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I. Basic Information for CVE-2021-46795
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A TOCTOU (time-of-check to time-of-use) vulnerability exists where an attacker may use a compromised BIOS to cause the TEE OS to read memory out of bounds that could potentially result in a denial of service.
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
多款AMD产品 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AMD System Management Unit(SMU)和AMD Secure Processor(ASP)都是美国超威半导体(AMD)公司的产品。AMD System Management Unit是一个系统管理单元。AMD Secure Processor是一款独立的 ARM Coretex-A5 芯片。 多款AMD产品存在安全漏洞,该漏洞源于其允许攻击者利用竞争条件使用已受损的BIOS实现内存越界读取,从而可能导致拒绝服务。
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
VendorProductAffected VersionsCPESubscribe
AMDRyzen 5000 Series various -
AMDRyzen 3000 Series various -
II. Public POCs for CVE-2021-46795
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III. Intelligence Information for CVE-2021-46795
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IV. Related Vulnerabilities
V. Comments for CVE-2021-46795

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