Ubuntu 10.04 LTS / 10.10 / 11.04 / 11.10 : firefox vulnerability (USN-1367-2)

Ubuntu Security Notice (C) 2012-2014 Canonical, Inc. / NASL script (C) 2012-2014 Tenable Network Security, Inc.

Synopsis :

The remote Ubuntu host is missing a security-related patch.

Description :

USN-1367-1 fixed vulnerabilities in libpng. This provides the
corresponding update for Firefox.

Jueri Aedla discovered that libpng did not properly verify the size
used when allocating memory during chunk decompression. If a user or
automated system using libpng were tricked into opening a specially
crafted image, an attacker could exploit this to cause a denial of
service or execute code with the privileges of the user invoking the
program. (CVE-2011-3026).

Solution :

Update the affected firefox package.

Risk factor :

High / CVSS Base Score : 7.5
CVSS Temporal Score : 6.5
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 58034 ()

Bugtraq ID: 52049

CVE ID: CVE-2011-3026