SB20250227133 - Reachable assertion in Linux kernel btrfs
Published: February 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250227133
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-2025-21754)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to reachable assertion within the btrfs_split_ordered_extent() function in fs/btrfs/ordered-data.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/0d85f5c2dd91df6b5da454406756f463ba923b69
- https://git.kernel.org/stable/c/0ff88c2a742a7cbaa4d08507d864737d099b435a
- https://git.kernel.org/stable/c/8ea8db4216d1029527ab4666f730650419451e32
- https://git.kernel.org/stable/c/927b930f117bbae730a853c1dc43da8afe8380fa
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.78