CVE Vulnerability Advisory Database

[Affected Scope] Huawei HarmonyOS, Wearables, and smart devices utilizing the DSoftBus (Distributed Soft Bus) communication module.

[Impact] An authenticated attacker in adjacent network proximity can exploit this vulnerability to exhaust system resources, leading to a complete Denial of Service (DoS) of distributed services.

[Mitigation] Apply the official security updates provided in the October 2026 Huawei Security Bulletin and restrict unauthorized adjacent network access.

[Affected Scope] DSoftBus module responsible for distributed communication in Huawei HarmonyOS and associated smart devices

[Impact] An adjacent attacker can exploit this vulnerability without authentication to disrupt communication services, leading to a Denial of Service (DoS) state

[Mitigation] Apply the official security updates provided by Huawei and disable unnecessary wireless sharing features in untrusted network environments

[Affected Scope] Graphics module integrated into Huawei smartphones, laptops, wearables, and smart screens

[Impact] Local attackers can bypass access controls to read sensitive graphics memory, leading to unauthorized information disclosure

[Mitigation] Apply the latest system firmware and graphics driver updates provided in the October 2026 Huawei Security Bulletin

[Affected Scope] Huawei HarmonyOS, MateBook laptops, and Vision smart screens

[Impact] Local attackers leveraging user interaction can bypass permission controls in the background task management module, potentially compromising service integrity

[Mitigation] Apply the latest system patches and firmware updates via official Huawei security update channels