よく分かる形

MateBook
https://www.microsoft.com/security/blog/2019/03/25/from-alert-to-driver-vulnerability-microsoft-defender-atp-investigation-unearths-privilege-escalation-flaw/

Mate 30 Pro
https://medium.com/@topjohnwu/huaweis-undocumented-apis-a-backdoor-to-reinstall-google-services-c3a5dd71a7cd