SB2025121017 - Memory leak in Linux kernel drm ttm driver
Published: December 10, 2025 Updated: December 12, 2025
Security Bulletin ID
SB2025121017
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) Memory leak (CVE-ID: CVE-2023-53844)
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 website.
References
- 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