SB20250916187 - NULL pointer dereference in Linux kernel ntfs3
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250916187
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-2022-50262)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the ntfs_init_from_boot() function in fs/ntfs3/super.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/0b66046266690454dc04e6307bcff4a5605b42a1
- https://git.kernel.org/stable/c/8702e0dc987014f6d77740b693340f91344fd0ae
- https://git.kernel.org/stable/c/af7a195deae349f15baa765d000a5188920d61dd
- https://git.kernel.org/stable/c/db91a9c59162a9c56792ded88160442c0a2dabd5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.3