<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="202012-01"> <title>X.Org X Server: Multiple vulnerabilities</title> <synopsis>Multiple vulnerabilities have been found in X.org X Server, the worst of which could lead to privilege escalation. </synopsis> <product type="ebuild">xorg x server</product> <announced>2020-12-07</announced> <revised count="1">2020-12-07</revised> <bug>734976</bug> <bug>757882</bug> <access>local</access> <affected> <package name="x11-base/xorg-server" auto="yes" arch="*"> <unaffected range="ge">1.20.10</unaffected> <vulnerable range="lt">1.20.10</vulnerable> </package> </affected> <background> <p>The X Window System is a graphical windowing system based on a client/server model. </p> </background> <description> <p>Multiple vulnerabilities have been discovered in X.org X Server. Please review the CVE identifiers referenced below for details. </p> </description> <impact type="normal"> <p>Please review the referenced CVE identifiers for details.</p> </impact> <workaround> <p>A local attacker could escalate privileges.</p> </workaround> <resolution> <p>All X.org X Server users should upgrade to the latest version:</p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=11-base/xorg-server-1.20.10" </code> </resolution> <references> <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-14345">CVE-2020-14345</uri> <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-14346">CVE-2020-14346</uri> <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-14347">CVE-2020-14347</uri> <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-14360">CVE-2020-14360</uri> <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-14361">CVE-2020-14361</uri> <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-14362">CVE-2020-14362</uri> <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-25712">CVE-2020-25712</uri> <uri link="https://lists.x.org/archives/xorg-announce/2020-July/003051.html"> Upstream advisory (2020-07-31) </uri> <uri link="https://lists.x.org/archives/xorg-announce/2020-August/003058.html"> Upstream advisory (2020-08-25) </uri> <uri link="https://lists.x.org/archives/xorg-announce/2020-December/003066.html"> Upstream advisory (2020-12-01) </uri> </references> <metadata tag="requester" timestamp="2020-08-25T22:22:49Z">sam_c</metadata> <metadata tag="submitter" timestamp="2020-12-07T00:18:30Z">sam_c</metadata> </glsa>