Stack-based buffer overflow in the yyerror function in lib/cgraph/scan.l in Graphviz 2.34.0 allows remote attackers to have unspecified impact via a long line in a dot file.
https://security.gentoo.org/glsa/201702-06
https://exchange.xforce.ibmcloud.com/vulnerabilities/90085
https://bugzilla.redhat.com/show_bug.cgi?id=1049165
https://bugs.gentoo.org/show_bug.cgi?id=497274
http://www.securityfocus.com/bid/64674
http://www.mandriva.com/security/advisories?name=MDVSA-2014:024
http://www.debian.org/security/2014/dsa-2843
http://secunia.com/advisories/56244
http://secunia.com/advisories/55666