USN-1693-1: OpenJDK 7 vulnerabilities

16 January 2013

openjdk-7 vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 12.10

Summary

OpenJDK 7 could be made to crash or run programs as your login if it opened a specially crafted Java applet.

Software Description

  • openjdk-7 - Open Source Java implementation

Details

It was discovered that OpenJDK 7’s security mechanism could be bypassed via Java applets. If a user were tricked into opening a malicious website, a remote attacker could exploit this to perform arbitrary code execution as the user invoking the program.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 12.10
icedtea-7-jre-cacao - 7u9-2.3.4-0ubuntu1.12.10.1
icedtea-7-jre-jamvm - 7u9-2.3.4-0ubuntu1.12.10.1
openjdk-7-jre - 7u9-2.3.4-0ubuntu1.12.10.1
openjdk-7-jre-headless - 7u9-2.3.4-0ubuntu1.12.10.1
openjdk-7-jre-lib - 7u9-2.3.4-0ubuntu1.12.10.1
openjdk-7-jre-zero - 7u9-2.3.4-0ubuntu1.12.10.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to restart your browser to make all the necessary changes.

References