CVE-2026-53066
UnknownSummary
A vulnerability has been identified in the Linux kernel in the function drm_atomic_get_plane_state(), which can return an error pointer that is not checked. A fix has been implemented to add error pointer checking.
Risk Assessment
The lack of error pointer checking may lead to unexpected system behavior, potentially affecting the stability and security of the operating system.
Recommendation
It is recommended to update the Linux kernel to the latest version to mitigate this vulnerability and ensure proper error pointer checks.
Original NVD description (English source)
In the Linux kernel, the following vulnerability has been resolved: drm/sun4i: backend: fix error pointer dereference The function drm_atomic_get_plane_state() can return an error pointer and is not checked for it. Add error pointer check. Detected by Smatch: drivers/gpu/drm/sun4i/sun4i_backend.c:496 sun4i_backend_atomic_check() error: 'plane_state' dereferencing possible ERR_PTR()