#VU108463 NULL pointer dereference in Linux kernel - CVE-2023-53055
Published: May 4, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108463
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-53055
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the generic_shutdown_super() function in fs/super.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/497ab5d9c7852dfedab2c9de75e41b60e54b7c5d
- https://git.kernel.org/stable/c/992a3f3e8a0c92151dfdf65fc85567c865fd558a
- https://git.kernel.org/stable/c/ccb820dc7d2236b1af0d54ae038a27b5b6d5ae5a
- https://git.kernel.org/stable/c/d77531fac6a1fd9f1db0195438ba5419d72b96c4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.22