metadata/glsa/glsa-201006-08.xml


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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">

<glsa id="201006-08">
  <title>nano: Multiple vulnerabilities</title>
  <synopsis>
    Race conditions when editing files could lead to symlink attacks or changes
    of ownerships of important files.
  </synopsis>
  <product type="ebuild">nano</product>
  <announced>June 01, 2010</announced>
  <revised>June 01, 2010: 01</revised>
  <bug>315355</bug>
  <access>local</access>
  <affected>
    <package name="app-editors/nano" auto="yes" arch="*">
      <unaffected range="ge">2.2.4</unaffected>
      <vulnerable range="lt">2.2.4</vulnerable>
    </package>
  </affected>
  <background>
    <p>
    nano is a GNU GPL'd Pico clone with more functionality.
    </p>
  </background>
  <description>
    <p>
    Multiple race condition vulnerabilities have been discovered in nano.
    For further information please consult the CVE entries referenced
    below.
    </p>
  </description>
  <impact type="normal">
    <p>
    Under certain conditions, a local, user-assisted attacker could
    possibly overwrite arbitrary files via a symlink attack on an
    attacker-owned file that is being edited by the victim, or change the
    ownership of arbitrary files.
    </p>
  </impact>
  <workaround>
    <p>
    There is no known workaround at this time.
    </p>
  </workaround>
  <resolution>
    <p>
    All nano users should upgrade to the latest version:
    </p>
    <code>
    # emerge --sync
    # emerge --ask --oneshot --verbose &quot;&gt;=app-editors/nano-2.2.4&quot;</code>
  </resolution>
  <references>
    <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-1160">CVE-2010-1160</uri>
    <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-1161">CVE-2010-1161</uri>
  </references>
  <metadata tag="requester" timestamp="Fri, 30 Apr 2010 14:22:38 +0000">
    chiiph
  </metadata>
  <metadata tag="submitter" timestamp="Thu, 27 May 2010 14:24:42 +0000">
    keytoaster
  </metadata>
  <metadata tag="bugReady" timestamp="Thu, 27 May 2010 17:43:51 +0000">
    vorlon
  </metadata>
</glsa>