CVE-2026-46056

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A use-after-free issue exists in the Bluetooth component of the Linux kernel within the SSP passkey handlers. The hci conn lookup and field access in the hci user passkey notify evt() and hci keypress notify evt() functions are not properly protected by the hdev lock, which can allow the connection to be freed concurrently while in use.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.