Memory leak in Linux kernel - CVE-2023-54254
Published: December 30, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120639
CSH Severity: Low
CVSS v4.0: 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-2023-54254
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the ttm_bo_evict() function in drivers/gpu/drm/ttm/ttm_bo.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2023-54254
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/6aea0032380bbb1efebd598ad733d16925167921
- https://git.kernel.org/stable/c/7738335d73d0686ec8995e0448e5d1b48cffb2a4
- https://git.kernel.org/stable/c/e8188c461ee015ba0b9ab2fc82dbd5ebca5a5532
- https://git.kernel.org/stable/c/e9c44738cb1f537b177cc1beabcf6913690460cd
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.43