<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="201409-08"> <title>libxml2: Denial of service</title> <synopsis>A vulnerability in libxml2 allows a remote attacker to cause Denial of Service. </synopsis> <product type="ebuild">libxml2</product> <announced>2014-09-19</announced> <revised count="1">2014-09-19</revised> <bug>509834</bug> <access>remote</access> <affected> <package name="dev-libs/libxml2" auto="yes" arch="*"> <unaffected range="ge">2.9.1-r4</unaffected> <vulnerable range="lt">2.9.1-r4</vulnerable> </package> </affected> <background> <p>libxml2 is the XML C parser and toolkit developed for the Gnome project.</p> </background> <description> <p>A vulnerability in the xmlParserHandlePEReference() function of parser.c, when expanding entity references, can be exploited to consume large amounts of memory and cause a crash or hang. </p> </description> <impact type="normal"> <p>A remote attacker may be able to cause Denial of Service via a specially crafted XML file containing malicious attributes. </p> </impact> <workaround> <p>There is no known workaround at this time.</p> </workaround> <resolution> <p>All libxml2 users should upgrade to the latest version:</p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/libxml2-2.9.1-r4" </code> </resolution> <references> <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0191">CVE-2014-0191</uri> </references> <metadata tag="requester" timestamp="2014-06-17T21:06:15Z"> BlueKnight </metadata> <metadata tag="submitter" timestamp="2014-09-19T18:56:04Z">K_F</metadata> </glsa>