SB2025091691 - Memory leak in Linux kernel md driver
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091691
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-2023-53151)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the flush_pending_writes() and raid10_unplug() functions in drivers/md/raid10.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/00ecb6fa67c0f772290c5ea5ae8b46eefd503b83
- https://git.kernel.org/stable/c/010444623e7f4da6b4a4dd603a7da7469981e293
- https://git.kernel.org/stable/c/1d467e10507167eb6dc2c281a87675b731955d86
- https://git.kernel.org/stable/c/634daf6b2c81015cc5e28bf694a6a94a50c641cd
- https://git.kernel.org/stable/c/84a578961b2566e475bfa8740beaf0abcc781a6f
- https://git.kernel.org/stable/c/d0345f7c7dbc5d42e4e6f1db99c1c1879d7b0eb5
- https://git.kernel.org/stable/c/f45b2fa7678ab385299de345f7e85d05caea386b
- https://git.kernel.org/stable/c/fbf50184190d55f8717bd29aa9530c399be96f30
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.7