FERRAMENTAS LINUX

sábado, 25 de abril de 2026

How to Secure jq Against JSON Processing Vulnerabilities (Works on Any Linux)

 




Stop worrying about the latest jq security holes. This guide shows you how to check, patch, and automate fixes for JSON processor vulnerabilities on Ubuntu distro. Includes bash scripts, iptables workarounds, and a book recommendation to master binary analysis for life. No fluff, just commands.

How to Audit & Fix OpenSSH SCP/Rsync Privilege Escalation (Works for Any CVE)

 

Fedora

Stop patching the same SSH flaws yearly. Learn to audit OpenSSH, block SCP privilege escalation (CVE list), and build your own security scripts. Commands + book inside.

Master Your sudo Security: A Practical Guide to the Latest Privilege Escalation Vulnerability (CVE-2026-35535)

 



A critical sudo vulnerability (CVE-2026-35535) could allow unauthorized root access on Fedora 44. Learn exactly how to check your system, apply the fix with a universal bash script, and implement alternative mitigations. Includes an affiliate resource to master binary analysis for life.

Python Security Hardening: Protecting Your System from HTTP Injection & Command Execution Vulnerabilities

 

Fedora


Stop worrying about Python vulnerabilities like CVE-2026-1502 and CVE-2026-4786. Learn to check, fix, and automate security patches for Fedora & major distros. Includes bash scripts, iptables mitigation, and book recommendation for mastering binary analysis. 

The sudo Vulnerability That Keeps Coming Back (And How to Actually Fix It)

 


Stop panic-updating. Learn to fix sudo CVE-2026-35535 on Fedora (and any distro) with a reusable bash script, iptables fallback, and a book that teaches you to script any future CVE. Includes automation & affiliate resource.

How to Permanently Defend Your Linux Server Against Image-Based DoS Attacks


Stop DoS attacks before they start. This guide turns yesterday’s CVE-2026-40192 into today’s permanent defense. Includes check scripts, firewall rules, and automation for Fedora & major distros.

How to Lock Down Fedora & Chromium Against Memory Corruption Flaws (Heap Buffer Overflows)

 

Fedora


Stop chasing zero-day alerts. Learn to permanently secure Fedora & Chromium against heap buffer overflows using automation and iptables. Includes a reusable security checklist for Linux admins. Download now.

sexta-feira, 24 de abril de 2026

How to Securely Handle libXpm Vulnerabilities on Linux (openSUSE & Beyond)

 


Fix CVE-2026-4367 in libXpm on openSUSE & other Linux distros. Learn to check your system, apply a bash automation script, mitigate without updates (AppArmor/iptables), and secure X11 image parsing for years.

Two Linux Kernel Flaws Raise Local Privilege Risk: How to Check, Fix, or Block Them

 

openSUSE

Linux kernel flaws (CVE-2026-23191, CVE-2026-23268) gave local users power over ALSA & AppArmor. Learn to check, patch, or block the issue on openSUSE/SUSE with a ready-to-use automation script. Includes an affiliate book for deeper kernel security mastery.

How to Handle a Linux Kernel Vulnerability Ubuntu & Debian Focus

 


Stop chasing outdated security news. Learn to check, patch, and mitigate Linux kernel flaws on Ubuntu 20.04/22.04 using real commands. Includes a bash automation script, iptables fallback, and affiliate resource for mastering kernel security.

Hardening Linux Media Streams: The GStreamer “Bad Plugins” Security Guide (Works on Ubuntu 16.04–24.04)




Stop DoS attacks via media plugins. Learn to check, patch, and automate GStreamer security on Ubuntu. Includes bash scripts + firewall mitigation.

How to Fix Memory Corruption & TLS Deadlocks in Go on SUSE Linux (Works for Any Update)

 



Fix 10 critical Go (go1.26-openssl) vulnerabilities on SUSE Linux: memory corruption, TLS deadlocks & symlink escapes. Includes copy-paste commands to check your system, an automation script, and mitigation without updating. 

Go + OpenSSL: The 9 Vulnerabilities That Won’t Go Away (Fix Them for Good)

 

SUSE



Stop chasing CVE dates. Learn how to check, patch, and mitigate 9 critical Go/OpenSSL vulnerabilities on SUSE. Includes a step-by-step lab, automation script, and a no-update firewall fix. Updated for 2026.

How to Fix Local Privilege Escalation (CVE-2026-23191 & CVE-2026-23268)

 



Stop worrying about patch dates. Learn to check for & fix CVE-2026-23191 (ALSA race) & CVE-2026-23268 (AppArmor bypass) on SUSE & major distros. Includes automation script, iptables mitigation, and a recommended security book.

quinta-feira, 23 de abril de 2026

The Ultimate Guide to Kernel Livepatching (Without Reboots)

 



Stop rebooting your SUSE Micro servers. Learn how to apply, automate, and verify kernel livepatches for moderate CVE fixes on Ubuntu, Rocky, and SUSE. Includes a no-update mitigation script.

How to Fix the OpenSSL NULL Pointer Crash (CVE-2026-28390): A Permanent Guide for Linux Servers

 


 

Stop guessing if your OpenSSL is vulnerable. This permanent guide shows you how to check for CVE-2026-28390 (NULL pointer dereference), apply the fix with automation, and block attacks using iptables if you can't update now. Includes scripts for openSUSE, SUSE..

Linux Kernel Security Update Guide: From Detection to Mitigation

 



Master Linux kernel vulnerability management with practical commands for Ubuntu . Includes an automation script, iptables fallback, a hands-on lab, and a recommended security book. Stay secure for months, not just today.

The Linux Kernel Is Leaking – Here’s How to Lock It Down for Good

 



Stop rebooting blindly. Learn to check, patch, and mitigate Linux kernel flaws (CVE-2024-36347 + 80+ others) on Ubuntu. Includes automation & no-update tricks.

Critical Linux Kernel Bugs: The "EntrySign" AMD Microcode Flaw & Over 100 Other CVEs – How to Secure Ubuntu 22.04 & 24.04 Forever

 


Stop rebooting blindly! Fix Linux kernel bugs (EntrySign, over 100 CVEs) in Ubuntu 22.04/24.04. Check, patch, or block with our script & iptables guide.

Unmasking the Linux Kernel Exploit: How to Harden Ubuntu Against Privilege Escalation (Even Without a Patch)

 



Is your Ubuntu system vulnerable to the latest kernel privilege escalation flaws? Learn exactly how to check your kernel version, apply fixes safely, and deploy temporary mitigations using iptables or AppArmor. Get our free automation script and the essential Kernel hardening guide to lock down your Linux machine permanently.

quarta-feira, 22 de abril de 2026

Kea DHCP Stack Overflow: A Practical Guide to Checking, Patching, and Blocking (CVE-2026-3608)

 


A stack overflow in Kea DHCP (CVE-2026-3608) can crash your DHCP servers remotely. Learn to check, patch, or block it with iptables. Includes automation scripts for Ubuntu, Rocky, and SUSE. No fluff, just commands.

The OpenSSL “Silent Crash” Vulnerability: A Practical Guide for SUSE & Every Linux Admin

 


OpenSSL NULL pointer crashes? A remote attacker can kill your service with one malformed packet. Learn to check, patch, and block it on SUSE & any Linux distro. Includes a ready-to-use automation script and an iptables backup plan.