#VU119721 NULL pointer dereference in Linux kernel - CVE-2023-53848
Published: December 10, 2025 / Updated: December 12, 2025
Vulnerability identifier: #VU119721
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-2023-53848
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 r5l_exit_log() function in drivers/md/raid5-cache.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/71cf23271f015a57038bdc4669952096f9fe5500
- https://git.kernel.org/stable/c/a705b11b358dee677aad80630e7608b2d5f56691
- https://git.kernel.org/stable/c/ac9e103f282a7854f3274ef5ff0742fbbe8d7d6b
- https://git.kernel.org/stable/c/c406984738215dc20ac2dc63e49d70f20797730e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.3