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Ubuntu Security Notice USN-1620-1
October 26, 2012

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

- Ubuntu 12.10
- Ubuntu 12.04 LTS
- Ubuntu 11.10
- Ubuntu 11.04
- Ubuntu 10.04 LTS

Summary:

Several security issues were fixed in Firefox.

Software Description:
- firefox: Mozilla Open Source web browser

Details:

Mariusz Mlynski and others discovered several flaws in Firefox that allowed
a remote attacker to conduct cross-site scripting (XSS) attacks.
(CVE-2012-4194, CVE-2012-4195)

Antoine Delignat-Lavaud discovered a flaw in the way Firefox handled the
Location object. If a user were tricked into opening a specially crafted
page, a remote attacker could exploit this to bypass security protections
and perform cross-origin reading of the Location object. (CVE-2012-4196)

Update instructions:

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

Ubuntu 12.10:
  firefox                         16.0.2+build1-0ubuntu0.12.10.1

Ubuntu 12.04 LTS:
  firefox                         16.0.2+build1-0ubuntu0.12.04.1

Ubuntu 11.10:
  firefox                         16.0.2+build1-0ubuntu0.11.10.1

Ubuntu 11.04:
  firefox                         16.0.2+build1-0ubuntu0.11.04.1

Ubuntu 10.04 LTS:
  firefox                         16.0.2+build1-0ubuntu0.10.04.1

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

References:
  http://www.ubuntu.com/usn/usn-1620-1
  CVE-2012-4194, CVE-2012-4195, CVE-2012-4196

Package Information:

https://launchpad.net/ubuntu/+source/firefox/16.0.2+build1-0ubuntu0.12.10.1

https://launchpad.net/ubuntu/+source/firefox/16.0.2+build1-0ubuntu0.12.04.1

https://launchpad.net/ubuntu/+source/firefox/16.0.2+build1-0ubuntu0.11.10.1

https://launchpad.net/ubuntu/+source/firefox/16.0.2+build1-0ubuntu0.11.04.1

https://launchpad.net/ubuntu/+source/firefox/16.0.2+build1-0ubuntu0.10.04.1