SB20251226173 - Out-of-bounds read in Linux kernel ntfs3
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251226173
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) Out-of-bounds read (CVE-ID: CVE-2022-50762)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the true_sectors_per_clst() 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/4b51f27d4448c84957bce190292f75d4896d56b3
- https://git.kernel.org/stable/c/8fe280ae85177c2323ae8c9849ff27a3a6b69506
- https://git.kernel.org/stable/c/95afb464c86c6e9e95ea9e595282fa6f693072e8
- https://git.kernel.org/stable/c/caad9dd8792a2622737b7273cb34835fd9536cd2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.86
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2