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I. Basic Information for CVE-2021-26339
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A bug in AMD CPU’s core logic may allow for an attacker, using specific code from an unprivileged VM, to trigger a CPU core hang resulting in a potential denial of service. AMD believes the specific code includes a specific x86 instruction sequence that would not be generated by compilers.
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 CPUs 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AMD CPUs是美国AMD公司的一个系列CPU。 AMD CPUs 存在安全漏洞。攻击者利用该漏洞使用来自非特权VM的特定代码触发CPU核心挂起，从而导致潜在的拒绝服务。
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
AMDEPYC™ Processors various -
AMDRyzen™ Series various -
AMDAthlon™ Series various -
II. Public POCs for CVE-2021-26339
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III. Intelligence Information for CVE-2021-26339
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IV. Related Vulnerabilities
Same product: EPYC™ Processors
Same vendor: AMD
V. Comments for CVE-2021-26339

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