ImageMagick 7.0.6-6 has a large loop vulnerability in ReadWPGImage in coders/wpg.c, causing CPU exhaustion via a crafted wpg image file. Upstream issue: https://github.com/ImageMagick/ImageMagick/issues/654 Upstream patch: https://github.com/ImageMagick/ImageMagick/commit/4eae304e773bad8a876c3c26fdffac24d4253ae4