Mozilla · Firefox · CVE-2006-3811
**Name of the Vulnerable Software and Affected Versions**
Mozilla Firefox versions prior to 1.5.0.5
Thunderbird versions prior to 1.5.0.5
SeaMonkey versions prior to 1.0.3
**Description**
The issue allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via Javascript that leads to memory corruption. This includes problems with `nsListControlFrame::FireMenuItemActiveEvent`, buffer overflows in the string class in out-of-memory conditions, table row and column groups, anonymous box selectors outside of UA stylesheets, stale references to removed nodes, and running the `crypto.generateCRMFRequest` callback on deleted context.
**Recommendations**
For Mozilla Firefox versions prior to 1.5.0.5, update to version 1.5.0.5 or later.
For Thunderbird versions prior to 1.5.0.5, update to version 1.5.0.5 or later.
For SeaMonkey versions prior to 1.0.3, update to version 1.0.3 or later.