HPLIP CVE-2026-8631: Fix the Critical Linux Print Server Vulnerability
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.
CIFSwitch CVE-2026-46243: 19-Year Linux Kernel Bug Gives Any Local User Root
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.
npm Supply Chain Attack Hits Red Hat: Miasma Worm Steals Cloud Credentials (June 1, 2026)
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.
Upgrade Ubuntu 24.04 to 26.04 LTS: Complete Step-by-Step Guide
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.
n8n Vulnerability RCE: Patch Your Self-Hosted Instance Now (CVE-2026-1470)
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.
Azure Linux 4.0: Microsoft’s New Linux Distribution for Cloud and AI
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.
SSH Key Sprawl on Linux: Find and Fix Forgotten Keys
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.
WordPress Security Alert: AI API Keys and AIWU Plugin Flaws (CVE-2026-2955)
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.
CVE-2026-46333 ssh-keysign-pwn: The 9-Year Linux Kernel Bug You Need to Patch Now
CVE-2026-46333 ssh-keysign-pwn: a 9-year Linux kernel flaw lets local users steal SSH keys and read /etc/shadow. Immediate mitigation and kernel patch guide for Ubuntu, Debian, RHEL, AlmaLinux, and cPanel servers.
How to Extend a Disk on Azure Linux VM
Extend a disk on Azure Linux VM: resize the managed disk, grow the partition with growpart, and expand the filesystem without restarting your virtual machine.