This seems to happen most frequently with Google Chrome and Chromium - or at least, they're two easy culprits to identify. :)
Seems related to the following: https://bugs.launchpad.net/unity/+bug/1305586 I'm not sure if the fix in that bug is what caused this or if another issue arose elsewhere. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1345505 Title: lock screen leaks keystrokes to window "behind" greeter To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/1345505/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs