CVE-2021-22392: Huawei Emui

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

There is an Incorrect Calculation of Buffer Size in Huawei Smartphone.Successful exploitation of this vulnerability may cause verification bypass and directions to abnormal addresses.

Affected products

• Huawei Emui: version 9.1.0 only; version 9.1.1 only; version 10.0.0 only; version 10.1.0 only; version 10.1.1 only; version 11.0.0 only
• Huawei Magic UI: version 2.1.1 only; version 3.0.0 only; version 3.1.0 only; version 3.1.1 only; version 4.0.0 only

Published 2021-08-02. Last modified 2026-06-17.