Public bug reported: I discovered that on Ubuntu 19.10 snaps that have their :x11 interface disconnected can still talk to X.
To reproduce: snap install firefox && snap disconnect firefox:x11 && /snap/bin/firefox I used xlsclients to verify that firefox is connecting through X11 and not wayland. ProblemType: Bug DistroRelease: Ubuntu 19.10 Package: snapd 2.41+19.10.1 ProcVersionSignature: Ubuntu 5.3.0-24.26-generic 5.3.10 Uname: Linux 5.3.0-24-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.20.11-0ubuntu8.2 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Sun Jan 12 20:07:42 2020 InstallationDate: Installed on 2019-12-21 (22 days ago) InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017) ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: snapd UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: snapd (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug eoan wayland-session -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1859381 Title: snapd - disconnecting :x11 has no effect To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/snapd/+bug/1859381/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs