View at Official ubuntu advisory, NVD, CVE.org · CVE detail
Freshness: upstream tracker timestamp is available; use API updated time as primary recency signal.
CVE-2016-9556 low priority: Ubuntu including 1 source packages (imagemagick), 5 status rows across 5 suites (precise, trusty, upstream, xenial, yakkety): released 4, needed 1.
The IsPixelGray function in MagickCore/pixel-accessor.h in ImageMagick 7.0.3-8 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted image file.