AMD admits that Zen 3 CPUs are vulnerable to a new Spectre-style attack

In a recently published whitepaper, titled "Security Analysis of AMD Predictive Store Forwarding," AMD describes the nature of the vulnerability and discusses the associated complications. In simple terms, the implementation of Predictive Store Forwarding (PSF) reopens the lines of attack previously threatened by Spectre v1, v2, and v4, because of...





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