CVE-2021-22458: 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 Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability. Local attackers may exploit this vulnerability to cause arbitrary code execution.

Affected products

• Huawei Harmonyos: version 2.0 only

Published 2021-10-28. Last modified 2026-06-17.