{"id":"CVE-2009-2651","details":"main/rtp.c in Asterisk Open Source 1.6.1 before 1.6.1.2 allows remote attackers to cause a denial of service (crash) via an RTP text frame without a certain delimiter, which triggers a NULL pointer dereference and the subsequent calculation of an invalid pointer.","modified":"2026-01-27T04:09:54.125344Z","published":"2009-07-30T20:00:00Z","withdrawn":"2026-01-27T04:09:54.125344Z","references":[{"type":"ADVISORY","url":"http://downloads.asterisk.org/pub/security/AST-2009-004.html"},{"type":"ADVISORY","url":"http://secunia.com/advisories/36039"},{"type":"FIX","url":"http://www.vupen.com/english/advisories/2009/2067"},{"type":"EVIDENCE","url":"http://downloads.digium.com/pub/security/AST-2009-004-1.6.1.diff.txt"},{"type":"WEB","url":"http://osvdb.org/56571"},{"type":"WEB","url":"http://www.securityfocus.com/bid/35837"},{"type":"WEB","url":"http://www.securitytracker.com/id?1022608"},{"type":"WEB","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/52046"}],"schema_version":"1.7.3"}