I may have the same problem. I've noticed that I can usually interact with the desktop for several seconds before the lock screen shows up when I come back to my locked computer. The problem seems more severe when the system is under high load.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/833930 Title: Unity freezes and allows unauthorized access to the workstation To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/833930/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs