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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
+<glsa id="201702-01">
+ <title>PCSC-Lite: Multiple vulnerabilities</title>
+ <synopsis>Multiple vulnerabilities have been found in PCSC-Lite, the worst of
+ which could lead to privilege escalation.
+ </synopsis>
+ <product type="ebuild">PCSC-Lite</product>
+ <announced>2017-02-01</announced>
+ <revised count="1">2017-02-01</revised>
+ <bug>604574</bug>
+ <access>local</access>
+ <affected>
+ <package name="sys-apps/pcsc-lite" auto="yes" arch="*">
+ <unaffected range="ge">1.8.20</unaffected>
+ <vulnerable range="lt">1.8.20</vulnerable>
+ </package>
+ </affected>
+ <background>
+ <p>PCSC-Lite is a middleware to access a smart card using the SCard API
+ (PC/SC).
+ </p>
+ </background>
+ <description>
+ <p>The SCardReleaseContext function normally releases resources associated
+ with the given handle (including “cardsList”) and clients should
+ cease using this handle. However, a malicious client can make the daemon
+ invoke SCardReleaseContext and continue issuing other commands that use
+ “cardsList”, resulting in a use-after-free. When SCardReleaseContext
+ is invoked multiple times it additionally results in a double-free of
+ “cardsList”.
+ </p>
+ </description>
+ <impact type="normal">
+ <p>A local attacker could use a malicious client to connect to pcscd’s
+ Unix socket, possibly resulting in a Denial of Service condition or
+ privilege escalation since the daemon is running as root.
+ </p>
+ </impact>
+ <workaround>
+ <p>There is no known workaround at this time.</p>
+ </workaround>
+ <resolution>
+ <p>All PCSC-Lite users should upgrade to the latest version:</p>
+
+ <code>
+ # emerge --sync
+ # emerge --ask --oneshot --verbose "&gt;=sys-apps/pcsc-lite-1.8.20"
+ </code>
+
+ </resolution>
+ <references>
+ <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-10109">
+ CVE-2016-10109
+ </uri>
+ </references>
+ <metadata tag="requester" timestamp="2017-01-30T01:16:33Z">whissi</metadata>
+ <metadata tag="submitter" timestamp="2017-02-01T02:32:53Z">whissi</metadata>
+</glsa>