CVE-2020-9140: Huawei Emui

Critical severity, CVSS 9.8. EPSS: 1.3% chance of exploitation in the next 30 days.

There is a vulnerability with buffer access with incorrect length value in some Huawei Smartphone.Unauthorized users may trigger code execution when a buffer overflow occurs.

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 2021-01-13. Last modified 2026-06-17.