<?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 ">=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>