Gentoo Linux Security Advisory                           GLSA 200404-10
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                                              http://security.gentoo.org
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  Severity: Low
     Title: iproute local Denial of Service vulnerability

      Date: April 09, 2004
      Bugs: #34294
        ID: 200404-10

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Synopsis
========

The iproute package allows local users to cause a denial of service.

Background
==========

iproute is a set of tools for managing linux network routing and
advanced features.

Affected packages
=================

    -------------------------------------------------------------------
     Package           /     Vulnerable     /               Unaffected
    -------------------------------------------------------------------
     sys-apps/iproute      <= 20010824-r4               >= 20010824-r5

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

It has been reported that iproute can accept spoofed messages on the
kernel netlink interface from local users. This could lead to a local
Denial of Service condition.

Impact
======

Local users could cause a Denial of Service.

Workaround
==========

A workaround is not currently known for this issue. All users are
advised to upgrade to the latest version of the affected package.

Resolution
==========

All iproute users should upgrade to version 20010824-r5 or later:

    # emerge sync

    # emerge -pv ">=sys-apps/iproute-20010824-r5";
    # emerge ">=sys-apps/iproute-20010824-r5";

References
==========

  [ 1 ]  http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0856

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.

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

      http://security.gentoo.org/glsa/glsa-200404-10.xml

Copyright/License
==================
Copyright 2004 Gentoo Technologies, Inc.

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
 
http://creativecommons.org/licenses/by-sa/1.0