<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200802-08">
  <title>Boost: Denial of service</title>
  <synopsis>
    Two vulnerabilities have been reported in Boost, each one possibly
    resulting in a Denial of Service.
  </synopsis>
  <product type="ebuild">boost</product>
  <announced>2008-02-14</announced>
  <revised count="01">2008-02-14</revised>
  <bug>205955</bug>
  <access>remote</access>
  <affected>
    <package name="dev-libs/boost" auto="yes" arch="*">
      <unaffected range="ge">1.34.1-r2</unaffected>
      <vulnerable range="lt">1.34.1-r2</vulnerable>
    </package>
  </affected>
  <background>
    <p>
    Boost is a set of C++ libraries, including the Boost.Regex library to
    process regular expressions.
    </p>
  </background>
  <description>
    <p>
    Tavis Ormandy and Will Drewry from the Google Security Team reported a
    failed assertion in file regex/v4/perl_matcher_non_recursive.hpp
    (CVE-2008-0171) and a NULL pointer dereference in function
    get_repeat_type() file basic_regex_creator.hpp (CVE-2008-0172) when
    processing regular expressions.
    </p>
  </description>
  <impact type="normal">
    <p>
    A remote attacker could provide specially crafted regular expressions
    to an application using Boost, resulting in a crash.
    </p>
  </impact>
  <workaround>
    <p>
    There is no known workaround at this time.
    </p>
  </workaround>
  <resolution>
    <p>
    All Boost users should upgrade to the latest version:
    </p>
    <code>
    # emerge --sync
    # emerge --ask --oneshot --verbose "&gt;=dev-libs/boost-1.34.1-r2"</code>
  </resolution>
  <references>
    <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-0171">CVE-2008-0171</uri>
    <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-0172">CVE-2008-0172</uri>
  </references>
  <metadata tag="requester" timestamp="2008-02-10T14:26:57Z">
    jaervosz
  </metadata>
  <metadata tag="bugReady" timestamp="2008-02-10T14:27:09Z">
    jaervosz
  </metadata>
  <metadata tag="submitter" timestamp="2008-02-13T20:51:31Z">
    p-y
  </metadata>
</glsa>
