The convolution implementation in Skia, as used in Google Chrome before 47.0.2526.73, does not properly constrain row lengths, which allows remote attackers to cause a denial of service (out-of-bounds memory access) or possibly have unspecified other impact via crafted graphics data.
googlechromereleases.blogspot.com/2015/12/stable-channel-update.html
lists.opensuse.org/opensuse-security-announce/2015-12/msg00016.html
lists.opensuse.org/opensuse-security-announce/2015-12/msg00017.html
www.debian.org/security/2015/dsa-3415
www.securityfocus.com/bid/78416
www.securitytracker.com/id/1034298
www.ubuntu.com/usn/USN-2825-1
code.google.com/p/chromium/issues/detail?id=491660
codereview.chromium.org/1187173005
security.gentoo.org/glsa/201603-09