A new security update has been released for Gentoo Linux - Apache mod_tcl: Format string vulnerability. Here the announcement:
Gentoo Linux Security Advisory GLSA 200610-12
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http://security.gentoo.org/
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Severity: High
Title: Apache mod_tcl: Format string vulnerability
Date: October 24, 2006
Bugs: #151359
ID: 200610-12
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Synopsis
========
A format string vulnerabilty has been found in Apache mod_tcl, which
could lead to the remote execution of arbitrary code.
Background
==========
Apache mod_tcl is a TCL interpreting module for the Apache 2.x web
server.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 www-apache/mod_tcl < 1.0.1 >= 1.0.1
Description
===========
Sparfell discovered format string errors in calls to the set_var
function in tcl_cmds.c and tcl_core.c.
Impact
======
A remote attacker could exploit the vulnerability to execute arbitrary
code with the rights of the user running the Apache server.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All mod_tcl users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=www-apache/mod_tcl-1.0.1"
References
==========
[ 1 ] CVE-2006-4154
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4154
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200610-12.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
security@gentoo.org or alternatively, you may file a bug at
http://bugs.gentoo.org.
License
=======
Copyright 2006 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
