SB2024071373 - Improper locking in Linux kernel f2fs
Published: July 13, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071373
CSH 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 vulnerability.
1) Improper locking (CVE-ID: CVE-2024-40969)
CWE-ID: CWE-667 - Improper Locking
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the f2fs_handle_critical_error() function in fs/f2fs/super.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/1036d3ea7a32cb7cee00885c73a1f2ba7fbc499a
- https://git.kernel.org/stable/c/f47ed3b284b38f235355e281f57dfa8fffcc6563
- https://git.kernel.org/stable/c/3bdb7f161697e2d5123b89fe1778ef17a44858e7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.36