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-2023-1901 HCI send_sync Dangling Semaphore Reference Re-use

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-2023-1901

The CVE concerns Zephyr's Bluetooth HCI host layer. The issue arises from not clearing a global reference to a semaphore after synchronously sending HCI commands, which may allow a malicious HCI Controller to reuse a dangling reference in the host layer. Reported impacts include DoS via a crash a...