AMD EPYC™ and AMD EPYC™ Embedded Series Processor Vulnerabilities – May 2026

Summary

Potential vulnerabilities in AMD EPYC™ and AMD EPYC™ Embedded Processor platforms that affect AMD Secure Process (ASP) and AMD Secure Encrypted Virtualization – Secure Nested Paging (SEV-SNP), were reported by researchers or found internally.

AMD is providing mitigations in Platform Initialization (PI) packages. Please refer to your OEM for the BIOS update specific to your product.

CVE Details

Refer to Glossary for explanation of terms

Specific CVSS scores may change subject to your implementation. We encourage you to calculate CVSS scores independently for your system.

Affected Products and Mitigation

AMD recommends updating to the Platform Initialization (PI) firmware version indicated below (note the PI firmware versions were released by AMD to the Original Equipment Manufacturers (OEM) on the dates listed below). Please contact your OEM for the BIOS update specific to your product(s).

*Note: Products believed to not be affected by the listed CVEs may not be included.

Acknowledgement

AMD thanks Benedict Schlüter, Philipp Giersfeld, and Shweta Shinde from ETH Zurich for sharing the reporting the report and engaging in coordinated vulnerability disclosure: CVE-2025-61971, CVE-2025-61972.

Internally found: CVE-2024-36315, CVE-2026-0438

Revisions

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