Fixed memory leak (https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7253).
Fixed memory leak (https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7253).

Danack/ImageMagick,Danack/ImageMagick,Danack/ImageMagick,Danack/ImageMagick,Danack/ImageMagick,Danack/ImageMagick