CVE-2023-31364
Quick assessment
Affected
AMD AMD EPYC™ 7001 Series Processors
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
AMD Processors是美国超威半导体（AMD）公司的一系列处理器。 AMD Processors存在安全漏洞，该漏洞源于输入输出内存管理单元对直接内存写入处理不当，可能导致恶意客户虚拟机向主机发起大量写入，引发致命机器检查错误，导致拒绝服务。
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I. Basic Information for CVE-2023-31364
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper handling of direct memory writes in the input-output memory management unit could allow a malicious guest virtual machine (VM) to flood a host with writes, potentially causing a fatal machine check error resulting in denial of service.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
AMD Processors 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AMD Processors是美国超威半导体（AMD）公司的一系列处理器。 AMD Processors存在安全漏洞，该漏洞源于输入输出内存管理单元对直接内存写入处理不当，可能导致恶意客户虚拟机向主机发起大量写入，引发致命机器检查错误，导致拒绝服务。
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
II. Public POCs for CVE-2023-31364
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Other References for CVE-2023-31364 (1)
IV. Related Vulnerabilities
Same weakness: CWE-119
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V. Comments for CVE-2023-31364
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