Vulnerability CVE-2023-1901


Published: 2023-07-10

Description:
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.


 References:
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-xvvm-8mcm-9cq3

Copyright 2026, cxsecurity.com

 

Back to Top