SB20251230149 - Use-after-free in Linux kernel message fusion driver
Published: December 30, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251230149
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2023-54310)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the mptlan_remove() function in drivers/message/fusion/mptlan.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/410e610a96c52a7b41e2ab6c9ca60868d9acecce
- https://git.kernel.org/stable/c/48daa4a3015d859ee424948844ce3c12f2fe44e6
- https://git.kernel.org/stable/c/60c8645ad6f5b722615383d595d63b62b07a13c3
- https://git.kernel.org/stable/c/697f92f8317e538d8409a0c95d6370eb40b34c05
- https://git.kernel.org/stable/c/92f869693d84e813895ff4d25363744575515423
- https://git.kernel.org/stable/c/9c6da3b7f12528cd52c458b33496a098b838fcfc
- https://git.kernel.org/stable/c/e84282efc87f2414839f6e15c31b4daa34ebaac1
- https://git.kernel.org/stable/c/f486893288f3e9b171b836f43853a6426515d800
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.316
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.284
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.181
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.113
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.244
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.30
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4