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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200507-25">
<title>Clam AntiVirus: Integer overflows</title>
<synopsis>
Clam AntiVirus is vulnerable to integer overflows when handling several
file formats, potentially resulting in the execution of arbitrary code.
</synopsis>
<product type="ebuild">clamav</product>
<announced>July 26, 2005</announced>
<revised>August 11, 2005: 02</revised>
<bug>100178</bug>
<access>remote</access>
<affected>
<package name="app-antivirus/clamav" auto="yes" arch="*">
<unaffected range="ge">0.86.2</unaffected>
<vulnerable range="lt">0.86.2</vulnerable>
</package>
</affected>
<background>
<p>
Clam AntiVirus is a GPL anti-virus toolkit, designed for integration
with mail servers to perform attachment scanning. Clam AntiVirus also
provides a command line scanner and a tool for fetching updates of the
virus database.
</p>
</background>
<description>
<p>
Neel Mehta and Alex Wheeler discovered that Clam AntiVirus is
vulnerable to integer overflows when handling the TNEF, CHM and FSG
file formats.
</p>
</description>
<impact type="high">
<p>
By sending a specially-crafted file an attacker could execute arbitrary
code with the permissions of the user running Clam AntiVirus.
</p>
</impact>
<workaround>
<p>
There is no known workaround at this time.
</p>
</workaround>
<resolution>
<p>
All Clam AntiVirus users should upgrade to the latest version:
</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose &quot;&gt;=app-antivirus/clamav-0.86.2&quot;</code>
</resolution>
<references>
<uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-2450">CAN-2005-2450</uri>
<uri link="http://sourceforge.net/project/shownotes.php?release_id=344514">Clam AntiVirus: Release Notes</uri>
</references>
<metadata tag="requester" timestamp="Mon, 25 Jul 2005 17:48:24 +0000">
jaervosz
</metadata>
<metadata tag="submitter" timestamp="Mon, 25 Jul 2005 19:44:22 +0000">
jaervosz
</metadata>
<metadata tag="bugReady" timestamp="Tue, 26 Jul 2005 20:33:43 +0000">
jaervosz
</metadata>
</glsa>