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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201701-44">
<title>CVS: Heap-based overflow</title>
<synopsis>A heap-based buffer overflow in CVS might allow remote attackers to
execute
arbitrary code.
</synopsis>
<product type="ebuild">cvs</product>
<announced>2017-01-19</announced>
<revised count="01">2017-01-19</revised>
<bug>402593</bug>
<access>remote</access>
<affected>
<package name="dev-vcs/cvs" auto="yes" arch="*">
<unaffected range="ge">1.12.12-r11</unaffected>
<vulnerable range="lt">1.12.12-r11</vulnerable>
</package>
</affected>
<background>
<p>CVS (Concurrent Versions System) is an open-source network-transparent
version control system. It contains both a client utility and a server.
</p>
</background>
<description>
<p>A heap-based buffer overflow was discovered in the proxy_connect
function in src/client.c in CVS.
</p>
</description>
<impact type="normal">
<p>An attacker, utilizing a remote HTTP proxy server, could cause a Denial
of Service condition or possibly execute arbitrary code via a crafted
HTTP response.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All CVS users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose "&gt;=dev-vcs/cvs-1.12.12-r11"
</code>
</resolution>
<references>
<uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-0804">CVE-2012-0804</uri>
</references>
<metadata tag="requester" timestamp="2017-01-18T08:43:18Z">b-man</metadata>
<metadata tag="submitter" timestamp="2017-01-19T19:06:48Z">b-man</metadata>
</glsa>