352: Linus Torvalds talks AI in kernel, COSMIC Frosted Glass, AppManager for AppImages & more Linux news

Ubuntu is shipping a kernel that can make certain AMD workloads up to 42 times slower. Linus Torvalds is drawing clearer boundaries around AI-generated code in the kernel. Secure Boot just passed a major certificate expiration deadline. COSMIC Desktop 1.3 brings a polished new Frosted Glass design. And one developer decided to add another place and that’s a Sega Genesis from 1994.

All of this and more on This Week in Linux. Now let’s jump right into Your Source for Linux GNews!

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Chapters:

00:00 Intro
00:44 Ubuntu publishes Update that introduces regression for AMD users
03:52 Linus Torvalds talks on AI Code in Linux
07:12 Secure Boot Linux Certificates Expired?
09:27 COSMIC 1.3 with Frosted Glass
11:33 AppManager for AppImages
14:51 FreeBSD Removes All GPL Code
17:16 Rapid Fire Lightning Round
17:40 stillOS 10.2 Released
18:32 Blender 5.2 LTS Released
19:00 Clonezilla Live 3.3.3 Released
19:31 Linux on Sega Genesis and 32X Addon
20:26 Outro

Links:

• Ubuntu publishes Update that introduces regression for AMD users
  • https://discourse.ubuntu.com/t/amdgpu-performance-regression-in-kernel-7-0-0-28-28/85237
• Linus Torvalds talks on AI Code in Linux
  • https://lore.kernel.org/linux-media/CAHk-=wi4zC+Ze8e+p3tMv8TtG_80KzsZ1syL9anBtmEh5Z40vg@mail.gmail.com/
  • https://www.phoronix.com/news/Linux-Is-Not-Anti-AI
  • https://www.gamingonlinux.com/2026/07/linux-creator-linus-torvalds-puts-foot-down-on-anti-ai-comments/
  • https://itsfoss.com/news/linus-torvalds-on-ai/
• Secure Boot Linux Certificates Expired?
  • https://lwn.net/Articles/1079808/
  • https://almalinux.org/blog/2026-07-14-secure-boot-2023-certificates/
  • https://linuxiac.com/debian-13-6-released-with-120-security-fixes-and-124-stability-updates/
• COSMIC 1.3 with Frosted Glass
  • https://9to5linux.com/cosmic-1-3-desktop-environment-released-with-frosted-glass-effect
  • https://www.phoronix.com/news/COSMIC-Epoch-1.3
• AppManager for AppImages
  • https://github.com/kem-a/AppManager
  • https://www.omgubuntu.co.uk/2026/07/appmanager-appimage-installer-linux
  • https://github.com/VHSgunzo/uruntime
• FreeBSD Removes All GPL Code
  • https://www.phoronix.com/news/FreeBSD-16-Goes-GPL-Free
  • https://fossforce.com/2026/07/freebsd-16-cleans-house-no-gpl-left-in-the-base-system/
  • https://www.phoronix.com/news/FreeBSD-Intern-AMD-ROCm
  • https://www.phoronix.com/news/FreeBSD-Laptops-June-2026
  • https://www.phoronix.com/news/FreeBSD-Desktop-Install-NVIDIA
• stillOS 10.2 Released
  • https://stillhq.io/stillos-gets-gnome-49-a-better-first-boot-and-major-swai-improvements/
• Blender 5.2 LTS Released
  • https://www.blender.org/download/releases/5-2/
• Clonezilla Live 3.3.3 Released
  • https://clonezilla.org/downloads/stable/release-notes.php
• Linux on Sega Genesis and 32X Addon
  • https://cakehonolulu.github.io/linux-on-32x/
  • https://github.com/LinuxMD/linuxmd
  • https://www.tomshardware.com/software/linux/developer-successfully-ports-linux-to-1994-sega-32x-genesis-and-megadrive-expansion-runs-open-source-os-on-paltry-23mhz-processors-and-256kb-of-ram
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