Integer overflow in the FontData::Bound function in data/font_data.cc in Google sfntly, as used in Google Chrome before 47.0.2526.73, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted offset or length value within font data in an SFNT container.
http://googlechromereleases.blogspot.com/2015/12/stable-channel-update.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00016.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00017.html
https://code.google.com/p/chromium/issues/detail?id=497302
https://codereview.chromium.org/1367323002/
https://github.com/googlei18n/sfntly/commit/de776d4ef06ca29c240de3444348894f032b03ff
https://security.gentoo.org/glsa/201603-09