Security Insights
Latest threat analysis, industry news, and security best practices from our expert team.
Linux SCTP Use-After-Free (18-Year-Old Flaw) Enables Root and Container Escape — Detection and Remediation Guide
18-Year-Old Linux SCTP Flaw Enables Local Root and Container Escape Security researchers at Tencent have disclosed a use-after-free vulnerab...
CVE-2026-68480: Fedora 44 Kernel 7.1.7 Security Update — Patching and Verification Guide
Fedora Ships Kernel 7.1.7 for CVE-2026-68480 — What Defenders Need to Do Now Fedora has released kernel version 7.1.7 for Fedora 44, a secur...
Debian DLA-4723-1: Linux 6.1 Kernel Update for bullseye LTS — Privilege Escalation and DoS Remediation Guide
Debian DLA-4723-1: Linux 6.1 Kernel Security Update for bullseye LTS Introduction Debian's Long-Term Support team has released DLA-4723-1, a...
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...