<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="201701-07"> <title>Open vSwitch: Remote execution of arbitrary code</title> <synopsis>A buffer overflow in Open vSwitch might allow remote attackers to execute arbitrary code. </synopsis> <product type="ebuild">openvswitch</product> <announced>2017-01-01</announced> <revised count="2">2017-01-01</revised> <bug>577568</bug> <access>remote</access> <affected> <package name="net-misc/openvswitch" auto="yes" arch="*"> <unaffected range="ge">2.5.0</unaffected> <vulnerable range="lt">2.5.0</vulnerable> </package> </affected> <background> <p>Open vSwitch is a production quality multilayer virtual switch.</p> </background> <description> <p>A buffer overflow was discovered in lib/flow.c in ovs-vswitchd.</p> </description> <impact type="normal"> <p>A remote attacker, using a specially crafted MPLS packet, could execute arbitrary code. </p> </impact> <workaround> <p>There is no known workaround at this time.</p> </workaround> <resolution> <p>All Open vSwitch users should upgrade to the latest version:</p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/openvswitch-2.5.0" </code> </resolution> <references> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2074"> CVE-2016-2074 </uri> </references> <metadata tag="requester" timestamp="2017-01-01T12:31:09Z">b-man</metadata> <metadata tag="submitter" timestamp="2017-01-01T16:00:54Z">b-man</metadata> </glsa>