#VU120778 NULL pointer dereference in Linux kernel - CVE-2023-54232
Published: December 30, 2025 / Updated: December 30, 2025
Vulnerability identifier: #VU120778
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-2023-54232
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 function in arch/m68k/kernel/traps.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/1a6059f5ed57f48edfe7159404ff7d538d9d405b
- https://git.kernel.org/stable/c/2100e374251a8fc00cce1916cfc50f3cb652cbe3
- https://git.kernel.org/stable/c/54fa25ffab2b700df5abd58c136d64a912c53953
- https://git.kernel.org/stable/c/8bf8d5dade4c5e1d8a2386f29253ed28b5d87735
- https://git.kernel.org/stable/c/df1da53a7e98f0b2a0eb2241c154f148f2f2c1d8
- https://git.kernel.org/stable/c/e36a82bebbf7da814530d5a179bef9df5934b717
- https://git.kernel.org/stable/c/ec15405b80fc15ffc87a23d01378ae061c1aba07
- https://git.kernel.org/stable/c/f55cb52ec98b22125f5bda36391edb8894f7e8cf
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.280