Huawei HarmonyOS and EMUI Permission Control Vulnerability in Call Management

A permission control vulnerability has been identified in the call management feature of Huawei devices running HarmonyOS and EMUI. This vulnerability allows for improper handling of permissions, which could be exploited to disrupt the normal functioning of the call management system, potentially leading to a denial-of-service condition.

Impact

Exploitation of this vulnerability may cause a denial-of-service condition in the call management system, disrupting normal call functions.

Remediation

Users can refer to the Huawei June 2026 Security Bulletin for guidance on applying the latest security updates that address this vulnerability.