Heap-based buffer overflow in chan_skinny.c in the Skinny channel driver in Asterisk Open Source 1.6.2.x before 1.6.2.24, 1.8.x before 1.8.11.1, and 10.x before 10.3.1 allows remote authenticated users to cause a denial of service or possibly have unspecified other impact via a series of KEYPAD_BUTTON_MESSAGE events.
https://exchange.xforce.ibmcloud.com/vulnerabilities/75102
http://www.securitytracker.com/id?1026962
http://www.securityfocus.com/bid/53210
http://www.debian.org/security/2012/dsa-2460
http://secunia.com/advisories/48941
http://secunia.com/advisories/48891
http://lists.fedoraproject.org/pipermail/package-announce/2012-May/079759.html
http://downloads.asterisk.org/pub/security/AST-2012-005.html