this post was submitted on 13 Oct 2025
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blueteamsec

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RMPocalypse Attack - " we demonstrate an attack on all AMD processors that support SEV-SNP (Zen 3/4/5) and compromise all confidential computing guarantees. Reverse Map Table, in short RMP, is one of (rmpocalypse.github.io)
submitted 7 hours ago by digicat to c/blueteamsec
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[–] deergon@lemmy.world 2 points 7 hours ago

It requires a malicious hypervisor, it seems? At that point it seems pretty hard to remain secure in the guests regardless.