Firefox 3.6.x < 3.6.27 png_decompress_chunk Integer Overflow (Mac OS X)

This script is Copyright (C) 2012-2014 Tenable Network Security, Inc.

Synopsis :

The remote Mac OS X host contains a web browser that is potentially
affected by an integer overflow vulnerability.

Description :

The installed version of Firefox 3.6.x is earlier than 3.6.27 and is,
therefore, potentially affected by an integer overflow vulnerability
in libpng, a library used by this application. When decompressing
certain PNG image files, this could be exploited to crash the
application or even execute arbitrary code.

See also :

Solution :

Upgrade to Firefox 3.6.27 or later.

Risk factor :

High / CVSS Base Score : 9.3
CVSS Temporal Score : 8.1
Public Exploit Available : false

Family: MacOS X Local Security Checks

Nessus Plugin ID: 58072 ()

Bugtraq ID: 52049

CVE ID: CVE-2011-3026