#VU120774 NULL pointer dereference in Linux kernel - CVE-2023-54248
Published: December 30, 2025 / Updated: December 30, 2025
Vulnerability identifier: #VU120774
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-2023-54248
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 log_replay() function in fs/ntfs3/fslog.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/7898db22ed6cee909513cf4935b5f9f0298b74f0
- https://git.kernel.org/stable/c/952bbfcedbf895963509861e55a6e4fc105eb842
- https://git.kernel.org/stable/c/9f36704a58adade3b0216f8a3fa5503db4517208
- https://git.kernel.org/stable/c/cdcdfd57f4c701f832787da1309cc6687917d783
- https://git.kernel.org/stable/c/e6c3cef24cb0d045f99d5cb039b344874e3cfd74
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.111
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.28
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4