https://techcrunch.com/2022/09/14/microsoft-zero-day-windows/

Microsoft has released security fixes for a zero-day vulnerability affecting all supported versions of Windows that has been exploited in real-world attacks.

The zero-day bug, tracked as CVE-2022-37969, is described as an elevation of privilege flaw in the Windows Common Log File System Driver, a subsystem used for data and event logging. The bug allows an attacker to obtain the highest level of access, known as system privileges, to a vulnerable device.