Off-by-one error in coders/wpg.c in ImageMagick allows remote attackers to have unspecified impact via vectors related to a string copy.
https://security.gentoo.org/glsa/201702-09
https://github.com/ImageMagick/ImageMagick/commit/d23beebe7b1179fb75db1e85fbca3100e49593d9
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=851483
http://www.securityfocus.com/bid/95749
http://www.openwall.com/lists/oss-security/2017/01/17/5