CVE-2021-22423: Huawei Harmonyos

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

A component of the HarmonyOS has a Out-of-bounds Write Vulnerability. Local attackers may exploit this vulnerability to cause integer overflow.

Affected products

• Huawei Harmonyos: affected versions not specified

Published 2021-08-03. Last modified 2026-06-17.