CVE-2011-3659

Name of the Vulnerable Software and Affected Versions Mozilla Firefox versions prior to 3.6.26 and 4.x through 9.0 Thunderbird versions prior to 3.1.18 and 5.0 through 9.0 SeaMonkey versions prior to 2.7

Description The issue is related to a use-after-free vulnerability that might allow remote attackers to execute arbitrary code. This is due to incorrect AttributeChildRemoved notifications affecting access to removed nsDOMAttribute child nodes.

Recommendations For Mozilla Firefox versions prior to 3.6.26, update to version 3.6.26 or later. For Mozilla Firefox versions 4.x through 9.0, update to a version later than 9.0. For Thunderbird versions prior to 3.1.18, update to version 3.1.18 or later. For Thunderbird versions 5.0 through 9.0, update to a version later than 9.0. For SeaMonkey versions prior to 2.7, update to version 2.7 or later.