CVE-2021-26409

Insufficient bounds checking in SEV-ES may allow an attacker to corrupt Reverse Map table RMP memory, potentially resulting in a loss of SNP Secure Nested Paging memory integrity...

CVE-2021-26409

CVE-2021-26409 affects AMD SEV-ES, where insufficient bounds checking can corrupt the Reverse Map (RMP) memory, potentially compromising SNP memory integrity. Public references identify AMD SEV-ES-related memory integrity risk; mitigation guidance is distributed via AMD’s PSU/AGS updates (AMD-SB-...