<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="201904-11"> <title>Portage: Man-in-the-middle</title> <synopsis>A vulnerability in emerge-delta-webrsync and Portage could result in a man-in-the-middle attack. </synopsis> <product type="ebuild">portage</product> <announced>2019-04-08</announced> <revised count="1">2019-04-08</revised> <bug>646212</bug> <access>remote</access> <affected> <package name="app-portage/emerge-delta-webrsync" auto="yes" arch="*"> <unaffected range="ge">3.7.4</unaffected> <vulnerable range="lt">3.7.4</vulnerable> </package> <package name="sys-apps/portage" auto="yes" arch="*"> <unaffected range="ge">2.3.22</unaffected> <vulnerable range="lt">2.3.22</vulnerable> </package> </affected> <background> <p>Portage is the package management and distribution system for Gentoo.</p> </background> <description> <p>A vulnerability was discovered in emerge-delta-webrsync and Portage that did not properly validate the revocation status of GPG keys. </p> </description> <impact type="normal"> <p>A remote attacker could conduct a man-in-the-middle attack. Please review the referenced bug for specific details. </p> </impact> <workaround> <p>There is no known workaround at this time.</p> </workaround> <resolution> <p>All emerge-delta-webrsync users should upgrade to the latest version:</p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=app-portage/emerge-delta-webrsync-3.7.4" </code> <p>All Portage users should upgrade to the latest version:</p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=sys-apps/portage-2.3.22" </code> </resolution> <references> </references> <metadata tag="requester" timestamp="2019-03-24T23:20:15Z">BlueKnight</metadata> <metadata tag="submitter" timestamp="2019-04-08T15:21:14Z">b-man</metadata> </glsa>