Mozilla Thunderbird Multiple Vulnerabilities Feb-09 (Linux)

Summary
The host is installed with Mozilla Thunderbird and is prone to multiple vulnerabilities.
Impact
Successful exploitation may let the attacker cause remote code execution or may cause memory/application crash to conduct denial of service attack. Impact Level: System/Application
Solution
Upgrade to Thunderbird version 2.0.0.21 http://www.mozilla.com/en-US/thunderbird
Insight
Flaws are in vectors related to the layout engine and destruction of arbitrary layout objects by the 'nsViewManager::Composite' function.
Affected
Thunderbird version prior to 2.0.0.21 on Linux.
References