Linux Kernel & OS

New stable Linux kernel releases address a critical vulnerability in skb_checksum_help() that allows network header corruption.

Linus Torvalds released Linux 7.3 with a record 18,765 non-merge commits from 3,021 developers, including 807 first-time contributors.

The Steam client for Linux is now available as a 64-bit application in beta, running within the Steam Runtime container.

Linux 7.3 delivers significant I/O performance gains, early support for AMD Zen 6 and Apple M3 chips, and new gaming controller drivers.

The Linux 7.4 kernel merge window is opening with AMDGPU enabling HDMI 2.1 by default, AMD PerfOpt IOMMU for iGPU AI/LLM workloads, initial Apple M4 device trees, and Google Tensor G5 mainlining.

AMD GAIA 0.25 reduces Python environment from ~0.9GB to ~0.1GB and fixes an out-of-memory crash on first launch for systems with 16GB RAM, particularly affecting Linux laptops.

EDAC maintainers are orphaning drivers for Intel 975X, X38, 3200/3210 chipsets and AppliedMicro X-Gene because AI-generated fixes cannot be tested on hardware no one uses.

Video recordings from the 2026 Linux Plumbers Conference, held October 5-7 in Prague, are now available on YouTube.

Linux 7.4 brings several Btrfs performance improvements including faster Zstd decompression, reduced inode extent map lock contention, and optimized reflink operations.

An Intel engineer submitted pull requests to add XeSS upscaling support to Proton, VKD3D-Proton, and DXVK, enabling Intel GPU hardware acceleration instead of a slower fallback path.

A Meta engineer has reworked Linus Torvalds' AI-generated Linux kernel patches for reading from the page cache without folio references, achieving substantial performance improvements across EXT4, TMPFS, and XFS.

The Linux 7.4 kernel adds drivers for the SVEthLANa Ethernet interface on the Atari SuperVidel FPGA card and the IDE interface on the Amiga CS-Lab Warp expansion card.

Linux 7.3 was released on October 18 after a nine-week cycle that set records for LLM-assisted contributions, and is expected to become the next LTS kernel.

Jana Dönszelmann has proposed a new Rust language feature that provides a type-safe alternative to C weak symbols, with a concrete application to cleaning up integer overflow handling in the Linux kernel's Rust code.

Canonical's Multipass 1.17 expands beyond Ubuntu to directly support Debian and other Linux distributions, while adding availability zones, new virtualization backends for Windows and macOS, and POWER/s390x architecture support.

GNU Linux-libre 7.3-gnu removes newly added firmware blob references from 15+ driver and subsystem areas in the upstream Linux 7.3 kernel.

Seventeen patches merged into GNOME Mutter stop un-throttled CRTC repainting that was causing high GPU load while monitors were asleep in power savings mode.

SpacemiT claims the V100 is the first processor fully compliant with the RISC-V server specification, combining 6 XiangShan high-performance cores with 40 efficiency cores.

BeamFS, a Reed-Solomon protected file system designed for radiation-prone environments, has been submitted as an RFC patch series for the Linux kernel.

Linux 7.4 removes ARM64 big-endian kernel build support, which had been marked BROKEN since September 2025 due to lack of users and maintenance.

The RADV Vulkan driver will enable host image copy by default for RDNA1 (GFX10) GPUs in Mesa 27.0, and adds experimental support for older GFX9 GPUs via environment variable.

The Linux 7.4 kernel will mark the running kernel as tainted when users force-bind devices to incompatible drivers via sysfs, helping maintainers filter out bug reports generated by automated fuzzing tools.

A Google Summer of Code 2026 project merged into LLVM's MLIR replaces multiple heap allocations with a single compile-time-sized arena, targeting embedded CPUs, DSPs, and custom accelerators where dynamic allocation is prohibited or expensive.

Linux 7.3 kernel shipped on schedule with faster I/O, AMD Zen 6 platform preparations, a new Steam Controller driver, and fixes for Samsung 990 PRO/EVO Plus SSD firmware issues.

Intel TDX hardware handles KeyID transitions without software cache flushing, and the Linux kernel is removing the now-unnecessary code.

Omarchy 4.0.5 replaces xdg-settings with a custom helper that finds the default browser in ~10 ms instead of ~72 ms.

Servo's Rust-based browser engine now supports CSS Grid and an experimental Threadboost feature that improves Speedometer scores by 50%.

Experimental synchronous queue support for VirtIO-FS reduced a libkrunfw build from 7:43 to 5:34 and improved random I/O and file deletion latency.

ReactOS can now be installed and run using its own NTFS file-system driver, and the driver also gains NTFS formatting capability.

MeshXFS is a GPL-2.0 clustered file-system where all code modifying the original XFS driver was generated by AI.

A new patch postpones the startup of non-blocking console (NBCON) kthreads to prevent interference with early SMP setup.

The Moose AI chat application now supports both secure cloud connections and local AI models via Ollama.

The Linux 7.3 kernel will ignore incorrect Immediate Readiness advertisements from certain Samsung NVMe SSDs to prevent VFIO pass-through failures.

KDE Plasma 6.9 development includes a redesigned weather widget using Open-Meteo and a more flexible on-screen keyboard.

The Ubuntu Touch 24.04-2.1 update expands device compatibility and patches a privilege escalation vulnerability.

Wine 11.20 introduces a structural change to CD-ROM support by moving it to the Mount Manager and adds replay debugging for ARM64EC.

GNOME OS Preview offers a more stable alternative to the GNOME OS Nightly builds by using the latest stable GNOME release as a base.

Improvements to the kernel's pin_init crate allow for the creation of self-referential data structures without relying on unsafe code.

After 23 years of Linux development, Darrick Wong is stepping back from his remaining kernel responsibilities.

Developer Jeff Layton outlined recent improvements and upcoming changes to the Linux NFS server implementation at the Linux Plumbers Conference.

Newer Linux kernel and compiler versions on Ubuntu 26.10 show performance evolution for Intel Xeon 6980P Granite Rapids servers compared to previous releases.

Four members were re-elected to the Linux Foundation Technical Advisory Board, with one new member joining.

The Starling desktop environment has introduced an AI-generated office suite written in Swift that supports Microsoft Office formats.

Multiple major Linux distributions, including Debian, SUSE, Oracle, and Ubuntu, have released security patches for various critical packages.

Fedora is considering a move from the 25-year-old RPM v4 format to the more modern RPM v6 format starting with Fedora 46.

A new merge request for Mesa introduces 512-bit vector support for fragment shaders in the LLVMpipe software driver using AI-generated code.

Linux 7.4 will include new KVM TDX features to mitigate denial of service attacks from malicious guest virtual machines.

The upcoming Linux 7.3 kernel provides incremental performance improvements for the 96-core AMD Threadripper PRO 9995WX workstation.

Intel's containerized stack for Arc Graphics significantly updates its core vLLM and PyTorch components while adding new model support and quantization methods.

The Zink Gallium3D driver now supports VA-API video acceleration by leveraging Vulkan Video interfaces.

The initial release target date for Fedora 45 has been missed due to the release candidate media not being published in time.

Intel's upcoming Nova Lake S and P processors will support Single Root I/O Virtualization (SR-IOV) via the Xe kernel graphics driver.

The use of vendor hooks in the Android kernel was discussed at the 2026 Linux Plumbers Conference.

KDE has released a documentary covering its 30-year history as a free software community.

Ubuntu 26.10 has been released with improved enterprise security features and a Rust-based core utilities implementation.