SB2025102349 - NULL pointer dereference in Linux kernel ntfs3
Published: October 23, 2025 Updated: October 26, 2025
Security Bulletin ID
SB2025102349
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-2023-53732)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the ni_write_inode() function in fs/ntfs3/frecord.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/8dae4f6341e335a09575be60b4fdf697c732a470
- https://git.kernel.org/stable/c/b1135fbaf8ebef93df326761ac70ebcc3c2e3d63
- https://git.kernel.org/stable/c/b3152afc0eb864f7c6ecad134a15b577ef7aec77
- https://git.kernel.org/stable/c/d4b74482529516477cf7b12502538e51827c699f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.113