MEDIUM · 5.5

CVE-2025-21987

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 re...

Vulnerability 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)

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
LinuxLinux Kernel>= 6.10, < 6.12.18

Related Weaknesses (CWE)

References

FAQ

What is CVE-2025-21987?

CVE-2025-21987 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 re...

How severe is CVE-2025-21987?

CVE-2025-21987 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-21987?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.