Security Advisory
CVE-2021-31611
5.7
MEDIUM
Vulnerability Description
The Bluetooth Classic implementation on Zhuhai Jieli AC690X and AC692X devices does not properly handle an out-of-order LMP Setup procedure that is followed by a malformed LMP packet, allowing attackers in radio range to deadlock a device via a crafted LMP packet. The user needs to manually reboot the device to restore communication.
Published Date
September 7, 2021
Official Source
NIST NVD Advisory