ModuleJail: Automatically Blacklist Unused Linux Kernel Modules and Harden Your Fleet

ModuleJail automatically blacklists unused Linux kernel modules to cut attack surface. Install it on RHEL, Ubuntu, Debian and harden your fleet today.

ModuleJail Linux kernel hardening automatically blacklists unused modules on production server rack

ModuleJail: Automatically Blacklist Unused Linux Kernel Modules and Harden Your Fleet

Published by on

ModuleJail automatically blacklists unused Linux kernel modules to cut attack surface. Install it on RHEL, Ubuntu, Debian and harden your fleet today.

Posted in
Dirty Frag Linux exploit CVE-2026-43284 kernel privilege escalation to root

Dirty Frag Linux Exploit: Fix CVE-2026-43284 and CVE-2026-43500 Now

Published by on

Dirty Frag chains two Linux kernel bugs to give any local user root. Active exploits confirmed in the wild. Check exposure and patch your server now.

Posted in
HPLIP CVE-2026-8631 fix Linux print server critical vulnerability patch

HPLIP CVE-2026-8631: Fix the Critical Linux Print Server Vulnerability

Published by on

CVE-2026-8631 is a critical HPLIP heap overflow letting attackers run code via print jobs. Here’s how to fix it on your Linux server now.

Posted in
CIFSwitch Linux vulnerability CVE-2026-46243 privilege escalation root fix patch

CIFSwitch CVE-2026-46243: 19-Year Linux Kernel Bug Gives Any Local User Root

Published by on

CIFSwitch CVE-2026-46243 is a 19-year-old Linux kernel CIFS flaw with a public PoC. Any local user can get root on affected systems. Patched kernels are in production as of June 2. Check exposure and patch now.

Posted in
npm supply chain attack Red Hat Miasma worm credential theft Linux DevOps

npm Supply Chain Attack Hits Red Hat: Miasma Worm Steals Cloud Credentials (June 1, 2026)

Published by on

The Miasma npm supply chain attack compromised 32 Red Hat cloud services packages on June 1, 2026. The worm runs at install time and steals SSH keys, cloud credentials, and CI/CD secrets. Check your dependencies and rotate credentials now.

Posted in
upgrade Ubuntu 24.04 to 26.04 LTS Resolute Raccoon server guide

Upgrade Ubuntu 24.04 to 26.04 LTS: Complete Step-by-Step Guide

Published by on

Ready to upgrade Ubuntu 24.04 to 26.04 LTS Resolute Raccoon? The official upgrade path opens August 6, 2026. This guide covers preparation, do-release-upgrade, common failures, and post-upgrade verification.

Posted in
n8n vulnerability RCE CVE-2026-1470 self-hosted Linux automation patch

n8n Vulnerability RCE: Patch Your Self-Hosted Instance Now (CVE-2026-1470)

Published by on

Critical n8n RCE vulnerability CVE-2026-1470 (CVSS 9.9) lets any workflow user run arbitrary code on your Linux server. Check your version and patch your self-hosted n8n instance today.

Posted in
Azure Linux 4.0 Microsoft cloud AI server distribution 2026

Azure Linux 4.0: Microsoft’s New Linux Distribution for Cloud and AI

Published by on

Microsoft announced Azure Linux 4.0 at Open Source Summit 2026 — a Fedora-based, general-purpose server Linux for Azure VMs built for AI and cloud-native workloads. Here is what sysadmins need to know.

Posted in
SSH key sprawl Linux server unauthorized access forgotten keys audit

SSH Key Sprawl on Linux: Find and Fix Forgotten Keys

Published by on

SSH key sprawl on Linux leaves silent backdoors on your servers years after contractors leave and jobs retire. Learn how to audit authorized_keys, remove stale keys, and prevent sprawl from rebuilding.

Posted in
WordPress security AI API keys exposed vulnerability 2026 developer laptop

WordPress Security Alert: AI API Keys and AIWU Plugin Flaws (CVE-2026-2955)

Published by on

WordPress 7.0 exposes AI API keys and the AIWU plugin carries critical XSS and SQL injection flaws. Patchstack warns of an ‘absolute rush’ to steal API credentials. Here is what to do right now.

Posted in
}