#VU119523 Memory leak in Linux kernel - CVE-2023-53844
Published: December 10, 2025 / Updated: December 12, 2025
Vulnerability identifier: #VU119523
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-2023-53844
CWE-ID: CWE-401
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 memory leak within the ttm_bo_swapout() function in drivers/gpu/drm/ttm/ttm_bo.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/4a5b37ea6797d7a53e6dd004aa37e149f40199ce
- https://git.kernel.org/stable/c/a590f03d8de7c4cb7ce4916dc7f2fd10711faabe
- https://git.kernel.org/stable/c/af4e0ce2af8a8f0ff3b89702a1e18d8ec2c4a834
- https://git.kernel.org/stable/c/f037f6038736bd038ddb9c72de979a08cc1ee3b5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.40