SB20251230219 - NULL pointer dereference in Linux kernel ntfs3
Published: December 30, 2025 Updated: December 30, 2025
Security Bulletin ID
SB20251230219
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2023-54248)
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 website.
References
- 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