Latest Linux and open source news from around the web

Docker Deep Dive Sponsored · View on Amazon → YubiKey 5 NFC Security Key Sponsored · View on Amazon →
LWN.net

[$] One Sized trait does not fit all

In Rust, types either possess a constant size known at compile time, or a dynamically calculated size known at run time. That is fine for most purposes, but recent proposals for the language have shown the need for a more fine-grained hierarchy. RFC 3729 from David Wood and RΓ©my Rakic would add a hierarchy of traits to describe types with sizes known under different circumstances. While the idea has been subject to discussion for many years, a growing number of use cases for the feature have come to light.

LWN.net

LilyPond 2.26.0 released

Version 2.26.0 of the LilyPond music-engraving program has been released. Major changes include the ability to use the Cairo library to generate output and improvements in spacing between clefs and time signatures. See the release notes for a full list of miscellaneous improvements as well as what's new with musical and specialist notation.

LWN.net

Four stable kernels for Wednesday

Greg Kroah-Hartman has announced the release of the 7.0.1, 6.19.14, 6.18.24, and 6.12.83 stable kernels. As usual, each contains important fixes throughout the tree. Users are encouraged to upgrade.

LWN.net

Security updates for Wednesday

Security updates have been issued by Debian (firefox-esr, flatpak, ngtcp2, ntfs-3g, packagekit, python-geopandas, simpleeval, strongswan, and xdg-dbus-proxy), Fedora (chromium, cups, curl, jq, opkssh, perl-Net-CIDR-Lite, python-cbor2, python-pillow, tinyproxy, xdg-dbus-proxy, and xorg-x11-server-Xwayland), Slackware (libXpm and mozilla), SUSE (botan, chromium, clamav, cockpit, cockpit-machines, cockpit-packages, cockpit-podman, cockpit-subscriptions, dovecot24, firefox, flatpak, freeipmi, gdk-pixbuf, glibc, gnome-remote-desktop, go1.25, go1.26, go1.26-openssl, google-cloud-sap-agent, gosec, graphicsmagick, haproxy, kernel, libpng16, libraw, libtasn1, libvncserver, ncurses, nebula, nodejs24, openssl-3, ovmf, pam, pcre2, perl-Authen-SASL, pgvector, plexus-utils, podman, python-cbor2, python-cryptography, python-django, python-gi-docgen, python-pypdf2, python-python-multipart, python311, python311-PyPDF2, python313, qemu, roundcubemail, rust1.94, sqlite3, strongswan, systemd, tar, tigervn

Phoronix

FreeBSD Working On Intel FRED Support, Laptop Improvements Continue

FreeBSD is out today with their Q1-2026 status report to outline the many different development initiatives their open-source developers have participated in over the past quarter. There is a lot of hardware enablement efforts ongoing as well as continuing to make a more compelling desktop experience and also improving GUI and management options for FreeBSD systems...

Phoronix

Ubuntu Looks Toward More Snap-Based Devpacks Moving Forward

Canonical is out with a new blog post today outlining toolchain changes to Ubuntu Linux from Ubuntu 24.04 LTS to Ubuntu 26.04 LTS due for release tomorrow. While those changes over the past two years aren't too news worthy if you have been following the interim Ubuntu releases, what's interesting is their road ahead on the Ubuntu toolchain front for developers...