#VU94278 Improper locking in Linux kernel - CVE-2024-40943
Published: July 13, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94278
Vulnerability risk: Low
CVSSv4.0: 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
CVE-ID: CVE-2024-40943
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the __ocfs2_change_file_space() function in fs/ocfs2/file.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/3c26b5d21b1239e9c7fd31ba7d9b2d7bdbaa68d9
- https://git.kernel.org/stable/c/e8e2db1adac47970a6a9225f3858e9aa0e86287f
- https://git.kernel.org/stable/c/050ce8af6838c71e872e982b50d3f1bec21da40e
- https://git.kernel.org/stable/c/38825ff9da91d2854dcf6d9ac320a7e641e10f25
- https://git.kernel.org/stable/c/ea042dc2bea19d72e37c298bf65a9c341ef3fff3
- https://git.kernel.org/stable/c/3c361f313d696df72f9bccf058510e9ec737b9b1
- https://git.kernel.org/stable/c/117b9c009b72a6c2ebfd23484354dfee2d9570d2
- https://git.kernel.org/stable/c/952b023f06a24b2ad6ba67304c4c84d45bea2f18
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.317
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.221
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.162
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.279
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.95
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.35