Halfline

The issue allows physically proximate attackers to bypass screen locking and access an unattended workstation by connecting and disconnecting monitors multiple times, due to improper synchronization of the state of screen locking and the unlock dialog in situations involving a change to the number of monitors.

The issue allows physically proximate attackers to bypass screen locking and access an unattended workstation. This can be achieved by moving the mouse position to an external monitor and then disconnecting that monitor.