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September 2019

Linux 5.4-rc1

Filed under
Linux

I didn't really extend the merge window by a day here, but I gave
myself an extra day to merge my pending queue. Thus the Monday date
for the rc1 rather than the usual Sunday afternoon.

And it wasn't all _that_ big or painful a merge window, for some
reason I just didn't get to the end of the queue until fairly late in
the second week, and continued to get a few more pull requests even
then. Part of it was just other discussions too happening, so I didn't
do _just_ merges all the time. But part of it was just that I also
spent some of Sunday away from the computer, doing some welding
instead.

Anyway, what I'm saying is that the Monday rc1 isn't really a sign of
any real trouble or more issues than usual. More just random timing.

Size-wise, 5.4 looks to shape up very regular. It's almost exactly the
same size as 5.3 was at the same stage, both in commits and in lines
added (honestly in advertising: 5.3 had more lines removed mainly due
to some isdn removal). Nothing major stands out, the most notable may
be the long-pending lockdown patches that weren't all that big, but
that now finally aren't tied to just EFI secure boot, so you can test
them out other ways too.

Read more

Also: The 5.4-rc1 kernel is out

Linux 5.4-rc1 Kernel Steps Forward With Next-Gen GPU Bits, Arm Laptop Support & exFAT

Manjaro Linux makes two bold moves

Filed under
Linux

Manjaro has had one heck of a ride lately. Recently, the Arch-based Linux distribution went from being just that (an Arch-based Linux distribution) to a full-blown company: Manjaro GmbH & Co. KG. The move was to shift the distribution from being a hobby project to something that should (and will) be taken seriously.

In fact, Philip Müller said he'd been researching "ways to secure the project in its current form and how to allow for activities which can't be undertaken as a 'hobby project.'" What this boils down to is that the Manjaro developers could now focus on the desktop Linux distribution full time, all the while getting paid for their efforts.

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Raspberry Pi OS Raspbian Improves Raspberry Pi 4 Support, Adds Many Improvements

Filed under
Linux

Raspbian 2019-09-26 images are now available to download and they include the rpi-eeprom tool, which will automatically update the SPI EEPROM on the new Raspberry Pi 4 computer to the latest stable version. Furthermore, it adds overscan support added for FKMS driver, and improves Bluetooth connection with audio devices by adding the latest changes to the Bluez ALSA interface.

Furthermore, the Audio Settings tool has been modified to integrate more closely with the Volume plugin, which now lets users switch audio input devices, as well as the audio output between two HDMI devices. Support for more audio devices has been added as well in Raspbian 2019-09-26 by implementing "plug" values in the ALSA configuration file (.asoundrc).

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Android Leftovers

Filed under
Android

The Xeon vs. EPYC Performance With Intel's oneAPI Embree & OSPray Render Projects

With Intel seemingly ramping up work on their open-source OSPray portable ray-tracing engine now that they have pulled it under their oneAPI umbrella as part of a forthcoming rendering tool-kit, I figured it would be the latest interesting candidate for benchmarking of AMD EPYC 7742 vs. Intel Xeon Platinum 8280 performance. In addition, the Embree ray-tracing kernels are also being benchmarked as part of this performance comparison.

Intel's oneAPI is expected to see a beta release next quarter and among the libraries making up the oneAPI Rendering Toolkit will be OSPray and Embree. The OSPRay ray-tracing engine is geared for scientific visualizations and supports a wide range of features all while being open-source under the Apache 2.0 license. OSPray also builds off Embree itself as well as the Intel SPMD Program Compiler (ISPC). The SPMD Program Compiler is for Intel's C-derived language optimized for SIMD on their modern architectures.

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Security in Linux 5.4

Filed under
Linux
Security

Security Updates

Filed under
Security
  • Security updates for Monday

    Security updates have been issued by CentOS (dovecot, kernel, and qemu-kvm), Debian (cimg, cups, e2fsprogs, exim4, file-roller, golang-1.11, httpie, and wpa), Fedora (curl, ghostscript, ibus, krb5, mod_md, and nbdkit), Mageia (chromium-browser-stable, libheif, and nghttp2), openSUSE (djvulibre, expat, libopenmpt, mosquitto, phpMyAdmin, and webkit2gtk3), Red Hat (nodejs:10), SUSE (gpg2), and Ubuntu (e2fsprogs and exim4).

  • Exim 4.92.3 security release

    Exim 4.92.3 has been released with a fix for CVE-2019-16928, a heap-based buffer overflow in string_vformat that could lead to remote code execution. "The currently known exploit uses a extraordinary long EHLO string to crash the Exim process that is receiving the message. While at this mode of operation Exim already dropped its privileges, other paths to reach the vulnerable code may exist."

  • pam-python: local root escalation (CVE-2019-16729)

    Last week the openSUSE Security Team spent some time to check and review the PAM module from the pam-python project. Main reason for that – to make sure that the source code of the project is secure enough and bug free of course. Badly implemented PAM modules may cause user authentication to always succeed or otherwise badly influence security.

Exaile Music Player Got Its First Release in 4 Years, And I Didn’t Even Notice!

Filed under
Software

It turns out that this long-forgotten music library-come-player quietly squeaked back into life in the summer with the release of Exaile 4.0.0.

Exaile, for those who don’t know about it, is a GTK-based music player that was (arguably) most popular during the “halcyon” days of omg! in 2009-2012, aka the era of apps like CoverGloobus, Docky, eMeSeNe, Songbird, et al.

But the player (like other great apps of its time) soon faded from earshot as the music player scene solidified around apps like Banshee and Clementine and music streaming services like Spotify, Pandora and Deezer.

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Microsoft Loves Linux Needs More Work Argues Open Source Leader

Filed under
GNU
Microsoft

Microsoft has increasingly embraced Linux in recent years, enough for Redmond to run under the mantra, “Microsoft Loves Linux”. Of course, the reason for the sea change from hating open source to embracing it is simply good economic movement.

Despite its new-found love for Linux, one expert believes Microsoft has a long way to go to atone for past problems. Specifically, free-software leader Richard Stallman says Microsoft’s top execs previously targeted open source in the past.

Most famous of the Linux attacks was former Microsoft CEO Steve Ballmer, who described the platform as a “cancer”. Former Windows chief Jim Allchin said the open source idea was both un-American and a killer of intellectual property.

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More in Tux Machines

digiKam 7.7.0 is released

After three months of active maintenance and another bug triage, the digiKam team is proud to present version 7.7.0 of its open source digital photo manager. See below the list of most important features coming with this release. Read more

Dilution and Misuse of the "Linux" Brand

Samsung, Red Hat to Work on Linux Drivers for Future Tech

The metaverse is expected to uproot system design as we know it, and Samsung is one of many hardware vendors re-imagining data center infrastructure in preparation for a parallel 3D world. Samsung is working on new memory technologies that provide faster bandwidth inside hardware for data to travel between CPUs, storage and other computing resources. The company also announced it was partnering with Red Hat to ensure these technologies have Linux compatibility. Read more

today's howtos

  • How to install go1.19beta on Ubuntu 22.04 – NextGenTips

    In this tutorial, we are going to explore how to install go on Ubuntu 22.04 Golang is an open-source programming language that is easy to learn and use. It is built-in concurrency and has a robust standard library. It is reliable, builds fast, and efficient software that scales fast. Its concurrency mechanisms make it easy to write programs that get the most out of multicore and networked machines, while its novel-type systems enable flexible and modular program constructions. Go compiles quickly to machine code and has the convenience of garbage collection and the power of run-time reflection. In this guide, we are going to learn how to install golang 1.19beta on Ubuntu 22.04. Go 1.19beta1 is not yet released. There is so much work in progress with all the documentation.

  • molecule test: failed to connect to bus in systemd container - openQA bites

    Ansible Molecule is a project to help you test your ansible roles. I’m using molecule for automatically testing the ansible roles of geekoops.

  • How To Install MongoDB on AlmaLinux 9 - idroot

    In this tutorial, we will show you how to install MongoDB on AlmaLinux 9. For those of you who didn’t know, MongoDB is a high-performance, highly scalable document-oriented NoSQL database. Unlike in SQL databases where data is stored in rows and columns inside tables, in MongoDB, data is structured in JSON-like format inside records which are referred to as documents. The open-source attribute of MongoDB as a database software makes it an ideal candidate for almost any database-related project. This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo‘ to the commands to get root privileges. I will show you the step-by-step installation of the MongoDB NoSQL database on AlmaLinux 9. You can follow the same instructions for CentOS and Rocky Linux.

  • An introduction (and how-to) to Plugin Loader for the Steam Deck. - Invidious
  • Self-host a Ghost Blog With Traefik

    Ghost is a very popular open-source content management system. Started as an alternative to WordPress and it went on to become an alternative to Substack by focusing on membership and newsletter. The creators of Ghost offer managed Pro hosting but it may not fit everyone's budget. Alternatively, you can self-host it on your own cloud servers. On Linux handbook, we already have a guide on deploying Ghost with Docker in a reverse proxy setup. Instead of Ngnix reverse proxy, you can also use another software called Traefik with Docker. It is a popular open-source cloud-native application proxy, API Gateway, Edge-router, and more. I use Traefik to secure my websites using an SSL certificate obtained from Let's Encrypt. Once deployed, Traefik can automatically manage your certificates and their renewals. In this tutorial, I'll share the necessary steps for deploying a Ghost blog with Docker and Traefik.