New Patches Fix Broad AMD Security Vulnerabilities
PatchAMD EPYC (4th/5th gen platforms referenced)SB-3039Our summary
AMD has released updates addressing multiple hardware security vulnerabilities that can weaken isolation and allow unauthorized access in certain scenarios. The advisories cover issues tracked as CVE-2025-54509 (related to cache coherency behavior impacting secure memory checks) and CVE-2025-10263 (a translation/memory-access flaw with a high severity CVSS), impacting affected AMD platform firmware/BIOS components—especially on selected EPYC generations. This matters because successful exploitation could enable an attacker to bypass intended protections and potentially access or run untrusted code.
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