SB2026012964 - SUSE update for python-filelock
Published: January 29, 2026
Security Bulletin ID
SB2026012964
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) Time-of-check Time-of-use (TOCTOU) Race Condition (CVE-ID: CVE-2026-22701)
The vulnerability allows a local user to perform a denial of service attack.
The vulnerability exists due to a race condition in the SoftFileLock implementation of the filelock package. A local user can create a symbolic link to a critical file on the system between the permission validation and file creation to cause lock operations to fail or behave unexpectedly.
Remediation
Install update from vendor's website.