Ubuntu Security Notice (C) 2012-2013 Canonical, Inc. / NASL script (C) 2012-2013 Tenable Network Security, Inc.
The remote Ubuntu host is missing a security-related patch.
USN-1367-1 fixed vulnerabilities in libpng. This provides the
corresponding update for Thunderbird.
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
Update the affected thunderbird package.
Risk factor :
High / CVSS Base Score : 7.5
CVSS Temporal Score : 5.5
Public Exploit Available : false