Welcome to the Ubuntu Weekly Newsletter, Issue 554 for the week of November 11 - 17, 2018.

In this Issue

  • Ubuntu Stats
  • Hot in Support
  • LoCo Events

  • Mir News 16th of November 2018
  • Canonical News
  • In the Blogosphere
  • Featured Audio and Video
  • Meeting Reports
  • Upcoming Meetings and Events
  • Updates and Security for 14.04, 16.04, 18.04, and 18.10
  • And much more!

Ubuntu Stats

Bug Stats

  • Open: 135469 (-62)
  • Critical: 402 (-3)
  • Unconfirmed: 66199 (-27)

As always, the Bug Squad needs more help. If you want to get started, please see:


  • Ukrainian: 87.18% (35010/850)
  • Spanish: 84.90% (41230/2525)
  • German: 83.85% (44097/190)
  • Bosnian: 79.96% (54710/154)
  • French: 79.44% (56132/6123)

Hot in Support

Ask Ubuntu Top 5 Questions

Ask (and answer!) questions at:

Ubuntu Forums Top 5 Threads

Find more support at:

LoCo Events

The following LoCo team events are currently scheduled in the next two weeks:

Looking beyond the next two weeks? Visit the LoCo Team Portal to browse upcoming events around the world:

The Hub

Mir News 16th of November 2018

William Wold (wmww) gives this week's report. Alan Griffiths (alan_g) has enabled experimental support for X11 apps via XWayland in egmde where one can run an X11-only app; Chris Halse Rogers (raof) continues his work on the Mir graphics stack core to maintain compatibility with the Mir library core. Meanwhile, "There is still work that needs to be done porting the Android platform Ubuntu Touch runs on."; William advises he is writing a Wayland debugging tool that is functional with still a few important features to add.

Canonical News

In the Blogosphere

EXT4 Getting Many Fixes In Linux 4.20, Including For Some Really Old Leaks

Michael Larabel reports of the EXT4 code fixes coming to the Linux 4.20 stable kernel. Michael advises that of the eighteen patches, sixteen are from Vasily Averin addressing buffer and memory leaks. Additional fixes are in for Btrfs for cloning of an EOF block.

Ubuntu 19.04 Daily Builds Available to Download

Joey Sneddon advises that the daily builds - released each and every day - are now available for “Disco Dingo” (19.04). Whilst the development cycle is open, please keep in mind this is testing and not production ready. We are also reminded that 32 bit images have been dropped for the ubuntu release. A link is provided to the Daily Build and a short primer to install.

GNOME Mutter Brings More Fixes, Shell 3.31.2 Has Some Performance Work

Michael Larabel reports of the fixes in Mutter 3.31.2, inclusive of initial Meson build system support. In GNOME Shell 3.31.2 the changes include a move away from ShellGenericContainer usage, performance enhancements, various fixes, and infrastructure work. Finally Michael relates the milestones on the road to the March release of GNOME 3.32.

Mesa 18.2.5 Brings Fixes For Direct3D 9 State Tracker, RADV Vulkan Driver

Michael Larabel writes of the Mesa 18.2.5 point release's changes, fixes, and updates. A link is provided for the complete list, while new features are coming in the November release of Mesa 18.3.0.

VirtualBox 6.0 Beta 2 Adds File Manager For Host/Guest File Copies, OS/2 Shared Folder

Michael Larabel reports of the added features, improvements, added support, and fixes in this second beta of VirtualBox 6.0. Of greater note is initial shared folder support to the guest additions for OS/2. More details are in the provided link.

Mozilla Now Ships Firefox Nightly Builds With Wayland Enabled

Michael Larabel reports that finally, after many years of suppressed patches, Firefox Nightly packages have included the experimental Wayland support built-in. Michael notes, while it is not a "big deal" , presently setting the environmental variable GDK_BACKEND=wayland is required. For details a link to the glandium blog is given. Mozilla developers request that bug reports be submitted for any bug that is encountered.

Qt 5.12 Lowering The QML Memory Consumption, Better JavaScript Performance

Michael Larabel lauds the results of the ever-continuing performance improvements in the Qt 5.12 LTS release. Michael says the better JavaScript performance is "quite staggering" and the overall performance over Qt 5.9 LTS is about 21%. In-depth details are in the linked Lars Knoll blog. Michael gives us a look ahead at the updates and added support we can expect in the late November or early December release of Qt 5.12.0.

Mesa 18.3-RC3 Released With RADV Fixes, Drops Zen L3 Thread Pinning

Michael Larabel reports that in addition to the updates in the Meson build system, updates for NIR, and fixes in the video API support for AMD Ryzen 2 APUs, that AMD has back-ported the pulling of AMD Zen L3 thread pinning support. A number of regressions were found in Zen L3 and AMD is currently working on new Zen optimizations that are expected to be in the Mesa 19.0 release. A link is provided to Mesa-dev's changelog for the complete list.

Ubuntu Podcast: S11E36 – Thirty-Six Hours

“This week we’ve been resizing partitions. We interview Andrew Katz and discuss open souce and the law, bring you a command line love and go over all your feedback.”

Ubuntu Security Podcast: Episode 11

“This week we look at some details of the 23 unique CVEs addressed across the supported Ubuntu releases, discuss the latest purported Intel side-channel vulnerability PortSmash and more.”

Ubuntu Portugal Podcast: S01E10 – Tendência livre

"Desta vez com um convidado, o Luís Costa, falámos muito sobre hardware, hardware livre e como não poderia deixar de ser: dos novos produtos da Libretrend, as novíssimas Librebox. Em mês de eventos a agenda teve um especial destaque com as actualizações disponíveis de todos os encontros e eventos anunciados! "

Meeting Reports

Upcoming Meetings and Events

  • Developer Membership Board: Mon, November 19, 3pm – 4pm
  • Security Team: Mon, November 19, 4:30pm – 5:30pm
  • Desktop Team: Tue, November 20, 3:30pm – 4:30pm
  • Kernel Team: Tue, November 20, 5pm – 6pm
  • Technical Board: Tue, November 20, 8pm – 9pm
  • Ubuntu Membership Board: Wed, November 21, 12pm – 1pm
  • Ubuntu Foundations: Thu, November 22, 4pm – 5pm

For more details and farther dates please visit:

Updates and Security for 14.04, 16.04, 18.04, and 18.10

Security Updates

Ubuntu 14.04 Updates

End of Life: April 2019

Ubuntu 16.04 Updates

End of Life: April 2021

Ubuntu 18.04 Updates

End of Life: April 2023

Ubuntu 18.10 Updates

End of Life: July 2019


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Further News

As always you can find more Ubuntu news and announcements at:


Thank you for reading the Ubuntu Weekly Newsletter.

See you next week!


The Ubuntu Weekly Newsletter is brought to you by:

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  • Bashing-om
  • Chris Guiver
  • Wild Man
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Glossary of Terms

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UbuntuWeeklyNewsletter/Issue554 (last edited 2018-11-19 20:56:17 by bashing-om)