cff/cf2ft.c in FreeType before 2.5.4 does not validate the return values of point-allocation functions, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted OTF font.
https://security.gentoo.org/glsa/201503-05
https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-9472
http://www.ubuntu.com/usn/USN-2739-1
http://www.ubuntu.com/usn/USN-2510-1
http://www.securityfocus.com/bid/72986
http://lists.opensuse.org/opensuse-updates/2015-03/msg00091.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150162.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150148.html
http://code.google.com/p/google-security-research/issues/detail?id=185