Headline news today told the world of chip design hiccups given by CPU manufacturer (Intel). You are easy to do a google search to find out the details. During the first announcement of virtual machine design concept come to the world, security expert foreseen that a multiple vulnerabilities will be happen in future. It looks that the victims on this incident is cloud computing service provider. Since their operation fully compatible with virtual machine. In short below picture can simply to provide the idea. For more detail, please refer below url issued by Forbes.
Intel Processor Bug Leaves All Current Chips Vulnerable And Its Fix Saps Performance [Updated by forbes.com] – https://www.forbes.com/sites/davealtavilla/2018/01/03/intel-processor-bug-leaves-all-current-chips-vulnerable-and-its-fix-saps-performance/#75546002570a