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Ubuntu: Security update for OpenJDK

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.

Updated packages are available from security.ubuntu.com.

==========================================================================
Ubuntu Security Notice USN-1693-1
January 16, 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

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

References:
 http://www.ubuntu.com/usn/usn-1693-1
 CVE-2012-3174, CVE-2013-0422

Package Information:
 https://launchpad.net/ubuntu/+source/openjdk-7/7u9-2.3.4-0ubuntu1.12.10.1
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