#VU91536 Improper locking in Linux kernel - CVE-2024-26629
Published: June 8, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU91536
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-2024-26629
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 check_for_locks() and nfsd4_release_lockowner() functions in fs/nfsd/nfs4state.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/e4cf8941664cae2f89f0189c29fe2ce8c6be0d03
- https://git.kernel.org/stable/c/b7d2eee1f53899b53f069bba3a59a419fc3d331b
- https://git.kernel.org/stable/c/8f5b860de87039b007e84a28a5eefc888154e098
- https://git.kernel.org/stable/c/edcf9725150e42beeca42d085149f4c88fa97afd
- https://git.kernel.org/stable/c/c6f8b3fcc62725e4129f2c0fd550d022d4a7685a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.154