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Medium · 5.9 CVE-2025-54503 EUVD-2025-211293GHSA-qf82-qcc2-f948

Improper handling of overlap between protected memory ranges in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged…

Published Nov 10, 2026 · Updated Nov 12, 2026 · Assigned by AMD

Description

Improper handling of overlap between protected memory ranges in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to cause misconfigurations in the RMP potentially resulting in loss of integrity.

Affected products

VendorProductAffectedFixed
AMD AMD EPYC™ 9005 Series Processors — TurinPI_1.0.0.A
AMD AMD EPYC™ Embedded 9005 Series Processors — EmbeddedTurinPI_SP5_1004

Advisories 1

References