<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="201509-05"> <title>NetworkManager: Denial of Service</title> <synopsis>Improper handling of Router Advertisements in NetworkManager could cause a Denial of Service condition in IPv6 network stacks. </synopsis> <product type="ebuild">networkmanager</product> <announced>2015-09-24</announced> <revised count="1">2015-09-24</revised> <bug>545980</bug> <access>remote</access> <affected> <package name="net-misc/networkmanager" auto="yes" arch="*"> <unaffected range="ge">1.0.2</unaffected> <vulnerable range="lt">1.0.2</vulnerable> </package> </affected> <background> <p>NetworkManager is an universal network configuration daemon for laptops, desktops, servers and virtualization hosts. </p> </background> <description> <p>IPv6 Neighbour Discovery ICMP broadcast containing a non-route with a low hop limit causes a Denial of Service by lowering the hop limit on existing IPv6 routes in NetworkManager. </p> </description> <impact type="normal"> <p>A remote attacker on the same network segment could cause a Denial of Service condition in NetworkManager </p> </impact> <workaround> <p>There is no known workaround at this time.</p> </workaround> <resolution> <p>All NetworkManager users should upgrade to the latest version:</p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/networkmanager-1.0.2" </code> </resolution> <references> <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-2924">CVE-2015-2924</uri> </references> <metadata tag="requester" timestamp="2015-06-30T19:06:18Z"> BlueKnight </metadata> <metadata tag="submitter" timestamp="2015-09-24T16:58:36Z">mrueg</metadata> </glsa>