[ GLSA 200712-19 ] Syslog-ng: Denial of Service
From: Robert Buchholz <rbu@gentoo.org.>
To: [email protected]
Subject: [ GLSA 200712-19 ] Syslog-ng: Denial of Service
Date: Sat, 29 Dec 2007 16:59:52 +0100
User-Agent: KMail/1.9.7
Cc: [email protected], [email protected],
[email protected]
MIME-Version: 1.0
Content-Type: multipart/signed;
boundary="nextPart3354977.OlKhCqCDLU";
protocol="application/pgp-signature";
micalg=pgp-sha1
Content-Transfer-Encoding: 7bit
Message-Id: <200712291659.52798.rbu@gentoo.org.>
X-Virus-Scanned: antivirus-gw at tyumen.ru
--nextPart3354977.OlKhCqCDLU
Content-Type: text/plain;
charset="us-ascii"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory GLSA 200712-19
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
http://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal
Title: Syslog-ng: Denial of Service
Date: December 29, 2007
Bugs: #202718
ID: 200712-19
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Synopsis
========
A Denial of Service vulnerability has been discovered in Syslog-ng.
Background
==========
Syslog-ng is a flexible and scalable system logger.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-admin/syslog-ng < 2.0.6 >= 2.0.6
Description
===========
Oriol Carreras reported a NULL pointer dereference in the
log_msg_parse() function when processing timestamps without a
terminating whitespace character.
Impact
======
A remote attacker could send a specially crafted event to a vulnerable
Syslog-ng server, resulting in a crash.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Syslog-ng users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-admin/syslog-ng-2.0.6"
References
==========
[ 1 ] CVE-2007-6437
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6437
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200712-19.xml
Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users machines is of utmost
importance to us. Any security concerns should be addressed to
[email protected] or alternatively, you may file a bug at
http://bugs.gentoo.org.
License
=======
Copyright 2007 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
http://creativecommons.org/licenses/by-sa/2.5
--nextPart3354977.OlKhCqCDLU
Content-Type: application/pgp-signature; name=signature.asc
Content-Description: This is a digitally signed message part.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.7 (GNU/Linux)
iD8DBQBHdm74yZx3L/ph1soRAkJzAKCNqYh9Eq5FP5uu35KieLWX0xjjHwCgpUll
AiDiP+lNbmPo+l5kjQ/fy+8=
=3SdB
-----END PGP SIGNATURE-----
--nextPart3354977.OlKhCqCDLU--
