CVE-2023-1901

The bluetooth HCI host layer logic not clearing a global reference to a semaphore after synchronously sending HCI commands may allow a malicious HCI Controller to cause the use of a dangling reference in the host layer, leading to a crash (DoS) or potential RCE on the Host layer.

CVE-2023-0359

A missing nullptr-check in handle_ra_input can cause a nullptr-deref.

CVE-2023-2234

Union variant confusion allows any malicious BT controller to execute arbitrary code on the Zephyr host.

CVE-2023-1902

The bluetooth HCI host layer logic not clearing a global reference to a state pointer after handling connection events may allow a malicious HCI Controller to cause the use of a dangling reference in the host layer, leading to a crash (DoS) or potential RCE on the Host layer.