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Ubuntu 12.10 USN-1729-2 Moderate: Firefox Crash Regression Fix

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Calendar Grey March 1, 2013
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Due to a regression, Firefox might crash or freeze under normal use.

Summary

Due to a regression, Firefox might crash or freeze under normal use.

Software Description:

- firefox: Mozilla Open Source web browser

Details:

USN-1729-1 fixed vulnerabilities in Firefox. This update introduced a

regression which sometimes resulted in freezes and crashes when using

multiple tabs with images displayed. This update fixes the problem.

We apologize for the inconvenience.

Original advisory details:

Olli Pettay, Christoph Diehl, Gary Kwong, Jesse Ruderman, Andrew McCreight,

Joe Drew, Wayne Mery, Alon Zakai, Christian Holler, Gary Kwong, Luke

Wagner, Terrence Cole, Timothy Nikkel, Bill McCloskey, and Nicolas Pierron

discovered multiple memory safety issues affecting Firefox. If the user

were tricked into opening a specially crafted page, an attacker could

possibly exploit these to cause a denial of service via application crash.

(CVE-2013-0783, CVE-2013-0784)

Atte Kettunen discovered that Firefox could perform an out-of-bounds read

...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory moderate update firefox web browser ubuntu crash

Update Instructions

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

Ubuntu 12.10:
  firefox                         19.0+build1-0ubuntu0.12.10.2

Ubuntu 12.04 LTS:
  firefox                         19.0+build1-0ubuntu0.12.04.2

Ubuntu 11.10:
  firefox                         19.0+build1-0ubuntu0.11.10.2

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

References

https://ubuntu.com/security/notices/USN-1729-2

https://ubuntu.com/security/notices/USN-1729-1

https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1134409

Severity
important
Lowest
Low
Medium
High
Critical

=========================================================================Ubuntu Security Notice USN-1729-2

Topics%20covered

Topics Covered

security advisory moderate update firefox web browser ubuntu crash

Package Information

https://launchpad.net/ubuntu/+source/firefox/19.0+build1-0ubuntu0.12.10.2
https://launchpad.net/ubuntu/+source/firefox/19.0+build1-0ubuntu0.12.04.2
https://launchpad.net/ubuntu/+source/firefox/19.0+build1-0ubuntu0.11.10.2

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