PoC Shown Bypassing "Ring Privilege" CPU Security

Dark Reading|Hacker Unlocks ‘God Mode’ and Shares the ‘Key’:

When a room filled with hundreds of security professionals erupts into applause, it’s notable. When that happens less than five minutes into a presentation, it’s remarkable. But that’s what transpired when security researcher Christopher Domas last week showed a room at Black Hat USA how to break the so-called ring-privilege model of modern CPU security.