*** This bug is a security vulnerability *** You have been subscribed to a public security bug by Seth Arnold (seth-arnold):
STEPS TO REPRODUCE: 1. Lock screen 2. Disconnect external display (if none was connected, connect one, and then disconnect it) 3. User applications are displayed on the screen for a fraction of a second, then the lock screen is displayed again. I can produce a video showing the problem, if needed. Hardware notes: * HP ProBook 640 G1 connected to HP Z27 Display using DisplayPort cable. ProblemType: Bug DistroRelease: Ubuntu 19.10 Package: libkscreenlocker5 5.16.5-0ubuntu1 ProcVersionSignature: Ubuntu 5.3.0-46.38-generic 5.3.18 Uname: Linux 5.3.0-46-generic x86_64 ApportVersion: 2.20.11-0ubuntu8.8 Architecture: amd64 Date: Mon Apr 27 21:31:21 2020 ProcEnviron: LANGUAGE= TERM=xterm-256color PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: kscreenlocker UpgradeStatus: Upgraded to eoan on 2020-04-21 (7 days ago) ** Affects: kscreenlocker (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug eoan -- kscreenlocker shows user applications when external display is disconnected https://bugs.launchpad.net/bugs/1875521 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to the bug report. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs