{
  "modified": "2025-04-09T00:30:58Z",
  "published": "2009-07-30T20:00:00Z",
  "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.",
  "references": [
    {
      "type": "ADVISORY",
      "url": "http://downloads.asterisk.org/pub/security/AST-2009-004.html"
    },
    {
      "type": "ADVISORY",
      "url": "http://secunia.com/advisories/36039"
    },
    {
      "type": "ADVISORY",
      "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": "FIX",
      "url": "http://www.vupen.com/english/advisories/2009/2067"
    },
    {
      "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"
    }
  ]
}