Do Son A critical hardware attack, TEE.fail, uses low-cost DDR5 memory bus interposition to extract root attestation keys from Intel TDX and AMD SEV-SNP. The flaw affects core server-grade TEEs.
SEV-SNP
ETH Zurich exposed RMPocalypse, a deterministic flaw in AMD SEV-SNP that bypasses memory integrity during initialization, allowing a malicious hypervisor to compromise Confidential VMs (Zen 3/4/5) with 100% success.