CVE:CVE-2021-39998
CNNVD:CNNVD-202112-215
Huawei HarmonyOS和Huawei HarmonyOS Wearables都是中国华为（Huawei）公司的产品。Huawei HarmonyOS是一个操作系统。提供一个基于微内核的全场景分布式操作系统。Huawei HarmonyOS Wearables是华为的一款电子手表。
Huawei HarmonyOS和 Wearables HwConnectivityExService服务中存在接口被多次并发调用的漏洞。成功利用该漏洞可能导致系统崩溃重启。
solution:Upgrade huawei harmonyos to a higher version than 2.0,and avoid the version (,2.0); Upgrade huawei emui to a higher version than 11.0.0,11.0.1,and avoid the version 11.0.0,11.0.1; Upgrade huawei magic_ui to a higher version than 4.0.0,and avoid the version 4.0.0