SB20241022121 - Improper locking in Linux kernel btrfs
Published: October 22, 2024 Updated: May 12, 2025
Security Bulletin ID
SB20241022121
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 locking (CVE-ID: CVE-2022-49033)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the btrfs_qgroup_inherit() function in fs/btrfs/qgroup.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/89840b12c8fad7200eb6478525c13261512c01be
- https://git.kernel.org/stable/c/3c98e91be6aea4c7acf09da6eb0c107ea9186bb5
- https://git.kernel.org/stable/c/f4b930a1602b05e77fee31f9616599b25e910a86
- https://git.kernel.org/stable/c/8eb912af525042a7365295eb62f6d5270c2a6462
- https://git.kernel.org/stable/c/01d7c41eac9129fba80d8aed0060caab4a7dbe09
- https://git.kernel.org/stable/c/044da1a371a0da579e805e89c96865f62d8f6f69
- https://git.kernel.org/stable/c/588ae4fdd8b11788a797776b10d6c44ae12bc133
- https://git.kernel.org/stable/c/f7e942b5bb35d8e3af54053d19a6bf04143a3955
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.301
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.268
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.335
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.158
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.82
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.226
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1