CVE-2026-53383 | Linux Kernel up to 7.1.1 Ksmbd transport_ipc.c ksmbd_ipc_tree_connect_request User null pointer dereference (Nessus ID 330014 / WID-SEC-2026-2403)

A vulnerability described as critical has been identified in Linux Kernel up to 7.1.1. The impacted element is the function ksmbd_ipc_tree_connect_request of the file transport_ipc.c of the component Ksmbd. The manipulation of the argument User results in null pointer dereference. This vulnerability is reported as CVE-2026-53383. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.