Joined March 2018
- Tweets 539
- Following 86
- Followers 1,864
- Likes 547
161 Photos and videos
Pinned Tweet
10 Feb 2025
@LinusTech's latest video - POV: When you realize deploying your own VPN can be simple and secure with Flatcar #Flatcar #VPN #LinusTechTips
youtube.com/watch?v=St-Itlk0β¦
ALT A meme featuring the 'Distracted Boyfriend' stock photo. The image shows a man labeled 'Tech Enthusiast' turning away from his girlfriend, labeled 'Complex VPN Configurations,' to look at another woman passing by, labeled 'Flatcar's Simple and Secure VPN Setup.' The caption reads: 'POV: When you realize deploying your own VPN can be simple and secure with Flatcar.
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πNew Flatcar releases for all channels now available! π
- Alpha 4694.0.1
- Beta 4628.1.2
- Stable 4593.2.2
- LTS-2024 4081.3.8
#linux #cloudnative #containers #updates
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π¦ Package updates: Linux 6.12.91 (Alpha/Beta/Stable), Linux 6.6.141 (LTS), ca-certificates 3.124
π Security maintenance release for the recently disclosed kernel LPEs Fragnesia (CVE-2026-46300) and ssh-keysign-pwn (CVE-2026-46333), plus the usual kernel CVE roll-up
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π Release notes at the usual spot: flatcar.org/releases/
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π¨ Fresh Flatcar Alpha, Beta, and Stable releases are now out with Linux 6.12.87 and a large set of kernel security fixes.
The recently disclosed Linux βDirty Fragβ privilege escalation flaws are addressed in these releases.
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π Alpha 4694.0.0
βοΈ Beta 4628.1.1
π‘οΈ Stable 4593.2.1
Highlights:
β’ Linux 6.12.87
β’ Kernel security fixes
β’ EROFS tools for containerd
β’ OEM partition mount rework
β’ ARM64 QEMU/KVM VNC serial logging
β’ Updated firmware & CA certs
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Flatcar is unaffected by Copy Fail (CVE-2026-31431)!
The kernel option causing it was never enabled, because Flatcar is minimal by design and only ships what containers need
Sometimes the best mitigation is to reduce the attack surface by not shipping vulnerable components π
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π Flatcar Container Linux releases across channels:
Alpha 4669.0.0 / Beta 4628.1.0 / Stable 4593.2.0 / LTS 4081.3.7.
𧩠Kernels: 6.12.81 (A/B/S) 6.6.127 (LTS).
π Security fixes boot/initrd updates.
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𧱠Stable 4593.2.0: Linux 6.12.81 a big security rollup.
π¦ Afterburn 5.10.0 Ignition 2.24.0.
π οΈ Minimal first-stage initrd shrinks /boot footprint; partitions grow for long-term headroom.
π OpenSSH follows upstream defaults (incl post-quantum KEX).
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π°οΈ LTS 4081.3.7: Linux 6.6.127 kernel CVE fixes;
ca-certificates 3.122.
β‘ QEMU launcher enables HVF acceleration on arm64 Macs for faster
local testing.
Releases in the usual place
flatcar.org/releases/
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It's the last Friday of the month! π οΈ Time for The Maintenance Mode.
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Throughout the day, we target action items and work through them in order. We welcome contributors from the community to join in, collaborate, and help us make Flatcar better together. π€
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π Notes on HackMD: hackmd.io/@fNE1Ey0YRB-3YCcKqβ¦
ποΈ Video/Voice Bridge: discord.gg/xBk4JFvrM?event=1β¦
Join us and start your contribution journey in Flatcar! π§
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π Weβre happy to announce a new platform for the Flatcar community - our Discord server!
π¬ Chat with others
ποΈ Join voice discussions
π οΈ Get help and learn
π€ Contribute and share ideas
π’ Stay up to date with everything Flatcar
Join us ποΈ discord.gg/PMYjFUsJyq
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New Flatcar Alpha, Beta and Stable releases now available!
π /etc is now shipped as #systemd confext
π CVE fixes & security patches: CVE-2025-61984 and CVE-2025-61985 for OpenSSH on Stable
π Release notes at the usual spot: flatcar.org/releases/
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New Flatcar Alpha, Beta and Stable releases now available!
π Security patches: recent OpenSSL vulnerabilities (openssl-library.org/news/vulβ¦)
π Release notes at the usual spot: flatcar.org/releases/
π To learn more about this kind of security releases: flatcar.org/blog/2022/11/aboβ¦
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