Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=707

The attached testcases crashes Windows 7 64-bit while attempting to write to an unmapped memory region. On 32-bit Windows 7 it triggers a null pointer read.


Proof of Concept:
https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/bin-sploits/39712.zip