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CVE-2023-20585

EPSS 0.02% · P4
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I. Basic Information for CVE-2023-20585

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Insufficient checks of the RMP on host buffer access in IOMMU may allow an attacker with privileges and a compromised hypervisor to trigger an out of bounds condition without RMP checks, resulting in a potential loss of confidential guest integrity.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在缓冲区结束位置之后访问内存
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Input-Output Memory Management Unit 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Input-Output Memory Management Unit是美国微软（Microsoft）公司的一个硬件组件，它将支持具有DMA功能的I/O总线连接到系统内存。 Microsoft Input-Output Memory Management Unit存在安全漏洞。以下产品和版本受到影响：Windows Server 2025 (Server Core installation),Windows 11 Version 25H2 for x64-based Systems,W
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
AMDAMD EPYC™ 7003 Series Processors SEV FW 1.37.23 -
AMDAMD EPYC™ 9004 Series Processors SEV FW 1.37.31 -
AMDAMD EPYC™ Embedded 7003 Series Processors EmbMilanPI-SP3 1.0.0.B -
AMDAMD EPYC™ Embedded 9004 Series Processors EmbGenoaPI-1.0.0.A -

II. Public POCs for CVE-2023-20585

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III. Intelligence Information for CVE-2023-20585

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Same Patch Batch · AMD · 2026-04-16 · 3 CVEs total

CVE-2025-54502AMD EPYC Processor 安全漏洞
CVE-2025-54510AMD EPYC 安全漏洞

IV. Related Vulnerabilities

Same product: AMD EPYC™ 7003 Series Processors
Same vendor: AMD
Same weakness: CWE-788

V. Comments for CVE-2023-20585

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