AMDGPU no Linux: Chega o Suporte ao Modo 3D via HDMI 1.4 para Placas Radeon

Novos patches trazem o suporte a HDMI 1.4 3D (Frame Packing, Top-and-Bottom, Side-by-Side) ao driver AMDGPU no Linux. Saiba como testar e o que muda. 

O Debate no LLVM sobre os AGENTS.md: Um Arquivo Pode Domar os Agentes de IA?

 

O debate no LLVM sobre o AGENTS.md para os agentes de IA divide opiniões. Entenda os prós, contras e o que isso significa para o futuro do código aberto.

Fedora 43 kernel-headers 7.1.3: Aplicando a Correção Crítica para o CVE-2026-53359 (Januscape)

 

🔒 Sysadmins: A atualização crítica do Fedora 43 para kernel-headers 7.1.3 já está disponível! Corrige o CVE-2026-53359 (Januscape) — um UAF no KVM que permite VM escape após 16 anos dormentes.

USN-8488-1: Guia Prático de Atualização do Kernel Linux Ubuntu 26.04

 

Atualize o kernel Ubuntu 26.04 contra 70+ CVEs (CVE-2025-54505, CVE-2026-31532...). Guia prático com comandos, automação e validação pós-patch para ambientes críticos.

DLA-4661-1: Atualização Crítica do jq no Debian 11 — Guia Prático para Infraestrutura

 

Administradores Debian 11: a versão 1.6-2.1+deb11u3 do jq corrige vulnerabilidades críticas de corrupção de heap que podem causar DoS em pipelines de JSON. Atualize agora via apt e valide seus scripts. Segurança em produção não é opcional. 

RLSA-2026:32992 – Guia Técnico para Atualização do python3.12-urllib3 no Rocky Linux 8

 

Atualize python3.12-urllib3 no Rocky Linux 8 para corrigir CVE-2026-44431 (vazamento de headers) e CVE-2026-44432 (DoS por descompressão). Guia técnico completo com comandos.

Análise Técnica do SUSE Security Update 2026-2494-1: Quatro Vulnerabilidades Críticas no Kernel Linux

 

Guia técnico para o SUSE Security Update 2026-2494-1. Corrigindo 4 CVEs críticos (NFSv4, AF_PACKET, Dirty Frag e GRO) no kernel 4.12.14 com comandos práticos.

SUSE-SU-2026:2500-1: Análise Técnica e Procedimento de Atualização do Kernel Linux

 

SUSE-SU-2026:2500-1: atualize o kernel 6.4.0 corrigindo 6 CVEs, como CVE-2026-31402 (CVSS 9.8). Guia com zypper, troubleshooting de initrd e rollback no GRUB2

Fedora 44 Podman Security Update: Análise Técnica do CVE-2026-44517

 

Guia técnico sobre o FEDORA-2026-ceb2f5c5bb: correção do CVE-2026-44517 no Podman 5.8.3. Comandos reais, troubleshooting e boas práticas para sua infraestrutura.

Falha crítica no tmux (CVE-2026-11623): o guia definitivo para proteger seu openSUSE agora e no futuro

 

Proteja seu servidor openSUSE contra o CVE-2026-11623 (use-after-free no tmux). Aprenda a testar, corrigir e mitigar a falha com comandos reais, script de automação e estratégias complementares. Material útil por muitos meses, independente da data da notícia.

Mastering Linux Security: From One‑Time Fix to Systematic Hardening

 

Four SSH‑related vulnerabilities (CVE‑2026‑39827, CVE‑2026‑39834, CVE‑2026‑42508, CVE‑2026‑46597) affect openSUSE Tumbleweed. Learn how to check, patch, and mitigate them—plus how to move from reactive patching to proactive malware analysis. Contains affiliate links.

HAProxy HTTP Request Smuggling: What It Is and How to Lock Down Your Debian Server

 

HAProxy HTTP request smuggling vulnerability patched in Debian. Learn how to check if your system is exposed, apply the fix with our automation script, and implement alternative mitigations. Stop chasing patches – master binary analysis with these essential security books.

How to Dramatically Speed Up Your Linux Builds with Wild Linker: A Deep Dive

 

Speed up Linux builds with Wild Linker 0.9—a Rust‑based linker with LTO plugin support and cleaner platform porting. Learn how to use it today.

RHEL 10.2 & 9.8: AI Goose CLI, Key Updates & Business Value (2026)

 

RHEL 10.2 & 9.8 introduce Goose AI CLI, MCP integration, Python 3.14 & more. Cut troubleshooting time & boost productivity. Upgrade guide inside.

Stop Chasing Patches: How to Secure Vim on Oracle Linux 7 (Even If You Can't Update)

 

Stop chasing CVEs. Learn to check, patch, and automate fixes for Vim vulnerabilities on Oracle Linux 7. Includes practical commands, bash automation, and alternative mitigations like iptables. Plus, discover how reverse engineering books help you stop chasing patches and start dissecting exploits yourself.

The Complete Guide to Mastering Rsync Vulnerabilities

 

Stop chasing rsync patches! Learn to check for privilege escalation & DoS vulnerabilities on Debian, apply automated fixes, and deploy iptables/AppArmor mitigations. Includes pro scripts. Master binary analysis with the top books. This hands-on guide equips sysadmins with reusable skills that outlast any single CVE. Get actionable commands for today and forever

Python urllib3 Under Attack: How to Find, Fix, and Automate the Patch on Debian

The latest urllib3 advisory (CVE-2026-21441) exposes a dangerous decompression bomb flaw. Learn how to check for this vulnerability on Fedora, apply a permanent fix with our automation script, and stop chasing patches by mastering binary analysis and malware dissection.

Security Patch Playbook for Fedora: Beyond the uv 0.11.11 Tar Vulnerability

 

Fix Fedora's uv tar vuln with DNF, then go further. Automation script, firewalld rules, and the books that turn patching into binary analysis mastery. Subscribe now.

From Patch Chasing to Threat Hunting: A Lifetime Approach to Linux Security

 

Stop chasing CVEs. Learn to check for openSUSE vulnerabilities, apply fixes, and implement firewalld/AppArmor mitigations when you can't patch. Go deeper with malware analysis and binary instrumentation books to truly understand attacks.

Understanding Python Supply Chain Risks – The pip Archive Handling Vulnerability

 

Secure your Python environment from CVE-2026-3219. This guide explains the pip archive confusion vulnerability, provides Fedora bash scripts to check and patch the issue, and offers AppArmor mitigations. Plus, learn to build your own security tools with binary analysis.