52 lines
1.9 KiB
XML
52 lines
1.9 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="201612-36">
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<title>TigerVNC: Integer overflow</title>
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<synopsis>An integer overflow in TigerVNC might allow remote attackers to
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execute
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arbitrary code.
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</synopsis>
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<product type="ebuild">tigervnc</product>
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<announced>December 13, 2016</announced>
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<revised>December 13, 2016: 2</revised>
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<bug>534714</bug>
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<access>remote</access>
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<affected>
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<package name="net-misc/tigervnc" auto="yes" arch="*">
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<unaffected range="ge">1.4.2</unaffected>
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<vulnerable range="lt">1.4.2</vulnerable>
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</package>
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</affected>
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<background>
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<p>TigerVNC is a high-performance VNC server/client.</p>
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</background>
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<description>
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<p>TigerVNC is impacted by the same vulnerability as found in
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CVE-2014-6051. An integer overflow, leading to a heap-based buffer
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overflow, was found in the way screen sizes were handled.
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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, utilizing a malicious VNC server, could execute
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arbitrary code with the privileges of the user running the client, or
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cause 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 TigerVNC 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 ">=net-misc/tigervnc-1.4.2"
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</code>
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</resolution>
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<references>
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<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-6051">CVE-2014-6051</uri>
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<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8240">CVE-2014-8240</uri>
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</references>
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<metadata tag="requester" timestamp="Tue, 29 Nov 2016 21:39:43 +0000">whissi</metadata>
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<metadata tag="submitter" timestamp="Tue, 13 Dec 2016 06:59:26 +0000">whissi</metadata>
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</glsa>
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