Security Insights
Latest threat analysis, industry news, and security best practices from our expert team.
CVE-2026-64561 (Zapscape): KVM Nested Virtualization Escape — Detection and Remediation Guide for Linux Hosts
Introduction A newly disclosed Linux kernel vulnerability dubbed Zapscape (CVE-2026-64561) strikes at one of the most dangerous assumptions ...
Interrupt Injection Bypasses Spectre v2 Defenses on Intel and AMD: Linux Detection, Validation, and Hardening Guide
Interrupt Injection: what defenders need to know MIT CSAIL researchers Daniël Trujillo and Mengjia Yan have disclosed INTERRUPT INJECTION, a...
OVSwrap Linux Kernel Flaw: Local Root via Open vSwitch — Detection & Defense
OVSwrap Linux Kernel Flaw: Local Root via Open vSwitch — Detection & Defense Introduction: A critical new vulnerability, dubbed OVSwrap, has...
USN-8620-4: CVE-2025-54505 and AMD Flaws in Linux Kernel (Intel IoTG) — Patching Guide
Introduction Ubuntu has released USN-8620-4, addressing critical security vulnerabilities in the Linux kernel, specifically for the Intel Io...
CVE-2025-54505: AMD Speculative Execution Vulnerability in Linux Kernel — Defense Guide
Introduction Security Arsenal is tracking the release of USN-8620-3, which addresses critical security vulnerabilities in the Linux kernel, ...
USN-8574-3: Linux Kernel AMD Processor Vulnerabilities — Detection and Remediation Guide
Introduction Ubuntu Security Notice USN-8574-3 addresses critical hardware-assisted vulnerabilities in the Linux kernel affecting AMD proces...
CVE-2025-54505 & CVE-2025-54518: Linux Kernel (AWS) Vulnerabilities — Detection and Remediation
CVE-2025-54505 & CVE-2025-54518: Linux Kernel (AWS) Vulnerabilities — Detection and Remediation Ubuntu Security Notice USN-8595-3 details cr...
AMD Linux Kernel Flaws (CVE-2025-54518, CVE-2025-54505) — Detection and Hardening Guide
AMD Linux Kernel Flaws (CVE-2025-54518, CVE-2025-54505) — Detection and Hardening Guide Introduction On USN-8619-1, Ubuntu released critical...
Linux Kernel net/sched Use-After-Free: Mitigating the AI-Discovered Zero-Day
Introduction The security landscape has shifted again with the revelation of a high-severity Linux kernel vulnerability, discovered not by h...