CVE-2026-64437 | Linux Kernel up to 7.1.3 Ksmbd smb2_cancel use after free

July 25, 2026 Yanac

A vulnerability identified as very critical has been detected in Linux Kernel up to 6.1.177/6.6.144/6.12.95/6.18.38/7.1.3. This issue affects the function smb2_cancel of the component Ksmbd. The manipulation leads to use after free.

This vulnerability is traded as CVE-2026-64437. It is possible to initiate the attack remotely. There is no exploit available.

You should upgrade the affected component.VulDB Recent EntriesRead More