plane() can be NULL. Do not
deref that pointer, but forward NULL to the other plane-reset helpers.
Clears plane->state to NULL.

v2:
- fix typo in commit description (Javier)
Comment 1 Alexander B 2025-12-17 04:08:15 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025121644-CVE-2025-40360-28d0@gregkh/T
Note You need to log in before you can comment on or make changes to this bug.