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Huawei HarmonyOS and EMUI Race Condition Vulnerability in the Maintenance and Diagnostics Module

Vulnerability

A race condition vulnerability has been identified in the maintenance and diagnostics module of Huawei devices running HarmonyOS 6.0.0, HarmonyOS 5.1.0, EMUI 14.2.0, EMUI 14.0.0, EMUI 13.0.0, or EMUI 12.0.0. This vulnerability could be exploited to disrupt the availability of the affected system.

Impact

Exploitation of this vulnerability may lead to a denial of service, causing a disruption in the availability of the affected system.

Remediation

Users can apply the March 2026 security update to address this vulnerability.

Added: Mar 5, 2026, 8:19 AM
Updated: Mar 5, 2026, 8:19 AM

Vulnerability Rating

Custom Algorithm
spread
7.8
impact
2.5
exploitability
2.9
remediation
7.7
relevance
3.5
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.