CVE-2022-21901: Windows Hyper-V Elevation of Privilege Vulnerability

How could an attacker exploit this vulnerability? An authenticated attacker could run a specially crafted application on a vulnerable Hyper-V guest to exploit this vulnerability.

What privileges could an attacker gain? An attacker who successfully exploited this vulnerability could potentially interact with processes of another Hyper-V guest hosted on the same Hyper-V host.