#VU120857 Resource management error in Linux kernel - CVE-2023-54258
Published: December 30, 2025
Vulnerability identifier: #VU120857
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-2023-54258
CWE-ID: CWE-399
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 resource management error within the cifs_oplock_break() function in fs/smb/client/file.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/5ee28bcfbaacf289eb25c662a2862542ea6ce6a7
- https://git.kernel.org/stable/c/6b67a6d2e50634fe127e656147c81915955e9f5e
- https://git.kernel.org/stable/c/b99f490ea87ebcca3a429fd8837067feb56a4c7c
- https://git.kernel.org/stable/c/e8f5f849ffce24490eb9449e98312b66c0dba76f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.128
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.47
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5