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Vm-Escape

QEMU CXL Type-3 Mailbox Guest-to-Host Escape

None assigned as of 2026-07-03· QEMU (CXL Type-3 device emulation, hw/cxl/cxl-mailbox-utils.c) unpatched

Linux vsock Use-After-Free VM Escape (CVE-2025-21756)

CVE-2025-21756· Linux kernel (vsock / virtual socket subsystem) patched