CVE-2018-19522

DriverAgent 2.2015.7.14, which includes DrvAgent64.sys 1.0.0.1, allows a user to send an IOCTL (0x800020F4) with a buffer containing user defined content. The driver’s subroutine will execute a wrmsr instruction with the user’s buffer for partial input.

Source: CVE-2018-19522