#VU119339 NULL pointer dereference in Linux kernel - CVE-2025-40288
Published: December 8, 2025
Vulnerability identifier: #VU119339
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-40288
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
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 repository.
External links
- 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