SB20250916176 - NULL pointer dereference in Linux kernel ntfs3
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250916176
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-2022-50336)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the attr_load_runs_vcn() function in fs/ntfs3/attrib.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/1621734cd3047f7979da1d7d5c5444d583d8b0ed
- https://git.kernel.org/stable/c/26425414bfe5d302413b956ab2469176d4ff53aa
- https://git.kernel.org/stable/c/2681631c29739509eec59cc0b34e977bb04c6cf1
- https://git.kernel.org/stable/c/ea6b3598406c58c5d09b6f4328e09616c077597f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.87