rtp.c in Asterisk Open Source 1.2.x before 1.2.37, 1.4.x before 1.4.27.1, 1.6.0.x before 1.6.0.19, and 1.6.1.x before 1.6.1.11; Business Edition B.x.x before B.2.5.13, C.2.x.x before C.2.4.6, and C.3.x.x before C.3.2.3; and s800i 1.3.x before 1.3.0.6 allows remote attackers to cause a denial of service (daemon crash) via an RTP comfort noise payload with a long data length.
https://issues.asterisk.org/view.php?id=16242
https://exchange.xforce.ibmcloud.com/vulnerabilities/54471
http://www.vupen.com/english/advisories/2009/3368
http://www.securityfocus.com/bid/37153
http://www.securityfocus.com/archive/1/508147/100/0/threaded
http://www.redhat.com/archives/fedora-package-announce/2009-December/msg00759.html
http://www.debian.org/security/2009/dsa-1952
http://securitytracker.com/id?1023249
http://secunia.com/advisories/37708