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. (CVE-2006-2426, CVE-2009-1100)
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. (CVE-2009-1101)
26 March 2009
A security issue affects these releases of Ubuntu and its derivatives:
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. (CVE-2006-2426, CVE-2009-1100)
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. (CVE-2009-1101)
The Java Runtime Environment did not correctly validate certain generated code. If a user were tricked into running a malicious applet a remote attacker could execute arbitrary code. (CVE-2009-1102)
It was discovered that LDAP connections did not close correctly. A remote attacker could send specially crafted requests, leading to a denial of service. (CVE-2009-1093)
Java LDAP routines did not unserialize certain data correctly. A remote attacker could send specially crafted requests that could lead to arbitrary code execution. (CVE-2009-1094)
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. (CVE-2009-1095, CVE-2009-1096)
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. (CVE-2009-1097, CVE-2009-1098)
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system upgrade you need to restart any Java applications to effect the necessary changes.
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