{
  "id": "CVE-2009-0749",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2009-03-02T20:30:00.217",
  "lastModified": "2024-02-02T16:03:23.150",
  "vulnStatus": "Analyzed",
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    {
      "lang": "en",
      "value": "Use-after-free vulnerability in the GIFReadNextExtension function in lib/pngxtern/gif/gifread.c in OptiPNG 0.6.2 and earlier allows context-dependent attackers to cause a denial of service (application crash) via a crafted GIF image that causes the realloc function to return a new pointer, which triggers memory corruption when the old pointer is accessed."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad del tipo \"use-after-free\" (usar recurso despu\u00e9s de haberlo liberado o destruido) en la funci\u00f3n GIFReadNextExtension en lib/pngxtern/gif/gifread.c en OptiPNG v.0.6.2 y anteriores. Permite a atacantes dependientes del contexto causar una denegaci\u00f3n del servicio (indisponibilidad y ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s de una imagen GIF manipulada que provoca que la llamada a la funci\u00f3n realloc devuelva un nuevo puntero, que causa una corrupci\u00f3n de memoria cuando se accede al viejo puntero."
    }
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