CVE-2021-22480: Huawei Harmonyos

Critical severity, CVSS 9.8. EPSS: 0.7% chance of exploitation in the next 30 days.

The interface of a certain HarmonyOS module has an integer overflow vulnerability. Successful exploitation of this vulnerability may lead to heap memory overflow.

Affected products

• Huawei Harmonyos: before 2.0 (fixed in 2.0)

Published 2022-02-25. Last modified 2026-06-17.