Ubuntu Security Notice USN-748-1 - 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.
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