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Security updates for Friday

Linux Weekly News - Fri, 03/21/2025 - 10:13
Security updates have been issued by Debian (chromium), Fedora (fluent-bit, openssh, php, and webkitgtk), Mageia (freerdp), Oracle (libreoffice and webkit2gtk3), Red Hat (kernel-rt), Slackware (libarchive), SUSE (apptainer, gitea-tea, libxml2, tomcat, webkit2gtk3, and wpa_supplicant), and Ubuntu (libxslt and pam-pkcs11).

03/21 Reactos 0.4.15

Updated Linux Distributions - Fri, 03/21/2025 - 09:10
ReactOS is a free and open-source operating system based on the best design principles found in the Windows NT architecture. Written completely from scratch, ReactOS is not a Linux-based system and it shares none of the UNIX architecture. The main goal of the ReactOS project is to provide an operating system which is binary compatible with Windows. This will allow Windows applications and drivers to run as they would on a Windows system. Additionally, the look and feel of the Windows operating system is used, such that people accustomed to the familiar user interface of Windows would find using ReactOS straightforward. The ultimate goal of ReactOS is to allow people to use it as an alternative to Windows without the need to change software they are used to.

next-20250321: linux-next

Latest Linux Kernel - Fri, 03/21/2025 - 06:16
Version:next-20250321 (linux-next) Released:2025-03-21

03/20 DragonOS Noble

Updated Linux Distributions - Thu, 03/20/2025 - 21:00
DragonOS is a Lubuntu-based desktop distribution which is focused on software defined radio (SDR). The distribution provides a pre-installed suite of the most powerful and accessible open source SDR software. DragonOS has verified support for a range of inexpensive and powerful SDR hardware, including RTL-SDR, HackRF One, LimeSDR, BladeRF, and others.

[$] MM medley: huge page allocation, page promotion, KSM, and BPF

Linux Weekly News - Thu, 03/20/2025 - 11:54
As the 2025 Linux Storage, Filesystem, Memory-Management, and BPF Summit (LSFMM+BPF) approaches, the density of memory-management patches on the mailing lists has increased. Included among those are patches aimed at improving the reliability and performance of huge-page allocation, implementing page promotion on tiered-memory systems, adding a different approach to deduplicating memory, and replacing the BPF memory allocator. Read on for an overview of each.

Security updates for Thursday

Linux Weekly News - Thu, 03/20/2025 - 11:15
Security updates have been issued by Debian (php7.4, python-django, and python3.9), Fedora (bluez, iwd, libell, and radare2), Mageia (chromium-browser-stable, mosquitto, tomcat, tomcat packages, and vim), Oracle (firefox, grub2, python3, thunderbird, and webkit2gtk3), Red Hat (fence-agents, php:7.4, and python-jinja2), SUSE (assimp-devel, crane, ffmpeg-4, freetype2, helm, kernel, kured, python-Django, python-Jinja2, python311-Django4, and tomcat), and Ubuntu (alpine, djoser, libxslt, postgresql-9.5, and valkey).

How to Install and Use Nessus Vulnerability Scanner on Ubuntu 24.04

Linux Today - Thu, 03/20/2025 - 11:14

Nessus is a network scanning tool and vulnerability scanner developed by Tenable. It is used for vulnerability assessments, penetration testing, and ethical hacking. In this guide, you’ll learn how to install Nessus on Ubuntu 24.04 server.

The post How to Install and Use Nessus Vulnerability Scanner on Ubuntu 24.04 appeared first on Linux Today.

Best Free and Open Source Visual Automation Tools

Linux Today - Thu, 03/20/2025 - 11:10

This article looks at software which provides a graphical user interface for automating desktop tasks.

The post Best Free and Open Source Visual Automation Tools appeared first on Linux Today.

PipeWire 1.4.1 Brings Bug Fixes and Stability Improvements

Linux Today - Thu, 03/20/2025 - 11:02

PipeWire 1.4.1 is a bugfix update that improves MIDI support on older kernels, fixes audio crashes, and enhances Bluetooth stability.

The post PipeWire 1.4.1 Brings Bug Fixes and Stability Improvements appeared first on Linux Today.

8 Tiny Utilities to Make Your Linux Experience Even Better

Linux Today - Thu, 03/20/2025 - 10:58

Linux is an operating system that you can customize to your needs. Learn how to use these tiny Linux utilities to improve your system performance.

The post 8 Tiny Utilities to Make Your Linux Experience Even Better appeared first on Linux Today.

DXVK 2.6 Adds NVIDIA Reflex Support, Improvements for Many Games

Linux Today - Thu, 03/20/2025 - 10:55

Hightlights of DXVK 2.6 NVIDIA Reflex support for D3D11 games that support this feature, such as God of War, Overwatch 2, and Quake Champions, more robust Vulkan swapchain implementation, and improved efficiency of multisample resolves on tiling GPUs.

The post DXVK 2.6 Adds NVIDIA Reflex Support, Improvements for Many Games appeared first on Linux Today.

Best Free and Open Source Alternatives to Salesforce Slack

Linux Today - Thu, 03/20/2025 - 10:47

Slack is a cloud-based team communication platform designed to be businesses-to-business service, offering a central hub for messaging, tools, and files, enabling teams to collaborate and communicate.

While Slack is available for Linux, it’s proprietary software. We recommend the best free and open source alternatives for Linux.

The post Best Free and Open Source Alternatives to Salesforce Slack appeared first on Linux Today.

How To Manage Bash Functions Using declare Command In Linux

Linux Today - Thu, 03/20/2025 - 10:41

In this tutorial, we will learn how to manage functions in Bash using declare command effectively in Linux.

The post How To Manage Bash Functions Using declare Command In Linux appeared first on Linux Today.

Rust Takes Root in Ubuntu 25.10

Linux Today - Thu, 03/20/2025 - 10:38

Ubuntu embraces a Rust-based approach, introducing oxidizer for safe experimentation with new system utilities in 25.10.

The post Rust Takes Root in Ubuntu 25.10 appeared first on Linux Today.

6 Best Free and Open Source Linux IPTV Players

Linux Today - Thu, 03/20/2025 - 10:30

This roundup highlights the finest IPTV streaming applications for Linux. The tools support live TV, movies, and series.

The post 6 Best Free and Open Source Linux IPTV Players appeared first on Linux Today.

How to Automatically Restart a Failed Service in Linux

Linux Today - Thu, 03/20/2025 - 10:25

In a Linux system, services (also called daemons) play a critical role in handling various tasks such as web hosting, database management, and networking. However, services can sometimes crash or stop due to errors, high resource usage, or unexpected system failures.

To prevent downtime and ensure smooth operations, system administrators can configure services to restart automatically whenever they fail, which is especially useful for web servers (Apache, Nginx), databases (MySQL, PostgreSQL), or other critical applications that need to be available at all times.

In this guide, we’ll explain how to use systemd to configure a Linux service to restart automatically if it stops.

The post How to Automatically Restart a Failed Service in Linux appeared first on Linux Today.

next-20250320: linux-next

Latest Linux Kernel - Thu, 03/20/2025 - 06:43
Version:next-20250320 (linux-next) Released:2025-03-20

[$] LWN.net Weekly Edition for March 20, 2025

Linux Weekly News - Wed, 03/19/2025 - 21:04
Inside this week's LWN.net Weekly Edition:

  • Front: Oxidizr; Spectre mitigations; Frozen pages; Mapcount madness; Open-source risks; /e/OS.
  • Briefs: Supply chain attacks; SystemRescue 12.00; Casual Make; GIMP 3.0; Git 2.49.0; GNOME 48; PeerTube 7.1; Quotes; ...
  • Announcements: Newsletters, conferences, security updates, patches, and more.

03/19 Kali 2025.1a

Updated Linux Distributions - Wed, 03/19/2025 - 20:50
Kali Linux (formerly known as BackTrack) is a Debian-based distribution with a collection of security and forensics tools. It features timely security updates, support for the ARM architecture, a choice of four popular desktop environments, and seamless upgrades to newer versions.

GNOME 48 released

Linux Weekly News - Wed, 03/19/2025 - 15:14

GNOME 48 ("Bengaluru") has been released. As usual, this release includes a number of new features and enhancements including support for shortcuts in the Orca screen reader on Wayland, new fonts, addition of image editing to Image Viewer, and more.

GNOME 48 includes a number of notable performance improvements. The most significant of these is the introduction of dynamic triple buffering. This change has undergone significant review and testing over a period of five years and improves the perceived smoothness of changes on screen, with fewer skipped frames and more fluid animations. This has been achieved by enhancing the concurrency capabilities of Mutter, the GNOME display manager, and is particularly effective at handling sudden bursts of activity.

The GNOME 48 release also adds new applications to the GNOME Circle collection, such as Drum Machine and the Iotas note-taking application. See "What's new for developers" a rundown of improvements for developers in GNOME 48.

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