Microsoft Windows 7 - win32k Bitmap Use-After-Free (MS16-062) (1)

Author: Nils Sommer
type: dos
platform: windows
port: 
date_added: 2016-06-15 
date_updated: 2016-06-15 
verified: 1 
codes: CVE-2016-0171;MS16-062 
tags: 
aliases:  
screenshot_url:  
application_url: 

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=746

The attached PoC triggers a blue screen on Windows 7 with special pool enabled on win32k.sys . A reference to the bitmap object still exists in the device context after it has been deleted.


Proof of Concept:
https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/39959.zip