GLSA-201404-03 : OptiPNG: User-assisted execution of arbitrary code

This script is Copyright (C) 2014-2015 Tenable Network Security, Inc.

Synopsis :

The remote Gentoo host is missing one or more security-related

Description :

The remote host is affected by the vulnerability described in GLSA-201404-03
(OptiPNG: User-assisted execution of arbitrary code)

A use-after-free vulnerability exists in the palette reduction
functionality of OptiPNG.

Impact :

A remote attacker could entice a user to open a specially crafted image
file, possibly resulting in execution of arbitrary code with the
privileges of the process or a Denial of Service condition.

Workaround :

There is no known workaround at this time.

See also :

Solution :

All OptiPNG users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=media-gfx/optipng-0.7.3'

Risk factor :

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

Family: Gentoo Local Security Checks

Nessus Plugin ID: 73392 ()

Bugtraq ID: 55566

CVE ID: CVE-2012-4432