Memory leak in coders/mpc.c in ImageMagick before 6.9.7-4 and 7.x before 7.0.4-4 allows remote attackers to cause a denial of service (memory consumption) via vectors involving a pixel cache.

It was discovered that the upstream fix for this issue was not complete. There is still a memory allocation failure in memory.c

References:

http://seclists.org/oss-sec/2016/q4/197 https://blogs.gentoo.org/ago/2016/10/20/imagemagick-memory-allocation-failure-in-acquiremagickmemory-memory-c-incomplete-fix-for-cve-2016-8862/

In ImageMagick before 6.9.8-8 and 7.x before 7.0.5-9, the ReadJP2Image function in coders/jp2.c does not properly validate the channel geometry, leading to a crash.

In ImageMagick before 6.9.9-0 and 7.x before 7.0.6-1, the ReadOneMNGIm ...