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CVE-2021-46890

Quick assessment

Affected
Huawei HarmonyOS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Huawei HarmonyOS是中国华为（Huawei）公司的一个操作系统。提供一个基于微内核的全场景分布式操作系统。 Huawei HarmonyOS 存在安全漏洞，该漏洞源于GPU模块存在读写权限判断不全漏洞。

AI Predicted 7.8 Difficulty: Hard EPSS 0.45% · P37
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I. Basic Information for CVE-2021-46890

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Vulnerability of incomplete read and write permission verification in the GPU module. Successful exploitation of this vulnerability may affect service confidentiality, integrity, and availability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Huawei HarmonyOS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Huawei HarmonyOS是中国华为（Huawei）公司的一个操作系统。提供一个基于微内核的全场景分布式操作系统。 Huawei HarmonyOS 存在安全漏洞，该漏洞源于GPU模块存在读写权限判断不全漏洞。
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

Vendor Product Affected Versions CPE Subscribe
Huawei HarmonyOS 2.0.0 -
Huawei EMUI 12.0.0 -

II. Public POCs for CVE-2021-46890

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-46890

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Other References for CVE-2021-46890 (2)

Same Patch Batch · Huawei · 2023-07-05 · 4 CVEs total

CVE-2023-3455 Huawei HarmonyOS 安全漏洞
CVE-2021-46893 Huawei HarmonyOS 安全漏洞
CVE-2021-46891 Huawei HarmonyOS 安全漏洞

IV. Related Vulnerabilities

Same product: HarmonyOS
Same vendor: Huawei

V. Comments for CVE-2021-46890

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