SB20250402101 - Use of uninitialized resource in Linux kernel amd amdgpu driver
Published: April 2, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250402101
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use of uninitialized resource (CVE-ID: CVE-2025-21987)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to use of uninitialized resource within the amdgpu_ttm_clear_buffer() function in drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/5bd98c2df4a0f2e2dcbdf563feb8d348406377b5
- https://git.kernel.org/stable/c/d2c9625b0ade41f9917875d88173a0cc802b95fc
- https://git.kernel.org/stable/c/d3c7059b6a8600fc62cd863f1ea203b8675e63e1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.18
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14