Gentoo: GLSA-200903-38: Squid: Multiple Denial of Service vulnerabilities
Summary
Gentoo Linux Security Advisory GLSA 200903-38
https://security.gentoo.org/
Severity: Normal
Title: Squid: Multiple Denial of Service vulnerabilities
Date: March 24, 2009
Bugs: #216319, #257585
ID: 200903-38
Synopsis
=======
Multiple vulnerabilities have been found in Squid which allow for
remote Denial of Service attacks.
Background
=========
Squid is a full-featured web proxy cache.
Affected packages
================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-proxy/squid < 2.7.6 >= 2.7.6
==========
* The arrayShrink function in lib/Array.c can cause an array to
shrink to 0 entries, which triggers an assert error. NOTE: this issue
is due to an incorrect fix for CVE-2007-6239 (CVE-2008-1612).
* An invalid version number in a HTTP request may trigger an
assertion in HttpMsg.c and HttpStatusLine.c (CVE-2009-0478).
Impact
=====
The issues allows for Denial of Service attacks against the service via
an HTTP request with an invalid version number and other specially
crafted requests.
Workaround
=========
There is no known workaround at this time.
Resolution
=========
All Squid users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-proxy/squid-2.7.6"
References
=========
[ 1 ] CVE-2007-6239
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6239
[ 2 ] CVE-2008-1612
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1612
[ 3 ] CVE-2009-0478
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0478
[ 4 ] GLSA-200801-05
https://security.gentoo.org/glsa/200801-05
Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/200903-38
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
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org/.
License
======
Copyright 2009 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.
https://creativecommons.org/licenses/by-sa/2.5/
Resolution
References
Availability
Concerns
![Dist Gentoo](/images/distros/dist-gentoo.png)