In btu_hcif_pin_code_request_evt, btu_hcif_link_key_request_evt, and btu_hcif_link_key_notification_evt of btu_hcif.cc, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure via compromised device firmware with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-142638492