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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202004-15">
<title>libu2f-host: Multiple vulnerabilities</title>
<synopsis>Multiple vulnerabilities have been found in libu2f-host, the worst
of which could result in the execution of code.
</synopsis>
<product type="ebuild">libu2f-host</product>
<announced>2020-04-30</announced>
<revised count="1">2020-04-30</revised>
<bug>678580</bug>
<bug>679724</bug>
<access>local, remote</access>
<affected>
<package name="app-crypt/libu2f-host" auto="yes" arch="*">
<unaffected range="ge">1.1.10</unaffected>
<vulnerable range="lt">1.1.10</vulnerable>
</package>
</affected>
<background>
<p>Yubico Universal 2nd Factor (U2F) Host C Library.</p>
</background>
<description>
<p>Multiple vulnerabilities have been discovered in libu2f-host. Please
review the CVE identifiers referenced below for details.
</p>
</description>
<impact type="high">
<p>A remote attacker could entice a user to plug-in a malicious USB device,
possibly resulting in execution of arbitrary code with the privileges of
the process or a Denial of Service condition.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All libu2f-host users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-crypt/libu2f-host-1.1.10"
</code>
</resolution>
<references>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2018-20340">CVE-2018-20340</uri>
<uri link="https://nvd.nist.gov/vuln/detail/CVE-2019-9578">CVE-2019-9578</uri>
</references>
<metadata tag="requester" timestamp="2020-04-16T07:16:39Z">BlueKnight</metadata>
<metadata tag="submitter" timestamp="2020-04-30T23:12:17Z">b-man</metadata>
</glsa>
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