Mozilla products vulnerable to memory corruption in the JavaScript engine

Overview

A vulnerability in the Mozilla JavaScript engine may allow execution of arbitrary code or denial of service.

Description

The Mozilla JavaScript 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 2007-12:

Some of these crashes that showed evidence of memory corruption under certain circumstances and we presume that with enough effort at least some of these could be exploited to run arbitrary code.
Information about the individual bug reports addressed in this update can be found in Mozilla Foundation Security Advisory 2007-12.

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Impact

Potential consequences include remote execution of arbitrary code and denial of service.

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Solution

Upgrade
These vulnerabilities are addressed in Firefox 2.0.0.4, Firefox 1.5.0.12, Thunderbird 2.0.0.4, Thunderbird 1.5.0.12, SeaMonkey 1.0.9, SeaMonkey 1.1.2.

Users that are unable to update should consider the following workaround:

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Disable JavaScript

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

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Vendor Information

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Updated: May 31, 2007

Status

Affected

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.

Addendum

Refer to Mozilla Foundation Security Advisory 2007-12.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23609956 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

• <http://www.mozilla.org/security/announce/2007/mfsa2007-12.html&gt;
• <https://bugzilla.mozilla.org/show_bug.cgi?id=351102&gt;
• <https://bugzilla.mozilla.org/show_bug.cgi?id=369666&gt;
• <https://bugzilla.mozilla.org/show_bug.cgi?id=367561&gt;
• <https://bugzilla.mozilla.org/show_bug.cgi?id=370101&gt;
• <https://bugzilla.mozilla.org/show_bug.cgi?id=370488&gt;
• <https://bugzilla.mozilla.org/show_bug.cgi?id=375183&gt;
• <https://bugzilla.mozilla.org/show_bug.cgi?id=367630&gt;
• <https://bugzilla.mozilla.org/show_bug.cgi?id=375711&gt;
• <https://bugzilla.mozilla.org/show_bug.cgi?id=367121&gt;
• <https://bugzilla.mozilla.org/show_bug.cgi?id=369714&gt;
• <http://secunia.com/advisories/25489/&gt;

Acknowledgements

These vulnerabilities were reported in Mozilla Foundation Security Advisory 2007-12. Mozilla credits Brendan Eich, Igor Bukanov, Jesse Ruderman, moz_bug_r_a4 and Wladimir Palant with reporting these issues.

This document was written by Chris Taschner.

Other Information

CVE IDs:	CVE-2007-2868
Severity Metric:	8.19 Date Public: