The ReadOneDJVUImage function in coders/djvu.c in ImageMagick through 6.9.9-0 and 7.x through 7.0.6-1 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via a malformed DJVU image.
The ReadPESImage function in coders\pes.c in ImageMagick 7.0.6-1 has an infinite loop vulnerability that can cause CPU exhaustion via a crafted PES file.
The ReadRLEImage function in coders\rle.c in ImageMagick 7.0.6-1 has a large loop vulnerability via a crafted rle file that triggers a huge number_pixels value.
The read_user_chunk_callback function in coders\png.c in ImageMagick 7.0.6-1 Q16 2017-06-21 (beta) has memory leak vulnerabilities via crafted PNG files.