51 lines
1.8 KiB
XML
51 lines
1.8 KiB
XML
<?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="201404-03">
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<title>OptiPNG: User-assisted execution of arbitrary code</title>
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<synopsis>A use-after-free error in OptiPNG could result in execution of
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arbitrary code or Denial of Service.
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</synopsis>
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<product type="ebuild">optipng</product>
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<announced>2014-04-07</announced>
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<revised count="1">2014-04-07</revised>
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<bug>435340</bug>
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<access>remote</access>
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<affected>
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<package name="media-gfx/optipng" auto="yes" arch="*">
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<unaffected range="ge">0.7.3</unaffected>
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<vulnerable range="lt">0.7.3</vulnerable>
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</package>
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</affected>
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<background>
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<p>OptiPNG is a PNG optimizer that recompresses image files to a smaller
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size, without losing any information.
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</p>
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</background>
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<description>
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<p>A use-after-free vulnerability exists in the palette reduction
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functionality of OptiPNG.
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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 entice a user to open a specially crafted image
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file, possibly resulting in execution of arbitrary code with the
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privileges of the process or a Denial of Service condition.
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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 OptiPNG 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 ">=media-gfx/optipng-0.7.3"
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</code>
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</resolution>
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<references>
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<uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-4432">CVE-2012-4432</uri>
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</references>
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<metadata tag="requester" timestamp="2012-09-22T16:00:25Z">ackle</metadata>
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<metadata tag="submitter" timestamp="2014-04-07T20:09:15Z">ackle</metadata>
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</glsa>
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