SB20250916220 - Improper locking in Linux kernel ntfs3
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250916220
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) Improper locking (CVE-ID: CVE-2023-53163)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the ntfs_truncate() function in fs/ntfs3/file.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/0226635c304cfd5c9db9b78c259cb713819b057e
- https://git.kernel.org/stable/c/6bb6b1c6b0c31e36736b87a39dd1cbbd9d5ec22f
- https://git.kernel.org/stable/c/73fee7e1e5ea11b51c51c46e0577a197ca3602cf
- https://git.kernel.org/stable/c/8414983c2e649364d8af29080a0869266b31abb6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.87