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I. Basic Information for CVE-2023-20519
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A Use-After-Free vulnerability in the management of an SNP guest context page may allow a malicious hypervisor to masquerade as the guest's migration agent resulting in a potential loss of guest integrity.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
AMD EPYC 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AMD EPYC是美国超威半导体（AMD）公司的一款x86架构服务器微处理器产品线，中文名为“霄龙”，采用Zen微架构。 AMD EPYC 存在安全漏洞，该漏洞源于 SNP 客户机环境页面管理中的释放后重用漏洞，可能允许恶意管理程序伪装成客户机的迁移代理，从而导致客户机完整性损失。
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
AMD3rd Gen AMD EPYC™ Processors various -
AMD4th Gen AMD EPYC™ Processors various -
II. Public POCs for CVE-2023-20519
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III. Intelligence Information for CVE-2023-20519
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IV. Related Vulnerabilities
Same product: 3rd Gen AMD EPYC™ Processors
Same vendor: AMD
V. Comments for CVE-2023-20519

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