CVE-2021-39974: Huawei Emui

High severity, CVSS 7.5. EPSS: 0.7% chance of exploitation in the next 30 days.

There is an Out-of-bounds read in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality.

Affected products

• Huawei Emui: version 10.1.0 only
• Huawei Harmonyos: before 2.0 (fixed in 2.0)
• Huawei Magic UI: version 3.1.0 only

Published 2022-01-03. Last modified 2026-06-17.