CVE-2025-54630: Huawei Harmonyos

High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days.

:Vulnerability of insufficient data length verification in the DFA module. Impact: Successful exploitation of this vulnerability may affect availability.

Affected products

• Huawei Harmonyos: version 4.3.0 only; version 5.0.1 only

Published 2025-08-06. Last modified 2026-06-17.