[arch-security] [Arch Linux Security Advisory ASA-201412-4] graphviz: format string vulnerability

[Remi Gacogne]

Arch Linux Security Advisory ASA-201412-4
=========================================

Severity: Medium
Date    : 2014-12-03
CVE-ID  : CVE-2014-9157
Package : graphviz
Type    : format string vulnerability
Remote  : No
Link    : https://wiki.archlinux.org/index.php/CVE-2014

Summary
=======

The package graphviz before version 2.38.0-3 is vulnerable to a format
string vulnerability.

Resolution
==========

Upgrade to 2.38.0-3.

# pacman -Syu "graphviz>=2.38.0-3"

The problem has been fixed upstream, but there has been no release
including the fix yet.

Workaround
==========

None.

Description
===========

A format string vulnerability has been found in the error reporting part
of the parser used by graphviz.

Impact
======

An attacker might be able to execute arbitrary code by supplying a
specially crafted file to graphviz.

References
==========

https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-9157
http://seclists.org/oss-sec/2014/q4/872
https://bugs.archlinux.org/task/42983
https://github.com/ellson/graphviz/commit/99eda421f7ddc27b14e4ac1d2126e5fe41719081

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