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CVE-2021-26381

EPSS 0.01% · P1
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I. Basic Information for CVE-2021-26381

Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper system call parameter validation in the Trusted OS may allow a malicious driver to perform mapping or unmapping operations on a large number of pages, potentially resulting in kernel memory corruption.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
不加限制或调节的资源分配
Source: NVD (National Vulnerability Database)
Vulnerability Title
AMD Ryzen和AMD Athlon 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AMD Ryzen和AMD Athlon都是美国超威半导体(AMD)公司的产品。AMD Ryzen是一款中央处理器(CPU)。AMD Athlon是一系列微处理器。 AMD Ryzen和AMD Athlon存在安全漏洞,该漏洞源于系统调用参数验证不当,可能导致恶意驱动程序对大量页面执行映射或取消映射操作,进而造成内核内存损坏。以下产品受到影响:AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors、AMD Ryzen™ 5000 Series Desk
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
AMDAMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors ChagallWSPI-sWRX8 1.0.0.2/ CastlePeakWSPI-sWRX8 1.0.0.9 -
AMDAMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics ComboAM4v2 PI 1.2.0.5 -
AMDAMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors ChagallWSPI-sWRX8 1.0.0.1 -
AMDAMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics PicassoPI-FP5 1.0.0.E -
AMDAMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics CezannePI-FP6 1.0.0.8 -
AMDAMD Ryzen™ 3000 Series Desktop Processors ComboAM4PI 1.0.0.9/ ComboAM4 V2 PI 1.2.0.8 -
AMDAMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics RenoirPI-FP6 1.0.0.8 -
AMDAMD Ryzen™ 4000 Series Desktop Processors ComboAM4v2 PI 1.2.0.5 -
AMDAMD Ryzen™ 5000 Series Desktop Processors ComboAM4 V2 PI 1.2.0.8 -
AMDAMD Ryzen™ Embedded R1000 Series Processors EmbeddedPI-FP5 1.2.0.A -
AMDAMD Ryzen™ Embedded R2000 Series Processors EmbeddedR2KPI-FP5_1.0.0.2 -
AMDAMD Ryzen™ Embedded 5000 Series Processors EmbAM4PI 1.0.0.2 -
AMDAMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge") EmbeddedPI-FP5 1.2.0.A -
AMDAMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Picasso") 120A -
AMDAMD Ryzen™ Embedded V2000 Series Processors EmbeddedPI-FP6_1.0.0.6 -
AMDAMD Ryzen™ Embedded V3000 Series Processors EmbeddedPI-FP7r2_0080 -
AMDAMD Radeon™ RX 5000 Series Graphics Products AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) -
AMDAMD Radeon™ PRO W5000 Series Graphics Products AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) -
AMDAMD Radeon™ PRO W6000 Series Graphics Products AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) -
AMDAMD Radeon™ RX 6000 Series Graphics Products AMD Software: Adrenalin Edition 25.4.1 (24.30.31.08), AMD Software: PRO Edition 25.Q2(25.10.10) -
AMDAMD Radeon™ PRO V520 Contact Your AMD Customer Engineering Represenatative -
AMDAMD Radeon™ PRO V620 Contact Your AMD Customer Engineering Represenatative -

II. Public POCs for CVE-2021-26381

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III. Intelligence Information for CVE-2021-26381

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Same Patch Batch · AMD · 2026-02-10 · 23 CVEs total

CVE-2025-54514AMD Processors 安全漏洞
CVE-2025-29948AMD EPYC Processor 安全漏洞
CVE-2025-48517AMD EPYC 9005 Series 安全漏洞
CVE-2025-52536AMD Processors 安全漏洞
CVE-2025-29952AMD Amd Epyc™ Embedded Processors和AMD EPYC 9005 Series 安全漏洞
CVE-2025-29950AMD多款产品 安全漏洞
CVE-2024-21953AMD多款产品 安全漏洞
CVE-2025-29939AMD Processors 安全漏洞
CVE-2025-0012AMD EPYC 安全漏洞
CVE-2025-52534AMD EPYC 9005 Series 安全漏洞
CVE-2025-48509AMD多款产品 安全漏洞
CVE-2025-29951AMD多款产品 安全漏洞
CVE-2025-48514AMD Processors 安全漏洞
CVE-2025-0031AMD EPYC Processor 安全漏洞
CVE-2025-0029AMD EPYC 9005 Series 安全漏洞
CVE-2025-29946AMD EPYC 安全漏洞
CVE-2024-36310AMD多款产品 安全漏洞
CVE-2024-36355AMD多款产品 安全漏洞
CVE-2025-29949AMD多款产品 安全漏洞
CVE-2021-26410AMD Ryzen 安全漏洞

Showing top 20 of 23 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

V. Comments for CVE-2021-26381

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