Improper error handling in Linux kernel - CVE-2025-38523
Published: August 18, 2025
Vulnerability identifier: #VU114171
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-38523
CWE-ID: CWE-388
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the allocate_caches_and_workqueue() function in fs/smb/client/smbdirect.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2025-38523
Install update from vendor's repository.