Microsoft Windows 7 - win32k Bitmap Use-After-Free (MS16-062) (2)

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=747

The attached PoC crashes 32-bit Windows 7 with special pool enabled on win32k.sys. It might take several runs in order to reproduce. Tested the PoC on a single core VM.


Proof of Concept:
https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/39960.zip