I can confirm both oddities mentioned here: * screen visible upon unlock * password box remains on screen after unlock
Both issues go away when disabling compositing. This is [ 187.843] (II) AMD Proprietary Linux Driver Version Identifier:9.00.2 [ 187.843] (II) AMD Proprietary Linux Driver Release Identifier: 9.002 [ 187.844] (II) AMD Proprietary Linux Driver Build Date: Sep 28 2012 15:32:36 ... [ 189.301] (--) fglrx(0): Chipset: "AMD Radeon HD 6310 Graphics" (Chipset = 0x9802) [ 189.301] (--) fglrx(0): (PciSubVendor = 0x17aa, PciSubDevice = 0x21df) a AMD E-350 APU (Brazos). KDE is at 4.9.5, a Kubuntu 12.04.1 LTS system, Kwin is also at 4.9.5. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/474654 Title: [SecurityRoadmap] Desktop visible when screen is locked in Kubuntu To manage notifications about this bug go to: https://bugs.launchpad.net/kde-baseapps/+bug/474654/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs