SB2025122621 - Memory leak in Linux kernel ralink rt2x00 driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB2025122621
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-2023-54131)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the rt2x00lib_remove_hw() function in drivers/net/wireless/ralink/rt2x00/rt2x00dev.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/0354bce76ed1d775904acdb4cc0bf88c5b9b5b9f
- https://git.kernel.org/stable/c/494064ffd60d044c097d514917c40913d1affbca
- https://git.kernel.org/stable/c/bea3f8aa999318bdffa2d17753e492f76904f0ce
- https://git.kernel.org/stable/c/cbef9a83c51dfcb07f77cfa6ac26f53a1ea86f49
- https://git.kernel.org/stable/c/eb77c0c0a17c53d83b5fe8e46490fb0a7ed9e6af
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.111