Comment 66 for bug 1769383

Interesting, thanks I will try that fix. I do agree that it's not good that
it's still occurring as it's present on vanilla installs straight out of
the box

On Mon, 24 Dec 2018, 21:05 Yan Li <<email address hidden> wrote:

> While I wholeheartedly agree that we urgently need an official fix, I
> also want to point out that
>
> gsettings set org.gnome.shell.extensions.dash-to-dock transparency-mode
> FIXED
>
> is an effective workaround for me. On my Cosmic, I have never seen the
> dock again on the lock screen. I'm using vanilla Ubuntu docker with no
> dash-to-docker or any other customization to the dock.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1769383
>
> Title:
> Ubuntu dock/launcher is shown on the lock screen
>
> Status in gnome-shell package in Ubuntu:
> Invalid
> Status in gnome-shell-extension-ubuntu-dock package in Ubuntu:
> Fix Released
> Status in gnome-shell source package in Bionic:
> Invalid
> Status in gnome-shell-extension-ubuntu-dock source package in Bionic:
> In Progress
> Status in gnome-shell source package in Cosmic:
> Invalid
> Status in gnome-shell-extension-ubuntu-dock source package in Cosmic:
> In Progress
> Status in gnome-shell source package in Disco:
> Invalid
> Status in gnome-shell-extension-ubuntu-dock source package in Disco:
> Fix Released
>
> Bug description:
> [Impact]
> When entering the lock-screen mode, gnome-shell disables all the
> extensions. It can happen that under certain conditions ubuntu-dock
> re-enables itself, causing the ubuntu-dock to appear in the lock-screen,
> exposing sensitive information. One possible way to reproduce this is to
> enable dash-to-dock and ubuntu-dock at the same time.
>
> [Test Case]
> 1. Make sure ubuntu-dock is enabled
> 2. Enable dash-to-dock too
> 3. Lock the screen
> 4. Make sure the dock does not appear on the lock screen
> 5. Make sure there is no warning is the journal
>
> [Possible Regressions]
> Even if it's something we don't really support please make sure that you
> can use dash-to-dock without uninstalling ubuntu-dock.
>
> [Original Bug]
>
> After an update from ubuntu 16.04 to 18.04 the dock is aviable on the
> lockscreen after user login.
> I did not configure this knowingly. Also i can start every application
> which is available on the dock.
> Settings, virtual box, visualstudio code and so on.
>
> After the update to 18.04 i just configure the screen frequency to
> 144Hz and the night mode on. And attach the dock on bottom.
>
> I later undid these customizations back to configuration before, but
> the dock is stil aviable on lockscreen.
>
> ProblemType: Bug
> DistroRelease: Ubuntu 18.04
> Package: gnome-settings-daemon 3.28.1-0ubuntu1
> ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
> Uname: Linux 4.15.0-20-generic x86_64
> NonfreeKernelModules: nvidia_modeset nvidia
> ApportVersion: 2.20.9-0ubuntu7
> Architecture: amd64
> CurrentDesktop: ubuntu:GNOME
> Date: Sat May 5 18:30:16 2018
> InstallationDate: Installed on 2018-04-08 (27 days ago)
> InstallationMedia: Ubuntu 16.04.4 LTS "Xenial Xerus" - Release amd64
> (20180228)
> ProcEnviron:
> TERM=xterm-256color
> PATH=(custom, no user)
> XDG_RUNTIME_DIR=<set>
> LANG=de_DE.UTF-8
> SHELL=/bin/bash
> SourcePackage: gnome-settings-daemon
> UpgradeStatus: Upgraded to bionic on 2018-05-01 (3 days ago)
> ---
> ApportVersion: 2.20.9-0ubuntu7
> Architecture: amd64
> CurrentDesktop: ubuntu:GNOME
> DistroRelease: Ubuntu 18.04
> InstallationDate: Installed on 2018-04-08 (27 days ago)
> InstallationMedia: Ubuntu 16.04.4 LTS "Xenial Xerus" - Release amd64
> (20180228)
> NonfreeKernelModules: nvidia_modeset nvidia
> Package: gnome-shell-extension-ubuntu-dock 0.9.1
> PackageArchitecture: all
> ProcEnviron:
> TERM=xterm-256color
> PATH=(custom, no user)
> XDG_RUNTIME_DIR=<set>
> LANG=de_DE.UTF-8
> SHELL=/bin/bash
> ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
> Tags: bionic
> Uname: Linux 4.15.0-20-generic x86_64
> UpgradeStatus: Upgraded to bionic on 2018-05-01 (4 days ago)
> UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
> _MarkForUpload: True
>
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