SB2024073199 - Improper error handling in Linux kernel btrfs
Published: July 31, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024073199
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-2024-42103)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the btrfs_reclaim_bgs_work() function in fs/btrfs/block-group.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/522b39bd7163e8dc49f8cf10b9b782218ac48746
- https://git.kernel.org/stable/c/aa1d8cc0cc500e06b316cd6732d4e6c1388fe33c
- https://git.kernel.org/stable/c/f8e960be923f74a273c62478c9cab9523936752b
- https://git.kernel.org/stable/c/326fa14549d7969ef80d3f5beea5470cd1c8e67f
- https://git.kernel.org/stable/c/48f091fd50b2eb33ae5eaea9ed3c4f81603acf38
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.163
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.98
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.39