When ImageMagick 7.0.6-1 processes a crafted file in convert, it can lead to a heap-based buffer over-read in the WriteCIPImage() function in coders/cip.c, related to the GetPixelLuma function in MagickCore/pixel-accessor.h.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-11639.json"