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Mozilla Layout Engine vulnerability

Vulnerability Note VU#606260

Original Release Date: 2006-12-20 | Last Revised: 2007-02-07


A vulnerability exists in the Mozilla Layout Engine that may allow a remote attacker to compromise a vulnerable system.


The Mozilla Layout Engine contains an unspecified vulnerability that may result in memory corruption. The impact of this memory corruption is unclear. According to Mozilla Foundation Security Advisory 2006-68:

Some of these were crashes that showed evidence of memory corruption and we presume that at least some of these could be exploited to run arbitrary code with enough effort.


The specific consequences of this vulnerability are not clear, but may include execution of arbitrary code and denial of service.


Apply an update

According to the Mozilla Foundation Security Update 2006-68, this vulnerability is addressed in Firefox, Firefox, Thunderbird, and SeaMonkey 1.0.7.

Disable JavaScript

For instructions on how to disable JavaScript in Firefox, please refer to the Firefox section of the Securing Your Web Browser document.

Vendor Information


Mozilla Affected

Updated:  December 20, 2006



Vendor Statement

We have not received a statement from the vendor.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.


Refer to Mozilla Foundation Security Advisory 2006-68.

If you have feedback, comments, or additional information about this vulnerability, please send us email.

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This vulnerability was reported in Mozilla Foundation Security Advisory 2006-68. Mozilla credits Andrew Miller, David Baron, Georgi Guninski, Jesse Ruderman, Olli Pettay and Vladimir Vukicevic with providing information about this issue.

This document was written by Chris Taschner.

Other Information

CVE IDs: CVE-2006-6497
Severity Metric: 4.13
Date Public: 2006-12-19
Date First Published: 2006-12-20
Date Last Updated: 2007-02-07 18:43 UTC
Document Revision: 34

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