ReactOS ARM64 + FEX: O “Windows de código aberto” agora roda jogos x64 em ARM

 

ReactOS ARM64 + FEX: o Windows de código aberto agora roda jogos x64 em ARM. Entenda o marco, limitações e como testar no Raspberry Pi hoje.

FEX 2609: O Emulador x86 para ARM que Promete Revolucionar a Performance no Linux

 

FEX 2609: O emulador x86 para o ARM com JIT 2x mais rápido, cache em disco e melhorias no Wine. Saiba como instalar e turbinar seu Linux ARM.

Ubuntu 26.10 Snapshot 3: O que mudou, como testar e o que esperar da versão final

 

O Ubuntu 26.10 Snapshot 3 já está disponível! Veja o que mudou, como testar, se vem com GNOME 51, Myna e Linux 7.2. Baixe agora a ISO mensal.

Mesa 26.2.1: O Pacote de Correções que Todo Usuário Linux Precisa Conhecer

O Mesa 26.2.1 chega com 55 correções para drivers AMD, Intel e NVIDIA no Linux. Workaround para Unreal Engine 5, melhorias no RADV e ANV. Saiba como atualizar agora. 

Raspberry Pi CM5 Programming Jig: O que é, para que serve e vale os US$ 600?

 

Raspberry Pi CM5 Programming Jig: guia completo com preço, funcionalidades, tutorial e comparativo. Saiba se vale os US$ 600 para sua produção de Compute Module 5.

NetBSD 11.0: O lançamento que revoluciona a virtualização e expande horizontes

 

NetBSD 11.0 lançado com kernel MICROVM de 10ms, suporte a RISC-V, Snapdragon X Elite e melhorias no compat_linux. Veja novidades, FAQ e checklist de upgrade.

O que é o USN-8615-2 e por que ele é tão importante?

 

Atualização crítica do kernel Linux para Ubuntu 20.04 e 18.04 LTS corrige vulnerabilidade Fragnesia com escalação de privilégios. Saiba como se proteger agora.

Tela Raspberry Pi Touch Display 2 de 10″: O que você precisa saber antes de comprar

 

Tela Raspberry Pi Touch Display 2 de 10″ lançada por US$ 80. Resolução 1200×1920, 10 toques, IPS. Compatível apenas com Pi 5. Saiba tudo antes de comprar!

Como o Panfrost no Mesa 26.2 facilitou o OpenCL no ARM Mali (e o que você precisa saber)

 

Descubra como o Panfrost no Mesa 26.2 agora suporta Rusticl sem variáveis de ambiente. Aprenda a aproveitar OpenCL em ARM Mali de forma open-source.

Protect Your SUSE Linux: The mozjs60 JavaScript Engine Vulnerabilities (CVE-2026-32776, CVE-2026-32777, CVE-2026-32778)

 

SUSE mozjs60 security update: permanent guide for CVE-2026-32776, CVE-2026-32777, CVE-2026-32778. Check vulnerability with commands, apply patches with Bash script, mitigation alternatives (iptables, AppArmor), and build your own lab with a Raspberry Pi kit.

GNU Sed Race Condition (CVE-2026-5958): How to Check, Fix, and Mitigate on Mageia Linux

 

A TOCTOU race condition in GNU Sed (CVE-2026-5958) allows local attackers to overwrite arbitrary files. Learn how to check your system, apply the fix with a one-click script, and implement iptables or AppArmor mitigations on Mageia Linux. Step-by-step commands included.

PHP Security: A Deep Dive into Critical Vulnerabilities

This guide transforms a specific PHP security update for Mageia 9 into a reference you can use for years. Instead of focusing on a single date, it provides the commands and context to handle similar PHP vulnerabilities on any system, helping you secure your servers proactively.

Ubuntu Kernel Security: How to Fix & Harden Your NVIDIA Systems Against Critical Vulnerabilities

 

Secure your Ubuntu system against critical Linux kernel vulnerabilities (CVE-2026-23112, CVE-2026-23231, CVE-2026-23273) affecting NVIDIA systems. Learn exactly how to check if you’re vulnerable, apply the fix automatically with a bash script, and deploy alternative mitigations (AppArmor, iptables, module blacklisting) even if you can’t update immediately.

Ubuntu Kernel Security: The Complete, Lasting Guide (Works for Years)

 

Ubuntu kernel security simplified. Check your kernel, auto-fix with a bash script, and apply firewalls or AppArmor when updates aren't possible. Long-term guard for 22.04 LTS.

SUSE Linux Kernel Vulnerabilities: A Practical Security Guide

 

SUSE Linux kernel vulnerabilities (CVE-2026-23004, CVE-2026-23204, CVE-2026-31431) let local attackers escalate privileges and cause system crashes. Learn to check exposures, apply live patches without reboots, harden the kernel with iptables/AppArmor, and automate fixes using this practical sysadmin guide.

How to Fix the PyJWT “crit” Header Bypass on Debian Linux – Commands, Script & Mitigations

 

Protect your Python applications from JWT authentication bypasses. This guide details the crit header validation flaw (CVE-2026-32597), showing sysadmins exactly how to check, patch, or work around the issue on Debian Linux

How to Secure Debian Against libpng Memory Disclosure Vulnerabilities

 

libpng vulnerability? Learn how to check your Debian system's exposure to CVE-2026-34757 with practical audit commands, deploy an automated bash fix script, and implement iptables/apparmor mitigations when patching isn't possible. No AI jargon – just actionable security commands every sysadmin can use today.

Dirty Frag Linux Kernel Vulnerabilities: How to Check, Patch, and Mitigate (CVE-2026-43284 & CVE-2026-43500)

 

Local privilege escalation in Linux kernel (Dirty Frag). Check vulnerability, apply Debian fix, run automation script, and use temporary mitigations. Patch now.

Debian Linux Kernel Local Privilege Escalation: How to Patch, Mitigate, and Stay Secure

 

Linux kernel local privilege escalation flaws can hand attackers root access. Learn to check, patch, and mitigate vulnerabilities on Debian systems with real commands, automation scripts, and alternative protections that work for years—not just for today's CVE.

How to Patch openSUSE Kernel Vulnerabilities (Race Conditions & RDMA Bugs)

 

Learn to check, fix, and automate kernel patches for critical Linux vulnerabilities (CVE-2025-38234 & CVE-2026-23243) on openSUSE. Includes full bash script, iptables/AppArmor mitigations, and a custom lab setup with a Raspberry Pi kit.