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CVE-2021-46794— AMD Secure Processor和AMD System Management Unit 缓冲区错误漏洞

AI 预测 5.5 利用难度: 困难 EPSS 0.62% · P46

可能的 ATT&CK 技术 1AI

T1499 · Endpoint Denial of Service
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一、 漏洞 CVE-2021-46794 基础信息

漏洞信息
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Vulnerability Title
N/A
来源: CVE Program / CVE List V5
Vulnerability Description
Insufficient bounds checking in ASP (AMD Secure Processor) may allow for an out of bounds read in SMI (System Management Interface) mailbox checksum calculation triggering a data abort, resulting in a potential denial of service.
来源: CVE Program / CVE List V5
CVSS Information
N/A
来源: CVE Program / CVE List V5
Vulnerability Type
N/A
来源: CVE Program / CVE List V5
Vulnerability Title
AMD Secure Processor和AMD System Management Unit 缓冲区错误漏洞
来源: 中国国家信息安全漏洞库 CNNVD
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。 AMD Secure Processor和AMD System Management Unit 存在安全漏洞。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD

受影响产品

厂商产品影响版本CPE订阅
AMDRyzen™ 2000 series Desktop Processors “Raven Ridge” AM4 various -
AMDRyzen™ 3000 Series Desktop Processors “Matisse” AM4 various -
AMDAMD Ryzen™ 5000 Series Desktop Processors “Vermeer” AM4 various -
AMDRyzen™ 5000 Series Desktop processor with Radeon™ Graphics “Cezanne” AM4 Various -
AMD3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDT various -
AMDRyzen™ Threadripper™ PRO Processors “Castle Peak” WS various -
AMDRyzen™ Threadripper™ PRO Processors “Chagall” WS various -
AMDAthlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP various -
AMDAthlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Pollock” various -
AMDRyzen™ 2000 Series Mobile Processors “Raven Ridge” FP5 various -
AMDRyzen™ 3000 Series Mobile processor, 2nd Gen AMD Ryzen™ Mobile Processors with Radeon™ Graphics “Picasso” various -
AMDRyzen™ 3000 Series Mobile Processors with Radeon™ Graphics “Renoir” various -
AMDRyzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne” various -
AMDRyzen™ 5000 Series Mobile processors with Radeon™ Graphics “Cezanne” various -

二、漏洞 CVE-2021-46794 的公开POC

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三、漏洞 CVE-2021-46794 的情报信息

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CVE-2021-46794 其他参考 (1)

同批安全公告 · AMD · 2023-05-09 · 共 26 条

CVE-2021-467623.9 LOWAMD Secure Processor和AMD System Management Unit 输入验证错误漏洞
CVE-2021-26365AMD Secure Processor和AMD System Management Unit 缓冲区错误漏洞
CVE-2021-26379AMD Secure Processor和AMD System Management Unit 安全漏洞
CVE-2021-26397AMD Secure Processor和AMD System Management Unit 安全漏洞
CVE-2021-46763AMD Secure Processor和AMD System Management Unit 缓冲区错误漏洞
CVE-2021-46764AMD Secure Processor和AMD System Management Unit 缓冲区错误漏洞
CVE-2021-46769AMD Secure Processor和AMD System Management Unit 输入验证错误漏洞
CVE-2021-46775AMD Secure Processor和AMD System Management Unit 输入验证错误漏洞
CVE-2022-23818AMD Secure Processor和AMD System Management Unit 输入验证错误漏洞
CVE-2023-20520AMD Secure Processor和AMD System Management Unit 缓冲区错误漏洞
CVE-2023-20524AMD Secure Processor和AMD System Management Unit 缓冲区错误漏洞
CVE-2021-26354AMD Secure Processor和AMD System Management Unit 安全漏洞
CVE-2021-26356AMD Secure Processor和AMD System Management Unit 安全漏洞
CVE-2021-46792AMD Secure Processor和AMD System Management Unit 安全漏洞
CVE-2021-26371AMD Secure Processor和AMD System Management Unit 安全漏洞
CVE-2021-26406AMD Secure Encrypted Virtualization 安全漏洞
CVE-2021-46749AMD Secure Processor和AMD System Management Unit 缓冲区错误漏洞
CVE-2021-46753AMD Secure Processor和AMD System Management Unit 安全漏洞
CVE-2021-46754AMD Secure Processor和AMD System Management Unit 输入验证错误漏洞
CVE-2021-46755AMD Secure Processor和AMD System Management Unit 安全漏洞

显示前 20 条，共 26 条。 查看全部 → →

IV. Related Vulnerabilities

Same product: Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4
Same vendor: AMD

V. Comments for CVE-2021-46794

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