CVE-2026-93084 firmware: arm_scmi: Drop handle on protocol bind failures

In the Linux kernel, the following vulnerability has been resolved: firmware: armscmi: Drop handle on protocol bind failures The SCMI bus notifier acquires an SCMI handle when the driver core emits BUSNOTIFYBINDDRIVER, before invoking the protocol driver probe callback. The protocol probe path on...

CVE-2026-93084

CVE-2026-93084 affects the ARM SCMI (System Control and Management Interface) firmware driver in the Linux kernel . The SCMI bus notifier acquires a handle on BUS_NOTIFY_BIND_DRIVER but only releases it on BUS_NOTIFY_UNBOUND_DRIVER . When device_link_add() fails, the handle is retained without a ...