CVE-2025-21987 Information

Description

In the Linux kernel the following vulnerability has been resolved:

drm/amdgpu: init return value in amdgpu_ttm_clear_buffer

Otherwise an uninitialized value can be returned if amdgpu_res_cleared returns true for all regions.

Possibly closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3812

(cherry picked from commit 7c62aacc3b452f73a1284198c81551035fac6d71)

Reference

https://git.kernel.org/stable/c/5bd98c2df4a0f2e2dcbdf563feb8d348406377b5 https://git.kernel.org/stable/c/d2c9625b0ade41f9917875d88173a0cc802b95fc https://git.kernel.org/stable/c/d3c7059b6a8600fc62cd863f1ea203b8675e63e1