Huawei HarmonyOS Buffer Overflow Vulnerability in Kernel Gyroscope Module

A buffer overflow vulnerability has been identified in the kernel gyroscope module of Huawei HarmonyOS. This issue arises from inadequate data validation, which could be exploited to cause a buffer overflow. The vulnerability affects several versions of HarmonyOS, including HarmonyOS 4.0.0, 3.1.0, 3.0.0, as well as EMUI 14.0.0 and EMUI 13.0.0.

Impact

Exploitation of this vulnerability can lead to a buffer overflow, which may be used to execute arbitrary code or cause a denial-of-service condition by crashing the device.

Remediation

Users can refer to the Huawei August 2025 Security Bulletin for guidance on applying the latest security updates.