SB20251216142 - Improper locking in Linux kernel jfs
Published: December 16, 2025
Security Bulletin ID
SB20251216142
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-2025-68168)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the txInit() function in fs/jfs/jfs_txnmgr.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/038861414ab383b41dd35abbf9ff0ef715592d53
- https://git.kernel.org/stable/c/2a9575a372182ca075070b3cd77490dcf0c951e7
- https://git.kernel.org/stable/c/300b072df72694ea330c4c673c035253e07827b8
- https://git.kernel.org/stable/c/8cae9cf23e0bd424ac904e753639a587543ce03a
- https://git.kernel.org/stable/c/a2aa97cde9857f881920635a2e3d3b11769619c5
- https://git.kernel.org/stable/c/cbf2f527ae4ca7c7dabce42e85e8deb58588a37e
- https://git.kernel.org/stable/c/d2dd7ca05a11685c314e62802a55e8d67a90e974
- https://git.kernel.org/stable/c/d6af7fce2e162ac68e85d3a11eb6ac8c35b24b64