VMScape and why Xen dodged it
It’s been less than two weeks since the security team at ETH Zürich published their research on a new microarchitectural attack they call VMScape:VMScape: Exposing and Exploiting Incomplete Branch Predictor Isolation in Cloud Environments – Computer Security GroupSkip to contentIt’s a neat piece of work, and it shows once again how CPUs, with all their clever tricks for performance, can sometimes open the door to data leaks across virtual machines.What is VMScape?The short version: modern CPUs u...
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