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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
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<glsa id="201612-37">
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<title>Pixman: Buffer overflow</title>
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<synopsis>A buffer overflow in Pixman might allow remote attackers to execute
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arbitrary code.
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</synopsis>
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<product type="ebuild">pixman</product>
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<announced>2016-12-13</announced>
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<revised count="2">2016-12-13</revised>
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<bug>561526</bug>
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<access>remote</access>
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<affected>
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<package name="x11-libs/pixman" auto="yes" arch="*">
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<unaffected range="ge">0.32.8</unaffected>
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<vulnerable range="lt">0.32.8</vulnerable>
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</package>
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</affected>
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<background>
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<p>Pixman is a pixel manipulation library.</p>
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</background>
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<description>
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<p>In pixman-general, careless computations done with the ‘dest_buffer’
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pointer may overflow, failing the buffer upper limit check.
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</p>
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</description>
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<impact type="normal">
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<p>A remote attacker could possibly cause a Denial of Service condition, or
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execute arbitrary code with the privileges of the process.
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</p>
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</impact>
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<workaround>
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<p>There is no known workaround at this time.</p>
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</workaround>
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<resolution>
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<p>All Pixman users should upgrade to the latest version:</p>
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<code>
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# emerge --sync
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# emerge --ask --oneshot --verbose ">=x11-libs/pixman-0.32.8"
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</code>
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</resolution>
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<references>
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<uri link="https://lists.x.org/archives/xorg-announce/2015-September/002637.html">
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Pixman 0.32.8 Release Notes
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</uri>
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</references>
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<metadata tag="requester" timestamp="2016-02-25T08:11:30Z">
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BlueKnight
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</metadata>
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<metadata tag="submitter" timestamp="2016-12-13T06:59:37Z">whissi</metadata>
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</glsa>
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