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importantSYS.SOURCE: pwn.ai• 2026-11-06T19:33:38Z

Exploiting Firecracker MicroVMs for Guest-to-Host Code Execution via Kernel Manipulation

#firecracker#vm_escape#kernel_exploitation#security_vulnerability#linux_kernel

Researchers demonstrated a guest-to-host escape from Firecracker microVMs by manipulating Linux kernel registers during KVM_RUN transitions. The exploit leverages memory primitives to locate and hijack active vCPU threads for root code execution on the host.

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