A new security update has been released for Gentoo Linux - Mailutils: Format string vulnerability in imap4d. Here the announcement:
Gentoo Linux Security Advisory GLSA 200509-10
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http://security.gentoo.org/
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Severity: High
Title: Mailutils: Format string vulnerability in imap4d
Date: September 17, 2005
Bugs: #105458
ID: 200509-10
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Synopsis
========
The imap4d server contains a vulnerability allowing an authenticated
user to execute arbitrary code with the privileges of the imap4d
process.
Background
==========
The GNU Mailutils are a collection of mail-related utilities, including
an IMAP4 server (imap4d).
Affected packages
=================
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Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-mail/mailutils < 0.6-r2 >= 0.6-r2
Description
===========
The imap4d server contains a format string bug in the handling of IMAP
SEARCH requests.
Impact
======
An authenticated IMAP user could exploit the format string error in
imap4d to execute arbitrary code as the imap4d user, which is usually
root.
Workaround
==========
There are no known workarounds at this time.
Resolution
==========
All GNU Mailutils users should upgrade to the latest available version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-mail/mailutils-0.6-r2"
References
==========
[ 1 ] iDEFENSE 09.09.05 advisory
http://www.idefense.com/application/poi/display?id03&type=vulnerabilities
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200509-10.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 2005 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/2.0
