#Linux

GhostLock: The 15-Year-Old Linux Kernel Bug That Defeated Lockdep

A deep dive into CVE-2026-43499, a stack use-after-free in the rtmutex subsystem affecting nearly every Linux distribution.

Article · 1mo ago0

Strip the Bloat: Building a Minimal DIY ZFS NAS

Ditch heavy turnkey storage operating systems for a raw Linux, OpenZFS, and Samba stack, but watch the compatibility traps.

Article · 1mo ago1

A 19-Year-Old Linux Kernel Zero-Day Discovered via kernelCTF

A type confusion bug in the network bonding driver exposes the persistence of silent, long-lived kernel vulnerabilities.

Article · 1mo ago0

Bare-Metal Lessons From Porting Linux to the Atari Jaguar

Getting a modern kernel to boot on 1993 hardware requires fighting compiler bugs, memory limits, and missing MMUs.

Article · 1mo ago2

Hardening the Pipe: Why OpenSSH 10.4 is a Mandatory Upgrade

Stricter transport protocol enforcement, fatal sandbox failures, and experimental post-quantum signatures make OpenSSH 10.4 a critical upgrade.

Release · 1mo ago0

Profile a Rust Web Service with cargo-flamegraph to Eliminate CPU Hot Paths

Attach a flamegraph profiler to a running Axum service, pinpoint a regex hot path burning CPU on every request, then prove the fix with Criterion benchmark numbers.

Tutorial · 1mo ago0

Beyond the Colors: A Developer's Guide to htop

Stop treating your process monitor as a passive dashboard and start using it to diagnose real-world performance bottlenecks.

Article · 1mo ago5

Stop the Linux OOM Killer From Wrecking Your PostgreSQL Database

Taming the Linux virtual memory manager with strict overcommit is the only way to prevent silent database crashes.

Article · 1mo ago2

Podman 6.0.0 Arrives: Shedding Legacy Weight for a Modern Container Era

Podman's major v6.0.0 release drops cgroups v1, slirp4netns, and BoltDB to deliver a faster, more secure container engine.

Release · 1mo ago0

NixOS 26.05 Modernizes Boot and Sunsets Intel Macs

The Yarara release defaults to systemd in stage 1 and sets a hard deadline for legacy Apple hardware.

Release · 1mo ago6

Demystifying USB-C Complexity Through a 10G Ethernet Lens

The WisdPi 10G Ethernet module for Framework laptops illustrates why physical ports and protocol layers are often worlds apart.

Article · 1mo ago0

The Secure Boot Cert Expiry Won't Brick Your Box — But It Bites Elsewhere

Microsoft's 2011 UEFI signing key ages out in June 2026, and the real damage lands on sealed secrets and unpatchable firmware.

Article · 1mo ago3

How a Repo Name Stalled Linux Drawing-Tablet Drivers

Vendors will hand over specs anyone can extract anyway — they just won't put their name inside a competitor-branded repository.

Article · 1mo ago2

Inside NVK's Experimental DLSS: A Clever Hack for Open-Source Linux

By importing pre-compiled CUDA binaries, the open-source NVK Vulkan driver bypasses Nvidia's proprietary compiler barrier—with significant caveats.

Article · 1mo ago2

Beyond Epoll: Is io_uring Ready for Production?

A technical breakdown of Linux event loops, comparing readiness-based epoll with completion-based io_uring for high-performance networking.

Article · 1mo ago0