GLSA-201402-03 : Pixman: User-assisted execution of arbitrary code

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


Synopsis :

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

Description :

The remote host is affected by the vulnerability described in GLSA-201402-03
(Pixman: User-assisted execution of arbitrary code)

The trapezoid handling code in Pixman contains an integer underflow
vulnerability.

Impact :

A context-dependent attacker could entice a user to open a specially
crafted file using an application linked against Pixman, 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 :

http://www.gentoo.org/security/en/glsa/glsa-201402-03.xml

Solution :

All Pixman users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=x11-libs/pixman-0.32.4'
Packages which depend on this library may need to be recompiled. Tools
such as revdep-rebuild may assist in identifying these packages.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 4.3
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Gentoo Local Security Checks

Nessus Plugin ID: 72256 ()

Bugtraq ID: 64122

CVE ID: CVE-2013-6425