Linux
Linux Kernel Bug Caused by Single Character Opens Path to Root Access
A high-severity Linux kernel vulnerability that allows local users to obtain root privileges has attracted attention because the bug originated from a single misplaced character in the operating system’s code. The flaw, ...
Linux Kernel Improper Authentication Vulnerability Raises Privilege Escalation Risk Across Systems
What happened A security vulnerability has been identified in the Linux kernel related to improper authentication handling, potentially allowing an authenticated local user to escalate privileges under certain conditions. The issue stems ...
Evolution of the LWZ Monitoring: From Python to ESPHome
It’s been over a decade since I first poked around the serial interface of my Stiebel Eltron LWZ 403 SOL. What started as a “cable investigation” with a technician’s notebook has grown ...
Fragnesia Extends Linux Kernel Security Challenge with Root-Level Exploit
A newly disclosed Linux kernel vulnerability is intensifying concerns about the stability of recent kernel security fixes, after researchers revealed a flaw that enables local attackers to obtain root privileges through corruption ...
Copy.Fail Linux Vulnerability
This is the worst Linux vulnerability in years. TL;DR copy.fail is a Linux kernel local privilege escalation, not a browser or clipboard attack. Disclosed by Theori on 29 April 2026 with a ...
CISA Says ‘Copy Fail’ Flaw Now Exploited to Root Linux Systems
What happened CISA added CVE-2026-31431, a Linux kernel privilege escalation vulnerability dubbed Copy Fail, to its Known Exploited Vulnerabilities catalog on Friday, one day after Theori researchers publicly disclosed the flaw and ...
The Myth of Linux Invincibility: Why Automated Patch Management is Key to Securing the Open Source Enterprise
Users and developers have hailed Linux as the operating system that “just works,” celebrating it for decades as a symbol of open source strength, speed, and security. Linux’s architecture and permissions model ...
Uptycs CNAPP for IBM Cloud | Unified Hybrid Exposure Management
As organizations expand into hybrid and multicloud environments, one challenge becomes clear: maintaining consistent visibility and control across diverse cloud infrastructures. At Uptycs, we’ve solved this for AWS, Azure and GCP. Now ...
Why Security-Minded Teams Are Turning to Hardened Linux Distributions
In conversations about operating system security, “compliance” tends to dominate. But for those of us responsible for keeping infrastructure secure—whether facing STIG implementations, CIS benchmark requirements, or FedRAMP assessments—we know the truth: ...
New Bert Ransomware Evolves With Multiple Variants
An emerging ransomware group that calls itself Bert is quickly evolving after hitting the cybercrime scene in April, targeting both Windows and Linux systems used by organizations in the health care, tech, ...
