JJebitokinsharonjebitok.com·Jun 3 · 23 min readCVE-2026-43284: Dirty Frag (TryHackMe)Link to the Walkthrough on TryHackMe: CVE-2026-43284: Dirty Frag Introduction Dirty Frag is a vulnerability class that chains two separate Linux kernel bugs to gain root on every major distribution. T00
HRHarsh Rajinblog.harshx.in·Jun 3 · 8 min readLinux File System Hunting: 10 Discoveries That Changed How I See Linux I spent a few hours this week not running commands, but actually reading what Linux keeps lying around on disk. What I found was more interesting than I expected. Not because the files are complex, bu10
TATawaliou ALAOintawaliou.com·May 16 · 3 min readOS Design and Implementation: (Week 8-9) - Scheduling; File systemScheduling: big points To execute multiple processes (multiplexing), xv6 switches each CPU from one process to another in the following situations: Voluntary switches: Occur when a trap (such as a sy00
SAShahbaz Ahmedinknowingnodejsexpress.hashnode.dev·May 10 · 7 min readLinux File System HuntingWhen most beginners learn Linux, they start with commands like ls, cd, pwd, and mkdir. But Linux becomes truly interesting when you stop treating it like just an operating system and start treating it00
AKAshaaf Khaninashaaf.hashnode.dev·May 9 · 20 min readLinux File System Hunting: The Investigator’s Field GuideMost people think learning Linux is about memorizing commands like ls or cd. But if you really want to master the system, you have to stop looking at the commands and start looking at the files. In Li00
ASAman Singhinmaiamansingh.hashnode.dev·May 8 · 7 min readUnearthing Linux: A Forensic Journey Through the FilesystemLinux is famous for the philosophy that "everything is a file". But when you stop viewing the filesystem as just a place to store data and start looking at it as a live, interactive map of the kernel'00
ARAkhtar Razainlinux-file-systems.hashnode.dev·May 4 · 6 min readLinux Under the Hood: A System Investigator’s Deep DiveMost people learn Linux through commands. I tried something different, I explored Linux like a system investigator, using the file system as a map to understand how everything actually works. What I f00
CSChittaranjan Shitincsdev.hashnode.dev·Apr 29 · 6 min readStoring Uploaded Files and Serving Them in ExpressWhen building real-world backend systems, handling file uploads is not just a feature — it's a responsibility. Whether it's profile pictures, documents, or media files, how you store and serve them di00
DSDinesh Swamiinlinux-fs-hunt.hashnode.dev·Apr 28 · 23 min read----- Linux File System Hunting ----- Under the Hood of Linux: A Detective’s Journey Through the File System The “Everything is a File” Philosophy: Why It Matters Before we dive into the rabbit hole, let’s anchor ourselves. When Unix pion00
PPPanav Payappagoudarinhackathon-playbook.hashnode.dev·Apr 28 · 4 min readI Built a Semantic File System in Rust to Eradicate the Directory TreeWe write autonomous AI agents, compile at the speed of light, and deploy globally in milliseconds. Yet, at the core of our OS, we still organize data using a digital metaphor from 1964: the hierarchic00
