Huawei HarmonyOS HW_KEYMASTER module input validation error vulnerability

Huawei HarmonyOS is an operating system from Huawei (China). It provides a microkernel-based, fully distributed operating system. Huawei HarmonyOS version 2.0 is vulnerable to an input validation error that stems from a lack of checksum on read content in the HW_KEYMASTER module. An attacker could exploit the vulnerability to cause out-of-bounds access by constructing malicious data.