CVE-2025-40360
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BaseFortify

Publication date: 2025-12-16

Last updated on: 2025-12-18

Assigner: kernel.org

Description
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)
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Meta Information
Published
2025-12-16
Last Modified
2025-12-18
Generated
2026-05-07
AI Q&A
2025-12-16
EPSS Evaluated
2026-05-05
NVD
CVE-2025-40360
EUVD
EUVD-2025-203733
Affected Vendors & Products
Currently, no data is known.
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability involves the Linux kernel's drm/sysfb component where a NULL pointer dereference could occur during the plane reset process. Specifically, the plane state in the function __drm_gem_reset_shadow_plane() can be NULL, and dereferencing this NULL pointer could cause a crash or unexpected behavior. The fix ensures that if the plane state is NULL, it is forwarded as NULL to other plane-reset helper functions instead of being dereferenced.


How can this vulnerability impact me? :

If exploited, this vulnerability could cause the Linux kernel to crash or behave unexpectedly due to a NULL pointer dereference in the graphics subsystem. This could lead to system instability or denial of service, affecting the availability of the system.


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