Windows Kernel Elevation of Privilege Vulnerability. This CVE ID is unique from CVE-2022-37988, CVE-2022-37990, CVE-2022-37995, CVE-2022-38022, CVE-2022-38037, CVE-2022-38038, CVE-2022-38039.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-37991