Buffer overflow in the rc_mksid function in plugins/radius/util.c in Paul's PPP Package (ppp) 2.4.6 and earlier, when the PID for pppd is greater than 65535, allows remote attackers to cause a denial of service (crash) via a start accounting message to the RADIUS server.
http://advisories.mageia.org/MGASA-2015-0173.html
http://lists.opensuse.org/opensuse-updates/2015-11/msg00147.html
http://www.debian.org/security/2015/dsa-3228
http://www.mandriva.com/security/advisories?name=MDVSA-2015:222
http://www.securityfocus.com/bid/74163
http://www.ubuntu.com/usn/USN-2595-1