A DoS in vfpext.sys originally found by or at least reported by Eran Shimony to MSRC. Credit: https://www.cyberark.com/resources/threat-research-blog/finding-bugs-in-windows-drivers-part-1-wdm
Rediscovered by me after writing my ioctl fuzzer on 5/22/24 ... Funny thing is I wrote the fuzzer before I read the article... so the fuzzer works.