AMD EPYC server platforms (codename “Naples”) running SEV firmware version 0.17 build 11 and below. SEV protects guest virtual machines from the hypervisor, provides confidentiality guarantees at runtime and remote attestation at launch time. SEV key management code runs inside the Platform Security Processor (PSP). The SEV elliptic-curve (ECC) implementation was found to be vulnerable to an invalid curve attack.
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