SB2025091712 - Use-after-free in Linux kernel nilfs2
Published: September 17, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091712
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-2023-53311)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the fs/nilfs2/the_nilfs.h. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/11afd67f1b3c28eb216e50a3ca8dbcb69bb71793
- https://git.kernel.org/stable/c/3645510cf926e6af2f4d44899370d7e5331c93bd
- https://git.kernel.org/stable/c/37207240872456fbab44a110bde6640445233963
- https://git.kernel.org/stable/c/5828d5f5dc877dcfdd7b23102e978e2ecfd86d82
- https://git.kernel.org/stable/c/7532ff6edbf5242376b24a95a2fefb59bb653e5a
- https://git.kernel.org/stable/c/a3c3b4cbf9b8554120fb230e6516e980c6277487
- https://git.kernel.org/stable/c/d2c539c216cce74837a9cf5804eb205939b82227
- https://git.kernel.org/stable/c/f8654743a0e6909dc634cbfad6db6816f10f3399
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.323
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.292
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.191
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.127
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.254
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.46
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5