CVE-2009-1097

Múltiples desbordamientos de búfer en Java SE Development Kit (JDK) y Java Runtime Environment (JRE) versión 6 Update 12 y anteriores, permiten a los atacantes remotos acceder a archivos o ejecutar código arbitrario por medio de (1) una imagen PNG diseñada que desencadena un desbordamiento de enteros durante la asignación de memoria para su visualización en la pantalla de presentación, también se conoce como CR 6804996; y (2) una imagen GIF diseñada a partir de la cual se utilizan valores no especificados en el cálculo de desplazamientos, conllevando a una corrupción de puntero de objeto, también se conoce como CR 6804997.

It was discovered that font creation could leak temporary files. If a user were tricked into loading a malicious program or applet, a remote attacker could consume disk space, leading to a denial of service. It was discovered that the lightweight HttpServer did not correctly close files on dataless connections. A remote attacker could send specially crafted requests, leading to a denial of service. Certain 64bit Java actions would crash an application. A local attacker might be able to cause a denial of service. It was discovered that LDAP connections did not close correctly. A remote attacker could send specially crafted requests, leading to a denial of service. Java LDAP routines did not unserialize certain data correctly. A remote attacker could send specially crafted requests that could lead to arbitrary code execution. Java did not correctly check certain JAR headers. If a user or automated system were tricked into processing a malicious JAR file, a remote attacker could crash the application, leading to a denial of service. It was discovered that PNG and GIF decoding in Java could lead to memory corruption. If a user or automated system were tricked into processing a specially crafted image, a remote attacker could crash the application, leading to a denial of service.