SB20251226269 - Reachable assertion in Linux kernel btrfs
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251226269
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) Reachable assertion (CVE-ID: CVE-2023-54023)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to reachable assertion within the alloc_profile_is_valid() and btrfs_balance() functions in fs/btrfs/volumes.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.