Stop DoS Attacks Before They Start: The nghttp2 Vulnerability That Keeps Coming Back

 

Stop nghttp2 DoS attacks (CVE-2026-27135) with a universal fix. Includes check commands for Ubuntu/Rocky/SUSE + a 15-min Docker lab.

Cockpit & Podman Security: How to Stop Node.js CPU Attacks (Works on Ubuntu, Rocky, SUSE)

 

Stop Node.js CPU attacks on Cockpit & Podman. Check Ubuntu, Rocky, SUSE with 1 command. Automation script + Docker lab + iptables fallback.

Linux Kernel Live Patching 101: Fix Critical CVEs Without Reboot

 

Linux kernel vulnerability? Check if you're exposed (Ubuntu/Rocky/SUSE), auto-patch without reboot, mitigate with iptables, and build a test lab. Stop chasing CVE dates. Live patch workflow inside.

Lua in Python: The Sandbox Escape You Need to Patch (CVE-2026-34444)

 

Patch CVE-2026-34444: Check lupa version, run the fix script, block RCE with iptables, and test in a free lab.

PostgreSQL Security: The Practical Guide to Preventing Memory Leaks & Code Execution (No Fluff)

 

On April 8, 2026, Debian released DLA-4524-1 fixing four PostgreSQL 13 vulnerabilities (CVE-2026-2003 through CVE-2026-2006). But if you only read the advisory, you'll be repeating the same panic next month.

Flatpak: Como se proteger contra falhas de segurança no sandbox (guia definitivo)

 

Em março de 2026, foram divulgadas correções importantes para o Flatpak. Mas o que importa agora é saber se seu sistema continua seguro – e como agir se você ainda não aplicou as atualizações.

Major Vulnerability Discovered in Core Execution Module of Ubuntu 22.04 & Rocky Linux 9 (CVE-2025-15270)

 

Critical CVE-2025-15270 vulnerability discovered in FontForge affecting Rocky Linux 9 and Ubuntu 22.04 dependencies. Patch impact analysis, CVSS severity scoring, and enterprise remediation timelines.

RLSA-2026:6153 – Enterprise-Grade Kernel Vulnerability Analysis: Privilege Escalation Risks in Rocky Linux

 

Critical Rocky Linux kernel vulnerability (RLSA-2026:6153) exposes  enterprise workloads. Analyze technical impact, exploitability metrics, and premium patching strategies for compliance.

Understanding RLSA-2026-6621 – What Makes This crun Update Different?

Evaluate the Rocky Linux RLSA-2026-6621 crun security update: technical deep-dive, container runtime implications, enterprise patch priority, and CVE risk scoring for  infrastructures.

Rocky Linux RLSA-2026:go-toolset-2025-61731 – Critical Patch Analysis for Enterprise Go Environments

 

Enterprise DevOps teams: Analyze the critical Rocky Linux RLSA-2026:go-toolset-2025-61731 advisory. Learn how this Go toolchain patch impacts supply chain security, CVE mitigation, and  compliance baselines..

Post-Quantum Cryptography for Rocky Linux 9: Defending Mission-Critical Infrastructure Against “Harvest Now, Decrypt Later” Threats

 

Protect Rocky Linux 9 from “harvest now, decrypt later” quantum attacks. Deploy OpenSSH hybrid key exchange (X25519+Kyber768) to meet 2026 enterprise compliance and future-proof encryption.

Rocky Linux RLSA-2026-6283: Critical Python 3.12 Patch Analysis for Enterprise Environments

 

Critical Rocky Linux RLSA-2026-6283 patches Python 3.12 vulnerabilities. Enterprise-grade mitigation strategies, CVE impact analysis, and compliance checks for infrastructures.

Rocky Linux 8 Security Advisory: Critical Container Toolchain Update (RLSA-2026:4672)

 

Secure your Rocky Linux 8 systems now! RLSA-2026:4672 patches critical container-tools vulnerabilities, including CVE-2025-68121 (TLS session hijacking) and high-severity DoS flaws in Go's archive/zip and net/url. This guide provides a full technical breakdown, CVSS scores, and step-by-step remediation for podman, buildah, crun, and more. Essential reading for DevOps and security teams using Rocky Linux 8 containers. Update immediately to mitigate remote code execution and data integrity risks.

Critical: PostgreSQL 16 Security Update for Rocky Linux 10 – Remote Code Execution Flaws Patched

 

Attention System Administrators and Database Engineers: Rocky Linux 10 has released a critical security update (RLSA-2026:3887) for PostgreSQL 16. This patch addresses three high-severity vulnerabilities (CVE-2026-2004, CVE-2026-2005, CVE-2026-2006) that could allow remote code execution.

Critical RCE Vulnerabilities in Rocky Linux 10: PostgreSQL 16 Security Patch Analysis (RLSA-2026:3887)

 

Urgent: Rocky Linux 10 users, your PostgreSQL 16 instances are at critical risk. Three newly disclosed CVEs (CVE-2026-2004, CVE-2026-2005, CVE-2026-2006) enable unauthenticated remote code execution. 

AlmaLinux 2025: Decoding the 2 Million System Milestone and the Future of Enterprise Linux

 

Discover why AlmaLinux is the enterprise Linux distribution of choice for over 2 million systems. Our in-depth analysis covers the AlmaLinux 2025 Year In Review, exploring record growth, technical innovations like x86-64-v2 and Btrfs, and its strategic advantage as a RHEL alternative. Learn how this community-driven OS is redefining stability and performance for modern infrastructure.

Rocky Linux Security Advisory RLSA-2023:5269: Comprehensive PostgreSQL Security Patch Analysis

 

Critical Rocky Linux 8 PostgreSQL security update RLSA-2023:5269 patches multiple CVE vulnerabilities affecting pg_repack, pgaudit, and postgres-decoderbufs modules. Learn about CVSS scores, affected RPM packages, and step-by-step remediation for enterprise database security. Detailed analysis for system administrators and DevOps teams.

Rocky Linux 10.1 Reaches Stable Release: A Deep Dive into the Premier RHEL-Compatible Alternative

 

Rocky Linux 10.1 GA is now available, mirroring RHEL 10.1 with enterprise-grade features like soft reboots, post-quantum cryptography, and updated toolchains (GCC 15, LLVM 20). Explore the benefits for your infrastructure and download this stable, community-driven RHEL alternative today.

Critical Thunderbird Security Patch for Rocky Linux: Mitigating CVE-2025-18320

 

A critical Thunderbird vulnerability (CVE-2025-18320) in Rocky Linux has been patched. This high-severity memory safety bug could enable remote code execution. Our in-depth advisory details the security patch, upgrade instructions for Rocky Linux 8 & 9, and essential email client hardening strategies to protect your enterprise from email-borne threats. 

Critical Security Update: Addressing perl-File-Find-Rule Vulnerabilities in Rocky Linux 9 (RLSA-2025:9517)

 

Critical security update for Rocky Linux 9: perl-File-Find-Rule patch addresses vulnerabilities (CVE-2011-10007). Learn about the CVSS score, RPM updates, and why proactive Linux system patching is essential for enterprise security. Secure your servers now.