SB2025120897 - NULL pointer dereference in Linux kernel amd amdgpu driver
Published: December 8, 2025
Security Bulletin ID
SB2025120897
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) NULL pointer dereference (CVE-ID: CVE-2025-40288)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the amdgpu_virt_write_vf2pf_data() function in drivers/gpu/drm/amd/amdgpu/amdgpu_virt.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/070bdce18fb12a49eb9c421e57df17d2ad29bf5f
- https://git.kernel.org/stable/c/1243e396148a65bb6c42a2b70fe43e50c16c494f
- https://git.kernel.org/stable/c/43aa61c18a3a45042b098b7a1186ffb29364002c
- https://git.kernel.org/stable/c/883f309add55060233bf11c1ea6947140372920f
- https://git.kernel.org/stable/c/e70113b741ba253886cd71dbadfe3ea444bb2f5c