CVE-2026-13213

Zephyr RTOS Bluetooth Hearing Access Service (HAS) GATT server (subsys/bluetooth/audio/has.c) contains a NULL-pointer dereference in security_changed(). The connection-callback set is installed unconditionally via BT_CONN_CB_DEFINE, so the callback fires before the application calls bt_has_regist...

EUVD-2026-65003

The Hearing Access Service HAS GATT server in subsys/bluetooth/audio/has.c installs a connection-callback set unconditionally via BTCONNCBDEFINE, so securitychanged runs for every connection that establishes security even before the application has called bthasregister. The service attribute...

CVE-2026-13213: NULL Pointer Dereference

The Hearing Access Service HAS GATT server in subsys/bluetooth/audio/has.c installs a connection-callback set unconditionally via BTCONNCBDEFINE, so securitychanged runs for every connection that establishes security even before the application has called bthasregister. The service attribute...