Huawei HarmonyOS Stack Buffer Overflow Vulnerability (CNVD-2021-99967)

Huawei HarmonyOS is an operating system from Huawei (China). It provides a microkernel-based distributed operating system. A stack buffer overflow vulnerability exists in the Kernel module of Huawei HarmonyOS, which provides a microkernel-based, full-scenario distributed operating system. An attacker could exploit this vulnerability to cause out-of-bounds reads.