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Critical severity9.1NVD Advisory· Published Dec 7, 2021· Updated Jun 17, 2026

CVE-2021-37020

CVE-2021-37020

Description

There is a Stack-based Buffer Overflow vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to Out-of-bounds read.

Affected products

13
  • Huawei/Emui6 versions
    cpe:2.3:o:huawei:emui:10.0.0:*:*:*:*:*:*:*+ 5 more
    • cpe:2.3:o:huawei:emui:10.0.0:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:emui:10.1.0:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:emui:10.1.1:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:emui:11.0.1:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:emui:9.1.0:*:*:*:*:*:*:*
  • Huawei/Harmonyos2 versions
    cpe:2.3:o:huawei:harmonyos:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:huawei:harmonyos:*:*:*:*:*:*:*:*range: <2.0
    • (no CPE)range: 2.0
  • Huawei/Magic UI4 versions
    cpe:2.3:o:huawei:magic_ui:3.0.0:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:o:huawei:magic_ui:3.0.0:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:magic_ui:3.1.0:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:magic_ui:3.1.1:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:*
  • Huawei/smartphonellm-fuzzy

Patches

Vulnerability mechanics

References

1

News mentions

0

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