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Jupiter Broadcasting

An open show powered by community LINUX Unplugged takes the best attributes of open collaboration and turns it into a weekly show about Linux.

LINUX Unplugged

We dig into the Copy Fail vulnerability and test a proof-of-concept against our own box. Plus, Jon Seager, VP of Engineering at Canonical joins us, and we kick off the BSD Challenge!

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💥 Gets Sats Quick and Easy with Strike📻 LINUX Unplugged on Fountain.FMCopy Fail — CVE-2026-31431 • — "An unprivileged local user can write four controlled bytes into the page cache of any readable file on a Linux system, and use that to gain root." — Theori
Copy Fail: 732 Bytes to Root - Xint • — "A single 732-byte Python script can edit a setuid binary and obtain root on essentially all Linux distributions shipped since 2017." — Xint
Linux Kernel Bug Explained - Jorijn • — "CopyFail is more portable. One script, every distro, no offsets. Dirty Pipe needed kernel ≥ 5.8; Copy Fail covers 2017–2026." — Jorijn"Kubernetes Pod Security Standards (Restricted) and default seccomp do NOT block the syscall used." — Jorijn
Ars: Most Severe Linux Threat in Years • — "The most severe Linux threat to surface in years catches the world flat-footed." — Ars Technica
Sysdig: CVE-2026-31431 Analysis • — "The flaw was introduced in 2017 via commit 72548b093ee3, which switched AEAD operations to in-place processing." — Sysdig
CERT-EU AdvisoryUbuntu Security TrackerThe Register: Crypto FlawKernel Patch (reverts 2017 optimization) • — "This mostly reverts commit 72548b093ee3 except for the copying of the associated data." — Kernel Commit
Buggy Commit: 72548b093ee3 (2017)DeepWiki: AF_ALG Internalsoss-security DisclosurePSA + GRUB Mitigation - Jan WildeboerUbuntu 26.04 LTS (Resolute Raccoon) Released • — "Ubuntu 26.04 LTS sets the example for providing best-in-class resilience while simultaneously embracing innovation and the advancement of open source." — Jon Seager, VP Ubuntu Engineering
The Future of AI in Ubuntu - Jon Seager • — "Throughout 2026 we'll be working on enabling access to frontier AI for Ubuntu users in a way that is deliberate, secure, and aligned with our open source values." — Jon Seager
Ubuntu 26.04 Release NotesUbuntu AI Features Throughout 2026 - Phoronix • — "Canonical's approach to AI is refreshingly thoughtful — Microsoft should take note." — ZDNet
Canonical DDoS Attack Update • — "Canonical's web infrastructure is under a sustained, cross-border attack and we are working to address it." — arcticp, Canonical
Ubuntu Weekly Newsletter #942Canonical AI Approach - ZDNet9to5Linux: Opt-In LLM Toolsuutils/coreutils: Cross-platform Rust rewrite of the GNU coreutilsLINUX Unplugged 636: Engineering the FutureLiveCD fails to start X session on QEMU · Issue #354 · ghostbsd/issuesMonty's “rescue” drive NixOS configMagnolia Mayhem's BSD Challenge ReportPick: NASty • — NASty is a NAS operating system built on NixOS and bcachefs. It turns commodity hardware into a storage appliance serving NFS, SMB, iSCSI, and NVMe-oF — managed from a single web UI, updated atomically, and rolled back when things go sideways.
Pick: Defuse • — Defuse is a GTK4 application for removing image backgrounds locally.
Defuse on Flathub

665: Patch Me If You Can

After 26 years, we return to our roots and reflect on why LinuxFest Northwest is still a special event.

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💥 Gets Sats Quick and Easy with Strike📻 LINUX Unplugged on Fountain.FMLINUX Unplugged 666 BSD Challenge - Rules and RegretsLFNW2026 - Back to RootLinuxFest Northwest 2026 Playlist - YouTubeLinuxFest Northwest - YouTubeThe New Linux Kernel AI Bot Uncovering Bugs Is A Local LLM On Framework Desktop + AMD Ryzen AI MaxBitwarden CLI Compromised in Ongoing Checkmarx Supply ChainBear454's Fundraiser: Support for James Mason's FamilyPick: Updo • — Updo is a command-line tool for monitoring website uptime and performance. It provides real-time metrics on website status, response time, SSL certificate expiry, and more, with alert notifications.
Pick: Pake • — 🤱🏻 Turn any webpage into a desktop app with one command.

664: Back to Root

We all have data to rescue, you just don't realize it yet. This week we build our own custom live rescue distros, recover real data, and show you how to make your own.

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Jupiter Party Annual Membership • : 
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Meet Managed Nebula from Defined Networking. A decentralized VPN built on the open-source Nebula platform that we love.
Support LINUX Unplugged

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💥 Gets Sats Quick and Easy with Strike📻 LINUX Unplugged on Fountain.FMLinuxFest Northwest 2026 - Back to Root • — April 24-26, 2026 - Bellingham, Washington
6 ultimate boot CDs (system rescue) for troubleshooting Windows PCsSystemRescue • — A Linux system rescue toolkit available as a bootable medium for administrating or repairing your system and data after a crash.
Finnix • — Debian-based, CLI-focused with a comprehensive set of repair tools. Recent updates improved modern hardware support, boot speed, zram compression, and SSH remote access.
Changes/ModernizeLiveMedia - Fedora Project Wiki • — Modernize the live media by switching to the "new" live environment setup scripts provided by livesys-scripts and leverage new functionality in dracut to enable support for automatically enabling persistent overlays when flashed to USB sticks.
Fedora 41: Modernize the live media Overlay Features?aegis-boot • — A signed UEFI Secure Boot rescue environment that lets operators pick any ISO from a USB stick's data partition and kexec into it — without leaving the chain of trust.
netboot.xyz • — A network-based bootable operating system installer based on iPXE.
Greg's nixos-configSelf-Hosted 129: Forged Alliance • — The battle for code forges is heating up. We chat about HexOS' big promises and get excited about Meshtastic.
pocket-id • — A simple OIDC provider that allows users to authenticate with their passkeys to your services.
What Is Claude Mythos—And Why Anthropic Won’t Let Anyone Use Itv4call • — v4call is a decentralised video, voice and text platform built on the Hive blockchain. Users set their own rates for receiving calls and messages.
Pick: Metadata Cleaner • — View and clean metadata in files
Metadata Cleaner on FlatHubPick: mat2 • — mat2 is a metadata removal tool, supporting a wide range of commonly used file formats, written in python3
Pick: Little Snitch for Linux • — Every time an application on your computer opens a network connection, it does so quietly, without asking. Little Snitch for Linux makes that activity visible and gives you the option to do something about it.
littlesnitch-linux-flake • — A Nix Flake for Little Snitch for Linux
Pick: PCAPdroid • — No-root network monitor, firewall and PCAP dumper for Android

663: The 99.8% Rescue

Is it time to replace GitHub in our workflow? We git into it. Plus, our favorite features in the new Linux 7.0 release.

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Jupiter Party Annual Membership • : 
Put your support on automatic with our annual plan, and get one month of membership for free!Managed Nebula • : 
Meet Managed Nebula from Defined Networking. A decentralized VPN built on the open-source Nebula platform that we love.
Support LINUX Unplugged

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💥 Gets Sats Quick and Easy with Strike📻 LINUX Unplugged on Fountain.FMLinuxFest Northwest 2026 • — April 24-26, 2026 - Bellingham, Washington
LFNW2026 ScheduleLinux 7.0: Btrfs • — A translation layer of logical block addresses that allows changes without moving or rewriting blocks for relocation
Linux 7.0: XFS • — Autonomous self-healing; delivers live filesystem health events to userspace for automatic repairs
Linux 7.0: EXT4 • — Improves write performance for concurrent direct I/O writes
Linux 7.0: IO-uring • — Adds support for BPF filtering to IO_uring for high performance async I/O
Linux 7.0: Scheduler • — Scheduler updates land with time slice extension, performance and scalability work for high core count systems
Linux 7.0: Rust • — Formally concluding the 'Rust experiment'; Rust for the Linux kernel is here to stay
Linux 7.1: i486 • — Begins phasing out Intel 486 CPU support; no known Linux distributions still ship with i486 support
Give Up GitHub • — We realize this is not an easy task; GitHub is ubiquitous. Through their effective marketing, GitHub has convinced FOSS developers that GitHub is the best (and even the only) place for FOSS development.
opengist • — Self-hosted pastebin powered by Git, open-source alternative to Github Gist.
Forgejo on Codeberg • — Beyond coding. We forge.
Forgejo • — Self-hosted alternative to GitHub; liberate your software from proprietary shackles with a familiar environment
NixOS Wiki: Forgejo • — Lightweight software forge; completely free software and a fork of Gitea
Forgejo Actions • — Reusable pieces of code for CI workflows; compatible with GitHub Actions
NixOS Forgejo Actions Runner • — NixOS configuration for turnkey deployment of Forgejo Actions runners
Forgejo Federation (PR #10453) • — Work-in-progress for federated repositories; enabling decentralized software development
Forgejo Snippets (Issue #1069) • — Create a shareable piece of text, be it code or plain text, publicly or privately
Git Novice Guide • — Free interactive tutorial; learn version control with Git from scratch
Pick: sshroute • — Network-aware SSH router - routes connections to different IPs/ports/keys/jump hosts based on active VPN or network
Pick: rendercv • — Resume builder for academics and engineers
Pick: ESPHome Starter Kit • — DIY sensor kit for Home Assistant with ESPHome; build your own smart home devices

662: The GitHub Diet

The expensive, challenging, and humbling journey with open source agents.

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Jupiter Party Annual Membership • : 
Put your support on automatic with our annual plan, and get one month of membership for free!Managed Nebula • : 
Meet Managed Nebula from Defined Networking. A decentralized VPN built on the open-source Nebula platform that we love.
Support LINUX Unplugged

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💥 Gets Sats Quick and Easy with Strike📻 LINUX Unplugged on Fountain.FMLinuxFest Northwest 2026 - Back to Root • — April 24-26, 2026 - Bellingham, Washington
Preferring Local OSS LLMsQwen3.5 27B vs Gemma4 31BOpen Models have crossed a thresholdGemma 4 — Google DeepMindWelcome Gemma 4: Frontier multimodal intelligence on deviceGemma-4-31B-JANG\_4M-CRACK · Hugging Facemesh-llm • — Mesh LLM lets you pool spare GPU capacity across machines and expose the result as one OpenAI-compatible API.
hermes-agent: The agent that grows with you • — The self-improving AI agent built by Nous Research. It's the only agent with a built-in learning loop — it creates skills from experience, improves them during use, nudges itself to persist knowledge, searches its own past conversations, and builds a deepening model of who you are across sessions.
goose • — An open source, extensible AI agent that goes beyond code suggestions; install, execute, edit, and test with any LLM.
Lobehub • — The ultimate space for work and life. To find, build, and collaborate with agent teammates that grow with you. We are taking agent harness to the next level; enabling multi-agent collaboration, effortless agent team design, and introducing agents as the unit of work interaction.
LibreFang • — LibreFang is an open-source agent operating system written in Rust.
OpenHarness • — OpenHarness is an open-source Python implementation designed for researchers, builders, and the community.
Microsoft's Newest Open-Source Project: Runtime Security For AI Agents • — Microsoft proclaims their new open-source project is the first toolkit that addresses all ten agentic AI risks identified last year by the OWASP
Top 10 Risks and Mitigations for Agentic AI Security - OWASP Gen AI Security Projectgoogleworkspace/cli: Google Workspace CLI • — One command-line tool for Drive, Gmail, Calendar, Sheets, Docs, Chat, Admin, and more. Dynamically built from Google Discovery Service. Includes AI agent skills.
Tunarr API ReferenceEuro-Office launches as Europe's open-source Office rivalPick: single-file-cli • — CLI tool for saving a faithful copy of a complete web page in a single HTML file (based on SingleFile)
Pick: html-to-markdown • — Convert HTML to Markdown. Even works with entire websites and can be extended through rules.
Pick: skim • — Turns any HTML page into clean markdown.

661: Sink Your Claws In

Ubuntu wants a leaner, stricter GRUB, and your favorite setup may not survive the cut. We break down what’s really changing, and the practical ways to adapt. Plus, Chris moves on from one of his favorite open source apps.

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Jupiter Party Annual Membership • : 
Put your support on automatic with our annual plan, and get one month of membership for free!Managed Nebula • : 
Meet Managed Nebula from Defined Networking. A decentralized VPN built on the open-source Nebula platform that we love.
Support LINUX Unplugged

Links:

💥 Gets Sats Quick and Easy with Strike📻 LINUX Unplugged on Fountain.FMLinuxFest Northwest 2026 - Back to Root • — April 24-26, 2026 - Bellingham, Washington
This Week In Bitcoin 97 | Jupiter BroadcastingUbuntu 26.10 Looks To Strip Its GRUB Bootloader To The Bare Minimum For Better SecurityStreamlining secure boot for 26.10 - Ubuntu Community HubMitigating BootHole – CVE-2020-10713 and related vulnerabilities | UbuntuThere's a Hole in the Boot - EclypsiumFinal Release · ErsatzTV • — It is time for me to announce the final release of ErsatzTV in its current form. The existing repositories will be archived following this update.
ErsatzTV/nextTunarr · GitHub • — Create a classic TV experience using your own media — IPTV backed by Plex, Jellyfin, Emby, or NFO.
ThreadfinxTeVeFiller - Tunarr • — Filler lists are collections of content used by Flex to pad time between episodes. One reason to use filler is to simulate traditional television by playing advertisements between episode airings.
Dispatcharr • — Dispatcharr (pronounced like "dispatcher") is an open-source powerhouse for managing IPTV streams, EPG data, and VOD content with elegance and control.
awesome-iptv • — A curated list of resources related to IPTV
Tunarr API ReferenceLINUX Unplugged 645 • — We cut the streaming cord the Linux way with free, legal internet TV you can curate, DVR, and self-host via Jellyfin or Plex.
turnstonelabs/turnstone • — Experimental multi-node AI orchestration platform. Deploy tool-using AI agents across a cluster of servers, driven by message queues or interactive interfaces.
Open-Source "GreenBoost" Driver Aims To Augment NVIDIA GPUs vRAM With System RAM & NVMe To Handle Larger LLMsGeneBean's Cage KioskGeneBean's Pi Arm Build SetupPlanify - Task Manager for GNU/Linuxalainm23/planify: Task manager with Todoist, Nextcloud & CalDAV support designed for GNOMEPick: bore • — bore is a simple CLI tool for making tunnels to localhost
nixos-bore-module • — Self-hosted bore tunnel server for NixOS
Pick: kdeconnect-sms-tui • — Terminal UI for sending and receiving SMS/MMS via KDE Connect.
Pick: Busybridge • — Complex calendar free/busy syncing across organizations for consultants who work inside multiple orgs.

660: Boots and Breakups

The self-hosted app that turned Chris into a family Time Lord, then we iterate on a long-desired hardware hack.

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Jupiter Party Annual Membership • : 
Put your support on automatic with our annual plan, and get one month of membership for free!Managed Nebula • : 
Meet Managed Nebula from Defined Networking. A decentralized VPN built on the open-source Nebula platform that we love.
Support LINUX Unplugged

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💥 Gets Sats Quick and Easy with Strike📻 LINUX Unplugged on Fountain.FMLinuxFest Northwest 2026 - Back to Root • — April 24-26, 2026 - Bellingham, Washington
Keeper.sh • — Keeper is a simple & open-source calendar syncing tool. It allows you to pull events from remotely hosted iCal or ICS links, and push them to one or many calendars so the time slots can align across them all.
Keeper.sh: Calendar Syncing, V2 ReleaseOneCalPiBox Overview - KubeSail DocsPiBox: A Modular Raspberry Pi Storage Server by Dan Pastusek — KickstarterRPi CM4 based local storage server launches on KickstarterKubeSail • — So Long, and Thanks for All the Pods
ipetkov/nixos-pibox • — NixOS modules for supporting the hardware present on the PiBox
raspberrypi/usbboot • — Raspberry Pi USB device provisioning tool (RPIBOOT)
cage-kiosk/cage • — A Wayland kiosk. A kiosk runs a single, maximized application.
systemd: BirthDate Field Added to JSON User Records • — "Add birthDate field to JSON user records, allowing for standardized age-related logic within the userdb framework."
Azuay Province - WikipediaPick: fq • — fq is like jq but for binary formats, allowing you to tool, language, and decode complex binary data into human-readable structures.
Pick: file-fridge • — move files that aren't accessed as often to cold storage
Pick: sigrok • — Portable, cross-platform, Free/Libre/Open-Source signal analysis software suite: logic analyzers, scopes, multimeters, and more!
Pick: PulseView • — a Qt-based LA/scope/MSO GUI for sigrok

659: Truth Trapper Keepers

We each spent the week on our own projects, breaking then fixing things. Now we're back to compare progress, and a few lessons learned.

Sponsored By:

Jupiter Party Annual Membership • : 
Put your support on automatic with our annual plan, and get one month of membership for free!Managed Nebula • : 
Meet Managed Nebula from Defined Networking. A decentralized VPN built on the open-source Nebula platform that we love.
Support LINUX Unplugged

Links:

💥 Gets Sats Quick and Easy with Strike📻 LINUX Unplugged on Fountain.FMLinuxFest Northwest 2026 - Back to Root • — April 24-26, 2026 - Bellingham, Washington
PabloVitasso/esphome-chinbasto • — A custom ESPHome component for controlling Chinese Webasto heaters using ESP32.
Hacking the Chinese Diesel Heater Communications Protocol.pdf - Ray Jones - GitLabtimmchugh11/Chinese-Diesel-Heater---ESPHomeOpenCode | The open source AI coding agentanomalyco/opencode: The open source coding agent.Hunter Alpha - API Pricing & Providers | OpenRouterESPHome - Smart Home Made SimpleHome AssistantESP32 Wi-Fi & Bluetooth SoC | Espressif Systemsnodemcu/nodemcu-firmware: Lua based interactive firmware for ESP8266, ESP8285 and ESP32NodeMCU-32S Development Board Details, Pinout, SpecsAmazon.com: ESP-32S USB-C Development Board + ESP32 Terminal Boardagent-browser-protocol • — Deterministic browser automation.
camofox-browser • — Headless browser automation server for AI agents.
chrome-devtools-mcp • — Chrome DevTools for coding agents
firefox-devtools-mcp • — Model Context Protocol server for Firefox DevTools
LittleFOX-MCP • — Model Context Protocol server for Firefox
Chrome DevTools MCP Debug • — Let your Coding Agent debug your browser session
LFNW2026 - Back to RootBrunch with Brent: Jason Spisak Part 1 | Jupiter EXTRAS 40Brunch with Brent: Jason Spisak Part 2 | Jupiter EXTRAS 41Pick: LosslessCut • — Simple and ultra fast cross platform tool for lossless trimming/cutting of video and audio files.
LosslessCut on GitHubLosslessCut on FlathubPick: CanIRun.ai • — Can your machine run AI models?
Pick: llmfit • — Hundreds of models & providers. One command to find what runs on your hardware.

658: Automated Love Crunch

After experiencing Planet Nix and SCaLE, we come back convinced the next phase of Linux is already taking shape.

Sponsored By:

Jupiter Party Annual Membership • : 
Put your support on automatic with our annual plan, and get one month of membership for free! 
Managed Nebula • : 
Meet Managed Nebula from Defined Networking. A decentralized VPN built on the open-source Nebula platform that we love. 

Support LINUX Unplugged

Links:

💥 Gets Sats Quick and Easy with Strike📻 LINUX Unplugged on Fountain.FMPlanetNix 2026 • — Where Nix Builders Come Together
SCaLE 23x • — SCALE is North America's largest community-run open source conference.
Jupiter Broadcasting's SCaLE Matrix roomSCaLE 23x - YouTube • — SCaLE 23x live streams, talks, and more.
LinuxFest Northwest 2026 - Back to Root • — April 24-26, 2026 - Bellingham, Washington
Flox.devFlox: Developer environments you can take with you - GitHub • — Flox is a virtual environment and package manager all in one. With Flox you create environments that layer and replace dependencies just where it matters, making them portable across the full software lifecycle.
Keynote: Privacy’s Defender - Fighting Digital Surveillance for over Thirty Years | SCALECindy Cohn | SCALEnoblepayne/nix-anywhere-else-talk • — A Slidev presentation about the "dark arts" of ELF surgery and Nix, built entirely with Nix. This talk explores how patchelf and a deep understanding of the Executable and Linkable Format can make binaries portable in both directions: bringing foreign tools into NixOS, and taking Nix-built artifacts out to the rest of the world.
DeepComputing • — Advancing the adoption and implementation of RISC-V
Roxane Fischer - Anyshift.ioDeterminate is the future of Nix today: Wasm, provenance, and flake schemasEFF Privacy’s Defender - Fighting Digital Surveillance for over Thirty Years | SCALECindy Cohn - SCaLE • — Executive Director of the Electronic Frontier Foundation, which works to ensure that technology supports freedom, justice and innovation for all the people of the world.
Electronic Frontier Foundation - Defending your rights in the digital worldllama.cpp: LLM inference in C/C++mangowm - Mango Wayland Compositor • — Practical and powerful wayland compositor (dwm but wayland)
The Open Source AI Definition 1.0 - Open Source InitiativePick: sone • — Native TIDAL desktop client for Linux. Modern UI, custom themes, and bit-perfect lossless audio up to 24-bit/192kHz via exclusive ALSA. License: GPL-3
Pick: qmd • — mini cli search engine for your docs, knowledge bases, meeting notes, whatever. Tracking current sota approaches while being all local. License: MIT
Pick: mtr • — Combines the functionality of 'traceroute' and 'ping' in a single network diagnostic tool. License: GPL-2
MTR - Welcome Home Brent

657: Slop to Slap

We take KDE Linux for a spin and push it a little too far. Plus, a friend of the show stops by with a fresh tool: Nebula Commander.

Sponsored By:

Jupiter Party Annual Membership • : 
Put your support on automatic with our annual plan, and get one month of membership for free! 
Managed Nebula • : 
Meet Managed Nebula from Defined Networking. A decentralized VPN built on the open-source Nebula platform that we love. 

Support LINUX Unplugged

Links:

💥 Gets Sats Quick and Easy with Strike📻 LINUX Unplugged on Fountain.FMSCaLE 23x | Registration • — Get 40% off registration with promo code "UNPLG"
PlanetNix 2026 • — Where Nix Builders Come Together
Pasadena Linux Party, Fri, Mar 6, 2026, 6:00 PMKDE Linux - KDE Community WikiBeta (Enthusiast & Stable editions) · KDE Linux · GitLabInstall Software Not Available in Discover - KDE CommunityKDE Linux / Kapsule · GitLabsuikan4github/Using-tailscale-client-on-an-Immutable-OSxuars/kdelinux-tailscaleNix - KDE CommunityFitting Everything Together • — TLDR: Hermetic /usr/ is awesome; let's popularize image-based OSes with modernized security properties built around immutability, SecureBoot, TPM2, adaptability, auto-updating, factory reset, uniformity – built from traditional distribution packages, but deployed via images.
Nebula CommanderDEMO Nebula CommanderNebula Commander GitHub • — Nebula Commander is a self-hosted control plane for nebula overlay networks.
Star Trek Comm Badge for Home Assistant Voice ControlPick: hcloud-upload-image • — Quickly upload any raw disk images into your Hetzner Cloud projects!
Pick: Launcher Studio • — Launcher Studio is a GTK4 desktop application for creating and managing .desktop files on Linux.
Launcher Studio on FlathubPick: tinyproxy • — A light-weight HTTP/HTTPS proxy daemon for POSIX operating systems
Pick: socks-to-http-proxy • — An executable to convert SOCKS5 proxy into HTTP proxy

664: Back to Root

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