Buffer overflow in lib/load_http.c in ippool in Darren Reed IPFilter (aka IP Filter) 4.1.31 allows local users to gain privileges via vectors involving a long hostname in a URL.
https://exchange.xforce.ibmcloud.com/vulnerabilities/50716
http://www.securitytracker.com/id?1022272
http://www.securityfocus.com/bid/35076
http://cvsweb.netbsd.org/bsdweb.cgi/src/dist/ipf/lib/load_http.c.diff?r1=1.1&r2=1.2&f=h
http://cvsweb.netbsd.org/bsdweb.cgi/src/dist/ipf/lib/load_http.c