the3dfxdude/7kaa — pull request #11 by 7k2 (2013-12-02 02:57:42+00:00)
Title: OBUTT3D.cpp: Fix static buffer overflow.

The save_back_buf array did not include enough storage for the bitmap
width and height (4 bytes), causing IMGread() to write past the end of
the array.

Found by AddressSanitizer. To reproduce the bug, start a new game and
click on your fort.