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Critical severity9.1NVD Advisory· Published Oct 14, 2022· Updated Jun 17, 2026

CVE-2021-46839

CVE-2021-46839

Description

The HW_KEYMASTER module has a vulnerability of missing bounds check on length.Successful exploitation of this vulnerability may cause malicious construction of data, which results in out-of-bounds access.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

6
  • Huawei/Harmonyosv52 versions
    2.0+ 1 more
    • (no CPE)range: 2.0
    • cpe:2.3:o:huawei:harmonyos:2.0:*:*:*:*:*:*:*
  • Huawei/Emuiv53 versions
    12.0.0+ 2 more
    • (no CPE)range: 12.0.0
    • cpe:2.3:o:huawei:emui:11.0.1:*:*:*:*:*:*:*
    • cpe:2.3:o:huawei:emui:12.0.0:*:*:*:*:*:*:*
  • Huawei/HW_KEYMASTERllm-fuzzy

Patches

Vulnerability mechanics

References

2

News mentions

0

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