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CVE-2021-46747— AMD Processors 安全漏洞

一分钟漏洞结论

影响对象
AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
利用判断
尚无明确在野利用证据,仍需结合暴露面评估
建议动作
优先检查厂商安全公告和参考链接中的修复版本;无法立即升级时,限制受影响服务暴露并加强监测。

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,该漏洞源于访问控制粒度不足,可能导致攻击者利用不受信任的用户空间应用程序映射敏感的SMN孔径,从而导致权限提升。以下产品受到影响:AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics、AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors、AMD Ryzen™ 5

AI 预测 5.6 利用难度: 困难 EPSS 0.10% · P1

影响版本矩阵 28

厂商产品 版本范围状态
AMD AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics ComboAM4v2 PI 1.2.0.8 unaffected
AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics PicassoPI-FP5 1.0.0.E unaffected
AMD AMD Radeon™ PRO V520 Contact your AMD Customer Engineering representative unaffected
AMD AMD Radeon™ PRO V620 Contact your AMD Customer Engineering representative unaffected
AMD AMD Radeon™ PRO W5000 Series Graphics Products AMD Software: PRO Edition 25.Q3.1 (25.10.32) unaffected
AMD AMD Radeon™ PRO W6000 Series Graphics Products AMD Software: PRO Edition 25.Q3.1 (25.10.32) unaffected
AMD AMD Radeon™ PRO W7000 Series Graphics Products AMD Software: PRO Edition 25.Q3.1 (25.10.32) unaffected
AMD AMD Radeon™ RX 5000 Series Graphics Products AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) unaffected
AMD AMD Radeon™ RX 6000 Series Graphics Products AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) unaffected
AMD AMD Radeon™ RX 7000 Series Graphics Products AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) unaffected
AMD AMD Ryzen™ 3000 Series Desktop Processors ComboAM4PI 1.0.0.9/ComboAM4 V2 PI 1.2.0.8 unaffected
AMD AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics PicassoPI-FP5 1.0.0.E unaffected
AMD AMD Ryzen™ 4000 Series Desktop Processors ComboAM4v2 PI 1.2.0.6 unaffected
AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics RenoirPI-FP6 1.0.0.8 unaffected
AMD AMD Ryzen™ 5000 Series Desktop Processors ComboAM4 V2 PI 1.2.0.8 unaffected
AMD AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics ComboAM4v2 PI 1.2.0.6 unaffected
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics CezannePI-FP6 1.0.0.9 unaffected
AMD AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics CezannePI-FP6 1.0.0.9 unaffected
AMD AMD Ryzen™ Embedded 5000 Series Processors EmbAM4PI 1.0.0.2 unaffected
AMD AMD Ryzen™ Embedded R1000 Series Processors EmbeddedPI-FP5_1.2.0.A unaffected
AMD AMD Ryzen™ Embedded R2000 Series Processors EmbeddedPI-FP5_1002 unaffected
AMD AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Picasso") EmbeddedPI-FP5_1.2.0.A unaffected
AMD AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge") EmbeddedPI-FP5_1.2.0.A unaffected
AMD AMD Ryzen™ Embedded V2000 Series Processors EmbeddedPI-FP6_1.0.0.6 unaffected
AMD AMD Ryzen™ Embedded V3000 Series Processors EmbeddedPI-FP7r2_0080 unaffected
AMD AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors CastlePeakWSPI-sWRX8 1.0.0.9 unaffected
ChagallWSPI-sWRX8 1.0.0.2 unaffected
AMD AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors ChagallWSPI-sWRX8 1.0.0.1 unaffected
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一、 漏洞 CVE-2021-46747 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 granularity of access control in ASP (AMD Secure Processor) may allow an attacker with an untrusted user space application to map sensitive SMN (System Management Network) apertures leading to a potential escalation of privileges.
来源: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
来源: CVE Program / CVE List V5
Vulnerability Type
CWE-1220
来源: CVE Program / CVE List V5
Vulnerability Title
AMD Processors 安全漏洞
来源: 中国国家信息安全漏洞库 CNNVD
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,该漏洞源于访问控制粒度不足,可能导致攻击者利用不受信任的用户空间应用程序映射敏感的SMN孔径,从而导致权限提升。以下产品受到影响:AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics、AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors、AMD Ryzen™ 5
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
AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics PicassoPI-FP5 1.0.0.E -
AMD AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors CastlePeakWSPI-sWRX8 1.0.0.9 -
AMD AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics ComboAM4v2 PI 1.2.0.6 -
AMD AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors ChagallWSPI-sWRX8 1.0.0.1 -
AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics RenoirPI-FP6 1.0.0.8 -
AMD AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics PicassoPI-FP5 1.0.0.E -
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics CezannePI-FP6 1.0.0.9 -
AMD AMD Ryzen™ 3000 Series Desktop Processors ComboAM4PI 1.0.0.9/ComboAM4 V2 PI 1.2.0.8 -
AMD AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics ComboAM4v2 PI 1.2.0.8 -
AMD AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics CezannePI-FP6 1.0.0.9 -
AMD AMD Ryzen™ 4000 Series Desktop Processors ComboAM4v2 PI 1.2.0.6 -
AMD AMD Ryzen™ 5000 Series Desktop Processors ComboAM4 V2 PI 1.2.0.8 -
AMD AMD Ryzen™ Embedded R1000 Series Processors EmbeddedPI-FP5_1.2.0.A -
AMD AMD Ryzen™ Embedded R2000 Series Processors EmbeddedPI-FP5_1002 -
AMD AMD Ryzen™ Embedded 5000 Series Processors EmbAM4PI 1.0.0.2 -
AMD AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge") EmbeddedPI-FP5_1.2.0.A -
AMD AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Picasso") EmbeddedPI-FP5_1.2.0.A -
AMD AMD Ryzen™ Embedded V2000 Series Processors EmbeddedPI-FP6_1.0.0.6 -
AMD AMD Ryzen™ Embedded V3000 Series Processors EmbeddedPI-FP7r2_0080 -
AMD AMD Radeon™ RX 5000 Series Graphics Products AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) -
AMD AMD Radeon™ PRO W5000 Series Graphics Products AMD Software: PRO Edition 25.Q3.1 (25.10.32) -
AMD AMD Radeon™ RX 6000 Series Graphics Products AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) -
AMD AMD Radeon™ RX 7000 Series Graphics Products AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) -
AMD AMD Radeon™ PRO W6000 Series Graphics Products AMD Software: PRO Edition 25.Q3.1 (25.10.32) -
AMD AMD Radeon™ PRO W7000 Series Graphics Products AMD Software: PRO Edition 25.Q3.1 (25.10.32) -
AMD AMD Radeon™ PRO V520 Contact your AMD Customer Engineering representative -
AMD AMD Radeon™ PRO V620 Contact your AMD Customer Engineering representative -

二、漏洞 CVE-2021-46747 的公开POC

# POC 描述 源链接 神龙链接
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未找到公开 POC。

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三、漏洞 CVE-2021-46747 的情报信息

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CVE-2021-46747 厂商安全公告 (1)

IV. Related Vulnerabilities

V. Comments for CVE-2021-46747

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