Search Articles — Sudonull

https://sudonull.com/backdoor-in-wait4-linux-kernel-vulnerability

Analysis of a real backdoor in the Linux kernel from 2003: how an assignment error in wait4() opened root access. Lessons for developers: code review, Git, fuzzing. Study the details of the attack.

https://sudonull.com/icmp-tunnel-in-the-linux-kernel-tcp-udp-encapsulation

How to implement an ICMP tunnel in the Linux kernel for TCP/UDP traffic encapsulation. Code analysis, Netfilter hooks and working with sk_buff. Useful for middle/senior developers.

https://sudonull.com/elks-0-9-for-8086-linux-kernel-on-16-bit

ELKS 0.9 released for Intel 8086/80286: Nano-X, NXDSKTOP, C86 toolchain, Doom. Test in QEMU or Bochs. Update details for developers.

https://sudonull.com/sched-ext-bpf-schedulers-in-linux-6-12

Explore sched_ext — a new class of schedulers in the Linux 6.12 kernel. Dynamic policy replacement via BPF for optimization under workloads. Benchmarks, examples, scenarios.

https://sudonull.com/removing-i486-from-linux-molnar-s-patch

Ingo Molnar proposes to remove i486 support from the Linux kernel, cutting the code by 14 thousand lines. CX8 and TSC emulation will go away. Details for x86 developers.

Download Linux | Linux.org

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May 1, 2017 · 24 Popular Linux Distributions Explore different Linux distributions and find the one that fits your needs. Try …

Linux.org

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Aug 20, 2026 · Of course, many companies may need an Operating System (OS) other than Linux, such as Windows. So, the setup …

Linux - Wikipedia

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Linux is one of the most prominent examples of free and open-source software collaboration. The Linux kernel is considered by many …

Download Linux Mint 22.3 - Linux Mint

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Linux Mint is an elegant, easy to use, up to date and comfortable desktop operating system.

GitHub - torvalds/linux: Linux kernel source tree · GitHub

https://github.com/torvalds/linux

Linux kernel ============ The Linux kernel is the core of any Linux operating system. It manages hardware, system resources, …

What is Linux? - Linux.com

https://www.linux.com/what-is-linux/

Looking to get started in Linux? Develop a good working knowledge of Linux using both the graphical interface and command line …

List of Linux distributions - Wikipedia

https://en.wikipedia.org/wiki/List_of_Linux_distributions

Red Hat Linux and SUSE Linux were the original major distributions that used the RPM Package Manager, which today is used in …

Download - Get Ubuntu

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Download Ubuntu Ubuntu is the world’s favorite Linux operating system. Run it on your laptop, workstation, server, or IoT device, with …

Linux - 菜鸟教程

https://www.runoob.com/linux/linux-tutorial.html

需要具备的知识？ 如果你熟悉操作系统方面的知识，相信你会很快学会 Linux。 本教程将于 Linux 的发行版本 Centos 为例来为大家介 …

Download Ubuntu Desktop

https://ubuntu.com/download/desktop

More from Canonical Use the Ubuntu terminal and run Linux applications on Windows. Learn about Ubuntu on WSL › Use your …