#VU90412 NULL pointer dereference in Linux kernel - CVE-2023-52738
Published: May 31, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90412
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-2023-52738
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_fence_driver_sw_fini() function in drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/2e557c8ca2c585bdef591b8503ba83b85f5d0afd
- https://git.kernel.org/stable/c/2bcbbef9cace772f5b7128b11401c515982de34b
- https://git.kernel.org/stable/c/5ad7bbf3dba5c4a684338df1f285080f2588b535
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.94
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2