AMD confirms microcode vulnerability revealed in beta BIOS update

AMD has confirmed a security vulnerability in its processors, revealed through an Asus beta BIOS update and noticed by Google’s Tavis Ormandy. The flaw, a “microcode signature verification vulnerability,” requires local admin access and the ability to develop malicious microcode. While mitigations are being developed, concerns arise about potential consequences and AMD’s history of facing security challenges with past vulnerabilities like RYZENFALL and Sinkclose.

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