#VU96150 Improper locking in Linux kernel - CVE-2024-43826
Published: August 19, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU96150
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-2024-43826
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 nfs_wb_folio_cancel() and nfs_wb_folio() functions in fs/nfs/write.c, within the nfs_read_folio() function in fs/nfs/read.c, within the nfs_invalidate_folio() and nfs_launder_folio() functions in fs/nfs/file.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.