A vulnerability classified as critical was found in Linux Kernel up to 6.1.146/6.6.99/6.12.39/6.15.7. This affects the function cifs_oplock_break of the component smb. The manipulation leads to use after free.

This vulnerability is uniquely identified as CVE-2025-38527. The attack can only be done within the local network. There is no exploit available.

It is recommended to upgrade the affected component.