CVE-2023-20585HighCVSS 5.3
AMD: CVE-2023-20585 IOMMU Write Buffer Vulnerability
🔗 CVE IDs covered (1)
📋 Description
The vulnerability assigned to this CVE could lead to corruption of guest encrypted memory. 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: [https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3016.html]
🎯 Affected products4
- Windows 11 Version 24H2 for x64-based Systems
- Windows 11 Version 25H2 for x64-based Systems
- Windows Server 2025
- Windows Server 2025 (Server Core installation)
✅ Remediation
KB5082063 (Security Update) — fixed build 10.0.26100.32690 KB5083769 (Security Update) — fixed build 10.0.26200.8246 KB5083769 (Security Update) — fixed build 10.0.26100.8246
🔗 References (5)
- advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-20585
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5082063
- referencehttps://support.microsoft.com/help/5082063
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5083769
- referencehttps://support.microsoft.com/help/5083769