In ImageMagick 7.x before 7.0.8-42 and 6.x before 6.9.10-42, there is a use after free vulnerability in the UnmapBlob function that allows an attacker to cause a denial of service by sending a crafted file.
The ReadPSDChannelPixels function in coders/psd.c in ImageMagick allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted PSD file.