[Updated] GCP-2026-032

Published: 2026-05-12 Description Description Severity Notes AMD has identified a hardware-level vulnerability in Zen 2 microarchitecture processors (including EPYC and Ryzen series) involving potential corruption within the micro-operation (OP) cache. Under specific conditions, this issue (AMD-SN-7052 / CVE-2025-54518) could lead to security boundary bypasses or unauthorized data access. We have deployed fixes across Google infrastructure to mitigate these issues. For more information, see the Compute Engine security bulletin . High CVE-2025-54518 ]]>