Buffer overflow in the ImagingPcdDecode function in PcdDecode.c in Pillow before 3.1.1 and Python Imaging Library (PIL) 1.1.7 and earlier allows remote attackers to cause a denial of service (crash) via a crafted PhotoCD file.
https://security.gentoo.org/glsa/201612-52
https://github.com/python-pillow/Pillow/pull/1706
https://github.com/python-pillow/Pillow/blob/c3cb690fed5d4bf0c45576759de55d054916c165/CHANGES.rst
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
http://www.openwall.com/lists/oss-security/2016/02/22/2