Mozilla Products 'nsTreeSelection' Denial of Service vulnerability (Windows)

Summary
The host is installed with Mozilla Firefox/Seamonkey/Thunderbird and is prone to Denial of Servcie vulnerability.
Impact
Successful exploitation will let attackers to execute arbitrary code on the system or cause the browser to crash. Impact Level: Application
Solution
Upgrade to Firefox version 3.0.19 or 3.5.9 http://www.mozilla.com/en-US/firefox/all.html Upgrade to Seamonkey version 2.0.4 http://www.seamonkey-project.org/releases/ Upgrade to Thunderbird version 3.0.4 http://www.mozillamessaging.com/en-US/thunderbird/
Insight
The flaw is due to an error in the 'nsTreeSelection' implementation, that allows to execute arbitrary code or application crash via unspecified vectors that trigger a call to a certain event handler.
Affected
Seamonkey version prior to 2.0.4 Thunderbird version proior to 3.0.4 Firefox version before 3.0.19 and 3.5.x before 3.5.9
References