Linux Kernel & Infrastructure Security
Linux Kernel & Infrastructure Security
Articles on low-level Linux kernel vulnerabilities, hypervisor flaws (e.g., VM escape), KVM/x86 bugs, and infrastructure security issues affecting cloud and bare-metal systems.
linux kernel infrastructure security2 hours ago5 min
Januscape: A 16-Year-Old Linux Kernel Flaw That Lets Guests Burn Down the House
CVE-2026-53359, dubbed Januscape, is a use-after-free flaw in the Linux kernel’s KVM shadow MMU that lets guest VMs escape to the host on Intel and AMD systems, exposing decades-old infrastructure to full compromise.