this library allows you to use powerful linux fuzzers to fuzz windows, where fuzzing appears to be stuck in the stone age:
library that allows native Linux programs to load and call functions from a Windows DLL. the library will process the relocations and imports, then provide a dlopen-like API. The code supports debugging with gdb (including symbols), basic block coverage collection, and runtime hooking and patching.
this library has found 3 windows defender critical vulnerabilities in 2 months