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Gentoo Linux Security Advisory                           GLSA 201110-20
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                                            http://security.gentoo.org/
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 Severity: High
    Title: Clam AntiVirus: Multiple vulnerabilities
     Date: October 23, 2011
     Bugs: #338226, #347627, #354019, #378815, #387521
       ID: 201110-20

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Synopsis
========

Multiple vulnerabilities were found in Clam AntiVirus, the most severe
of which may allow the execution of arbitrary code.

Background
==========

Clam AntiVirus (short: ClamAV) is an anti-virus toolkit for UNIX,
designed especially for e-mail scanning on mail gateways.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  app-antivirus/clamav         < 0.97.3                  >= 0.97.3

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

Multiple vulnerabilities have been discovered in Clam AntiVirus. Please
review the CVE identifiers referenced below for details.

Impact
======

An unauthenticated remote attacker may execute arbitrary code with the
privileges of the Clam AntiVirus process or cause a Denial of Service
by causing an affected user or system to scan a crafted file.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Clam AntiVirus users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-antivirus/clamav-0.97.3"

NOTE: This is a legacy GLSA. Updates for all affected architectures are
available since August 27, 2011. It is likely that your system is
already no longer affected by this issue.

References
==========

[ 1 ] CVE-2010-0405
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-0405
[ 2 ] CVE-2010-3434
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-3434
[ 3 ] CVE-2010-4260
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-4260
[ 4 ] CVE-2010-4261
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-4261
[ 5 ] CVE-2010-4479
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-4479
[ 6 ] CVE-2011-1003
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1003
[ 7 ] CVE-2011-2721
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2721
[ 8 ] CVE-2011-3627
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-3627

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

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

 http://security.gentoo.org/glsa/glsa-201110-20.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
https://bugs.gentoo.org.

License
=======

Copyright 2011 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