3 ms·

VT-x allows guest operating systems to run in Ring 0. If this exploit works then a guest OS can exploit the hypervisor.

• Moral_ 11y ago
  Good call didn't tihnk about VT-x
• tptacek 11y ago
  Maybe. VT hypervisors still mediate stuff done in VM kernels. The attack could still work on native OS kernels and still not be effective on VMs.