Public Date:
488276: CVE-2009-0773 Firefox 3 crashes in the JavaScript engine

The MITRE CVE dictionary describes this issue as:

The JavaScript engine in Mozilla Firefox before 3.0.7, Thunderbird before, and SeaMonkey 1.1.15 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via (1) a splice of an array that contains "some non-set elements," which causes jsarray.cpp to pass an incorrect argument to the ResizeSlots function, which triggers memory corruption&#59; (2) vectors related to js_DecompileValueGenerator, jsopcode.cpp, __defineSetter__, and watch, which triggers an assertion failure or a segmentation fault&#59; and (3) vectors related to gczeal, __defineSetter__, and watch, which triggers a hang.

Find out more about CVE-2009-0773 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 6.8
Base Metrics AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux version 5 (firefox) RHSA-2009:0315 2009-03-05
Red Hat Enterprise Linux version 4 (firefox) RHSA-2009:0315 2009-03-05

Affected Packages State

Platform Package State
Red Hat Enterprise Linux version 5 xulrunner Fixed