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Last month, a team of Google security researchers released a tool that can modify microcode of AMD's processors based on the Zen microarchitecture, the Zentool. While this is a security vulnerability, ...
My understanding was that a CPU microcode update is stored in non-volatile memory on the motherboard and is loaded by the BIOS or UEFI into volatile memory on the CPU during boot. And because the ...
The Red Hat family of operating systems addressed Meltdown and Spectre in its v3.10 kernel quickly, but relied too much upon Intel's flawed microcode and was forced to revert from a complete solution.
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