Adobe Flash - ATF Planar Decompression Heap Overflow

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1016

The attached file causes heap corruption when decompressing a planar block. To reproduce the issue, but both attached files on a server and visit: http://127.0.0.1/LoadImage.swf?img=planar1.atf


Proof of Concept:
https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/41611.zip