glsa-200507-25.xml


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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>2005-07-26</announced>
  <revised count="02">2005-08-11</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 "&gt;=app-antivirus/clamav-0.86.2"</code>
  </resolution>
  <references>
    <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-2450">CAN-2005-2450</uri>
    <uri link="https://sourceforge.net/project/shownotes.php?release_id=344514">Clam AntiVirus: Release Notes</uri>
  </references>
  <metadata tag="requester" timestamp="2005-07-25T17:48:24Z">
    jaervosz
  </metadata>
  <metadata tag="submitter" timestamp="2005-07-25T19:44:22Z">
    jaervosz
  </metadata>
  <metadata tag="bugReady" timestamp="2005-07-26T20:33:43Z">
    jaervosz
  </metadata>
</glsa>