#VU108472 Improper locking in Linux kernel - CVE-2023-53052
Published: May 4, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108472
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-2023-53052
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 tconInfoAlloc() and tconInfoFree() functions in fs/cifs/misc.c, within the DECLARE_RWSEM(), dfs_cache_destroy(), dfs_cache_add_refsrv_session() and dfs_cache_remount_fs() functions in fs/cifs/dfs_cache.c, within the get_session(), get_dfs_conn(), __dfs_mount_share() and dfs_mount_share() functions in fs/cifs/dfs.c, within the cifs_mount() and cifs_umount() functions in fs/cifs/connect.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.