Secunia Research: Mozilla Firefox Memory Corruption Vulnerability

======================================================================

                 Secunia Research 18/02/2010

      - Mozilla Firefox Memory Corruption Vulnerability -

======================================================================
Table of Contents

Affected Software…1
Severity…2
Vendor's Description of Software…3
Description of Vulnerability…4
Solution…5
Time Table…6
Credits…7
References…8
About Secunia…9
Verification…10

======================================================================
1) Affected Software

• Mozilla Firefox 3.0.15 and 3.5.4.

NOTE: Other versions may also be affected.

======================================================================
2) Severity

Rating: Highly critical
Impact: System access
Where: Remote

======================================================================
3) Vendor's Description of Software

"The award-winning Firefox Web browser has security, speed and new
features that will change the way you use the Web. Don’t settle for
anything less."

Product Link:
http://www.mozilla.com/firefox/

======================================================================
4) Description of Vulnerability

Secunia Research has discovered a vulnerability in Mozilla Firefox,
which can be exploited by malicious people to compromise a user's
system.

The vulnerability is caused by an error when handling out-of-memory
conditions. This can be exploited to corrupt memory and execute
arbitrary code via a specially crafted web page.

======================================================================
5) Solution

Update to version 3.0.18 or 3.5.8.

======================================================================
6) Time Table

04/11/2009 - Vendor notified.
04/11/2009 - Vendor response.
18/02/2010 - Public disclosure.

======================================================================
7) Credits

Discovered by Alin Rad Pop, Secunia Research.

======================================================================
8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned
CVE-2009-1571 for the vulnerability.

======================================================================
9) About Secunia

Secunia offers vulnerability management solutions to corporate
customers with verified and reliable vulnerability intelligence
relevant to their specific system configuration:

http://secunia.com/advisories/business_solutions/

Secunia also provides a publicly accessible and comprehensive advisory
database as a service to the security community and private
individuals, who are interested in or concerned about IT-security.

http://secunia.com/advisories/

Secunia believes that it is important to support the community and to
do active vulnerability research in order to aid improving the
security and reliability of software in general:

http://secunia.com/secunia_research/

Secunia regularly hires new skilled team members. Check the URL below
to see currently vacant positions:

http://secunia.com/corporate/jobs/

Secunia offers a FREE mailing list called Secunia Security Advisories:

http://secunia.com/advisories/mailing_lists/

======================================================================
10) Verification

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2009-45/

Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/

======================================================================