SB2025020438 - Improper error handling in Linux kernel btrfs
Published: February 4, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025020438
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 error handling (CVE-ID: CVE-2025-21679)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the get_canonical_dev_path() function in fs/btrfs/volumes.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.