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Vue normale

[$] Native support for Rust on the GPU

Par : daroc
29 septembre 2026 à 17:57

Christian Legnitto is the maintainer of rust-gpu and Rust CUDA, two libraries that make it possible to program a computer's graphics processing unit (GPU) from Rust. He isn't satisfied with the current state of GPU support in Rust, however. In a talk at RustConf 2026, he explained his vision for how the GPU could become an ordinary compiler target for normal Rust code, without the need for any special libraries or new ecosystem support. That vision is not yet fully implemented, but he does have a prototype that he is preparing to release.

[$] The kernel from a PostgreSQL point of view

Par : corbet
29 septembre 2026 à 15:42
Andres Freund has a few claims to fame, but chief among them is his many years of work to improve the performance of the PostgreSQL relational database management system. That work requires working with — or around — many Linux kernel features and behaviors. He put in an appearance at the 2026 edition of Kernel Recipes to talk about his experience working with the kernel project, how the kernel could better support applications like PostgreSQL, and some interesting developments in the PostgreSQL world.

Security updates for Tuesday

Par : jake
29 septembre 2026 à 15:38
Security updates have been issued by AlmaLinux (cockpit-image-builder, expat, ipa, kernel, kernel-rt, resteasy, ruby, ruby4.0, ruby:3.3, and ruby:4.0), Debian (dovecot, flatpak, glance, kernel, libdbi-perl, lxml, rsync, swift, and wordpress), Fedora (chromium, freeipa, freerdp, grub2, NetworkManager-iodine, NetworkManager-l2tp, perl-Catalyst-Plugin-Static-Simple, perl-Dancer2, perl-HTML-FormFu, python-quart-trio, python-streamlink, python-urllib3, and vlc), Mageia (libxml2, p11-kit, pam, and php), Slackware (groff and pcre2), SUSE (389-ds, amazon-ssm-agent, erlang27, exiv2, glib2, gnome-shell, hplip, ImageMagick, kernel, libheif, libsodium, libtpms, nodejs16, perl-DBI, python-soupsieve, redis, redis7, swtpm, and wireshark), and Ubuntu (curl, libevent, linux-aws, linux-aws-6.8, linux-aws-5.15, linux-azure-5.15, linux-azure-fde-5.15, linux-intel-iotg-5.15, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-7.0, linux-oem-7.0, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency, and linux-oracle-7.0).

Git v2.56.0 released

Par : jake
28 septembre 2026 à 17:33
Version 2.56 of the Git distributed version-control system has been released. It has 748 non-merge commits since Git 2.55 was released back in June; those commits came from 104 developers, 39 of whom are first-time contributors. New features include a safer workflow for conflict resolution, smaller path-walk repacks, a new git history drop sub-command, and much more. LWN looked at Git 2.56 recently and the GitHub blog has a lengthy look at 2.56 as well.

[$] Reducing undefined behavior in the C language

Par : corbet
28 septembre 2026 à 15:16
As a professor of biomedical engineering, Martin Uecker perhaps does not fit the profile of a typical presenter at Kernel Recipes. He is, however, a longtime Linux user, and works on free software for controlling magnetic resonance imaging (MRI) scanners. He was at the conference to talk about the C programming language, the specific problem of undefined behavior in C, and whether it can eventually be made into a memory-safe language.

Security updates for Monday

Par : jake
28 septembre 2026 à 15:08
Security updates have been issued by AlmaLinux (firefox, ipa, kernel, libxml2, perl-DBI, python-cryptography, thunderbird, and unbound), Debian (chromium, evolution-data-server, exim4, ghostscript, incus, lemonldap-ng, libheif, nodejs, php8.4, ruby-oj, swift, and vlc), Fedora (chromium, cinnamon, cinnamon-desktop, cinnamon-session, cinnamon-settings-daemon, ckermit, dnf5, forgejo, goose, gssntlmssp, libheif, libpcap, librsvg2, mingw-gstreamer1, mingw-gstreamer1-plugins-bad-free, mingw-gstreamer1-plugins-base, mingw-gstreamer1-plugins-good, mingw-python3, mongo-c-driver, muffin, nemo, nemo-extensions, nextcloud, pgadmin4, postgresql16-postgis, postgresql17-postgis, postgresql18-postgis, rust-librsvg, rust-xml5ever, sipp, suricata, tesseract, and xreader), Mageia (erlang, gpsd, libreswan, python3 & python-pip, and udisks2), Oracle (abrt, buildah, cockpit-image-builder, corosync, ipa, kernel, libxml2, openexr, perl-DBI, perl-DBI:1.641, postgresql, thunderbird, unbound, and yelp), SUSE (389-ds, ansible-lint, cups, firefox, flatpak-builder, forgejo-longterm, gdb, gimp, gitoxide, glib2, gnome-shell, google-guest-agent, google-osconfig-agent, haveged, helm, ImageMagick, kbd, libsoup, libtpms, obs-service-cargo, openai-codex, opensuse-signkey-cert, osmo-iuh, perl-mojolicious, poppler, python-WebOb, python-WebOb-doc, python313-vllm, python314, sdbootutil, suseconnect-ng, and swtpm), and Ubuntu (exim4, freerdp3, libvirt, libvirt-hwe, libwebsockets, lxc, pyjwt, and requests).

Kernel prepatch 7.3-rc5

Par : corbet
27 septembre 2026 à 21:40
The 7.3-rc5 kernel prepatch is out for testing. Linus said: "I don't think there's any real pattern to it other than 'big'. But nothing looks particularly alarming, I think that despite the diffstat it's just the same old, same old."

GDB 18.1 released

Par : corbet
26 septembre 2026 à 15:03
Version 18.1 of the GDB interactive debugger has been released. Changes include new commands to manipulate the environment of the subprocess, the ability to save the command history to a file, support for a couple of new targets, several Python API additions, and more. See the NEWS file for the complete list.

[$] How KDE got funding to add enterprise features

Par : jzb
25 septembre 2026 à 15:59

The Sovereign Tech Agency (STA) is investing nearly €1.3 million in KDE through 2027. At Akademy 2026 in Graz, Austria, Nate Graham and Kevin Ottens, two of the contributors who helped bring in the investment, explained how the funding was secured, provided tips on how projects should approach organizations like STA, and talked about how that money will be improving KDE for everyone. In addition to keeping the community informed about the work, the pair hoped to pass on what they have learned to encourage others to help raise funds for development as well.

Security updates for Friday

Par : jzb
25 septembre 2026 à 13:17
Security updates have been issued by AlmaLinux (kernel, kernel-rt, perl-DBI:1.641, and unbound), Debian (jq, libreoffice, openssl, and redis), Fedora (389-ds-base, bcm283x-firmware, cockpit, flatpak-builder, mingw-gdk-pixbuf, openssl3, pcs, rust-cryptoki, squid, uboot-tools, and webkitgtk), Mageia (fuse3, perl-Net-DNS, python-gitpython, python-webob, thunderbird, thunderbird-l10n, and unbound), Oracle (postgresql:12, postgresql:15, postgresql:16, and skopeo), Slackware (php), SUSE (alloy, amazon-ssm-agent, ant, apptainer, chromium, corosync, cyrus-imapd, distribution, exiv2, ffmpeg-7, freeipmi, gdb, gnome-remote-desktop, google-osconfig-agent, govulncheck-vulndb, gvfs, hplip, ImageMagick, imagemagick, java-11-openjdk, jsoup, re2j, kernel, keybase-client, libsoup, libx11, libxrender, mcphost, memcached, opensc, perl-DBI, python-gitpython, python-weasyprint, rabbitmq-server, ruby3.4, util-linux, and zstd-jni), and Ubuntu (curl, expat, gdal, libass, libpcap, linux, linux-aws, linux-aws-7.0, linux-hwe-7.0, linux-ibm, linux-oracle, linux-raspi, linux-realtime, linux, linux-azure, linux-azure-6.8, linux-azure-fde, linux-azure-fde-6.8, linux-azure-fips, linux-fips, linux-gcp, linux-gcp-6.8, linux-gcp-fips, linux-gke, linux-gkeop, linux-ibm, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-oracle, linux-oracle-6.8, linux-raspi, linux-raspi-realtime, linux-realtime, linux-realtime-6.8, linux, linux-hwe, linux-kvm, linux-aws, linux-aws-fips, linux-azure, linux-azure-fde, linux-azure-fips, linux-gcp, linux-gcp-fips, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-intel-iot-realtime, linux-intel-iotg, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-oracle, linux-realtime, linux-xilinx-zynqmp, linux-aws, linux-gcp, linux-gcp-4.15, linux-gcp-fips, linux-aws-fips, linux-ibm-5.15, linux-intel-iotg-5.15, octavia, and swift).

F-Droid 2.0: A new chapter for Android freedom

Par : jzb
24 septembre 2026 à 18:01

The F-Droid project has announced the release of F-Droid 2.0, which is a complete redesign of the official app. Notable changes in the release include making it easier to discover and install applications, more useful app categories, improved search, and much more.

For more than a decade, F-Droid has helped people discover and install free and open source Android apps. F-Droid 2.0 builds on that foundation with a modern interface, better app discovery, improved search, and a simpler experience that works well, whether you're new to F-Droid or have been using it for years.

This isn't just a visual refresh. The user experience was redesigned to integrate smoothly with current Android patterns, like Material Design, while keeping familiar F-Droid interactions in place. Key components were reworked and rewritten using Kotlin Compose, the standard toolkit these days, creating a foundation that will help us deliver improvements more quickly in the years ahead.

Research into file-notification attacks on Linux

Par : jzb
24 septembre 2026 à 17:40

Sudheendra Raghav Neela, a member of a group of researchers from Graz University of Technology, has announced the release of research into file-notification attacks that would allow spying on user activity on Android, Linux, macOS, and Windows. The group has published a paper with details on the research as well as a web site with demonstrations of the vulnerabilities.

On Linux, an attacker can use inotifywatch to monitor a directory to conduct an inter-keystroke timing attack—even if they do not have read access to the files within a directory. The group also discovered a method to conduct a UI-redress attack (or "clickjacking" attack) on KDE 5 and KDE 6 by monitoring /usr/bin/pkexec to detect when Polkit spawns an authentication prompt. An attacker could draw a fake password window on top of the real window to collect a user's credentials.

Both of these flaws are still present today, though the Linux kernel did partially mitigate the issue with a fix that was included in the 5.10.248, 5.15.198, 6.1.160, 6.6.120, 6.12.65, and 6.18.3 kernels shipped in January. See the web site for more information and a mitigation to prevent password-prompt windows from losing focus.

[$] Listening to the radio with Rust

Par : daroc
24 septembre 2026 à 14:26

Many of the transmissions sent over the radio spectrum can be decoded with a relatively cheap hardware dongle. Thomas Eckert presented at RustConf 2026 in Montreal about his hobby: decoding radio transmissions with Rust. In his presentation, he covered all of the math necessary to get started with software-defined radio, and gave demonstrations of listening to AM and FM radio, as well as decoding transmissions from aircraft transponders. His slides and example code are available on GitHub.

Security updates for Thursday

Par : jzb
24 septembre 2026 à 13:05
Security updates have been issued by AlmaLinux (buildah, containernetworking-plugins, firefox, kernel, kernel-rt, openexr, perl-DBI, podman, postgresql, postgresql16, postgresql:15, runc, skopeo, and tar), Debian (libdatetime-timezone-perl, tzdata, xdg-dbus-proxy, and znc), Fedora (chromium, evolution, evolution-data-server, evolution-ews, kernel, libheif, mingw-pcre2, nginx-mod-modsecurity, unbound, and webkitgtk), Mageia (borgbackup, coreutils, firefox, nss, kbd, libnfs, libwebsockets, perl-URI, pipewire, and xdg-dbus-proxy), Oracle (apr-util, containernetworking-plugins, coreutils, curl, firefox, freerdp, gstreamer1-plugins-base, host-metering, libarchive, libtiff, libxml2, openexr, openssh, perl-DBI, podman, postgresql16, postgresql18-postgis, postgresql:15, rsyslog, runc, tar, and unbound), SUSE (apptainer, gimp, librepods, libX11-6, perl-Authen-SASL, podofo, python-WebOb, and python313-graphifyy), and Ubuntu (imagemagick, libgit2, moodle, network-manager, Open-iSNS, python-urllib3, sqlparse, and xdg-desktop-portal).

[$] Ideas on modernizing the open-source desktop

Par : jzb
23 septembre 2026 à 15:39

Scott Jenson has been working on user interfaces (UIs) and user experience (UX) for many years at Apple, Google, and other companies. Now, he's trying to convince open-source projects to experiment more and drive the desktop beyond the age-old "windows, icons, menus, pointer" (WIMP) model. At Akademy 2026, KDE's annual developer conference, he shared his complaints and ideas in a talk aimed at convincing those in attendance to take the lead on desktop design.

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