#linux
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Ubuntu 27.04 "Tenacious T-Rex" Opens for Development
Following the release of Ubuntu 26.10, Canonical has formally opened the development cycle for the next release, Ubuntu 27.04, codenamed "Tenacious T-Rex." It is due on 22 April.
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Linux 7.4 Gains AMD PerfOpt, a Speed Boost for Radeon Integrated Graphics
AMD PerfOpt has been merged into the Linux 7.4 kernel. It lets integrated GPUs access system memory without going through the IOMMU, delivering a noticeable boost for AI workloads.
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Linux 7.4 makes a RISC-V memory copy optimization portable
The RISC-V architecture changes have been merged into Linux 7.4. The main one moves the decision to skip software alignment during memory copies to run time, so distribution kernel builds can now use the optimization.
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Fedora 45 to ship on 3 November after two delays
Fedora developers have declared the release candidate ready: Fedora 45 will be officially released on Tuesday, 3 November. The RC 1.4 images, now deemed stable, are already available for download.
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Linux kernel TCP flaw rated 9.8 still unpatched on Ubuntu and RHEL
A race condition in the Linux kernel's TCP code leads to a use-after-free. Anthropic says its Claude model wrote an exploit for it that gives a remote attacker root.
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CISA warns Fragnesia Linux kernel flaw is being chained with PHP2Shell in attacks
The U.S. agency CISA has ordered federal agencies to fix a Linux kernel privilege escalation flaw. Attackers are already pairing it with the PHP2Shell bugs to gain root access to servers.
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Gnoppix Linux 26_11 Released with Disposable Email and a Tor-Capable Post-Quantum Messenger
Andreas Mueller has announced Gnoppix Linux 26_11, an updated build of the Debian Testing-based distribution with the Xfce desktop. The release improves networking tools and privacy services and adds a disposable email service.
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Linux Plumbers in Prague: what the sched_ext microconference discussed
The Linux Plumbers Conference blog has published a report from the sched_ext microconference. Three topics dominated: priority inversion, paravirtualized scheduling, and hardware topology in task placement.
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Canonical Revives Its Immutable Ubuntu Core Desktop
The immutable desktop built on Ubuntu Core, quiet since 2024, now has a new team and ambitious plans, with daily builds expected during the Ubuntu 27.04 cycle.
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Wine Adds MESA_map_buffer_client_pointer Support for 32-bit OpenGL Under WoW64
Wine has merged support for a Mesa extension that makes OpenGL buffer mapping more efficient for 32-bit Windows applications running on 64-bit system libraries. The change lands in Wine 11.21.
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Kali Linux 2026.3 arrives with six new tools and kernel 7.1.5
The third Kali release of the year updates 126 packages, adds six new utilities and reworks the build scripts used to produce official images.
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Tailworm: Tailscale SSH Flaws Could Let One Hacked Device Reach Root on Other Servers
Researcher Erica Windisch has detailed a chain of flaws in which a single compromised device on a Tailscale network can reach root on other machines. No patch exists yet.
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Why POSIX wordexp(3) Is Dangerous on Untrusted Input
POSIX's wordexp(3), often recommended for tilde expansion, performs command substitution by default — and the WRDE_NOCMD flag doesn't always save you.
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The Slurptop: a home-built luggable powered by cordless-tool batteries
A hobbyist built a full x86 laptop in a 3D-printed case, running it off swappable 24-volt Kobalt power-tool batteries.
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Linux 7.4 Sound: "The AI Flood Continues"
Sound subsystem maintainer Takashi Iwai of SUSE notes that AI agents keep churning out patches and uncovering fresh kernel bugs.
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Linux Drops Google's C Binder Driver as Rust Version Takes Over "Few Billion Devices"
The char/misc changes for Linux 7.4 remove Google's C-written Binder driver. The Rust implementation now takes over the role for good, destined to run on all future Android devices.
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SteamOS 3.9.5 Lands as First Stable Release With Linux 7.2 and KDE Plasma 6.7
Valve has released SteamOS 3.9.5, the first stable version in the 3.9 series. The update brings a refreshed Arch Linux base, a new kernel, an updated desktop, and a range of improvements for the Steam Deck.
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Binary Search Speeds Up Early Linux Boot: From 268 Seconds Down to 50 Milliseconds
A Google engineer swapped linear search for binary search in Linux 7.4's memblock code, cutting Kernel Handover memory retrieval time by a factor of thousands.
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Wild 0.11 Linker: Linux Kernel Modules and WASM by Default
The fast Wild linker has a new release. Highlights include linking WebAssembly by default and enough support to build Linux kernel modules.
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OBS Studio 33.0 Lands With Major CEF Jump, Reworked Plugin Loading
The popular screen-recording and live-streaming app gets a big release: its embedded Chromium leaps across two years of changes, and plugin loading has been overhauled.
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