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HIGH Vulnerabilities Microsoft Security Response Center

CVE-2025-54518 AMD: CVE-2025-54518 CPU OP Cache Corruption

  • What: A CPU cache corruption vulnerability is disclosed in certain AMD processors.
  • Impact: Could lead to system instability or security issues.
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This vulnerability was found and addressed by AMD. We are documenting it in the Security Update Guide to encourage customers to install the May 2026 version of Windows as soon as possible. The vulnerability assigned to this CVE is in certain processor models offered by AMD. The mitigation for this vulnerability requires a Windows update. This CVE is being documented in the Security Update Guide to announce that the latest builds of Windows enable the mitigation and provide protection against the vulnerability. Please see the following for more information: * [AMD-SB-7052](https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7052.html)

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