SB20250916247 - Reachable assertion in Linux kernel btrfs
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250916247
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-2023-53183)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to reachable assertion within the prepare_to_merge() and merge_reloc_roots() functions in fs/btrfs/relocation.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/05d7ce504545f7874529701664c90814ca645c5d
- https://git.kernel.org/stable/c/69dd147de419b04d1d8d2ca67ef424cddd5b8fd5
- https://git.kernel.org/stable/c/9d04716e36654275aea00fb93fc9b30b850925e7
- https://git.kernel.org/stable/c/a96b6519ac71583835cb46d74bc450de5a13877f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.11