<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="201204-06"> <title>PolicyKit: Multiple vulnerabilities</title> <synopsis>Multiple vulnerabilities have been found in PolicyKit, the worst of which may allow a local attacker to gain root privileges. </synopsis> <product type="ebuild">polkit</product> <announced>2012-04-17</announced> <revised count="1">2012-04-17</revised> <bug>314535</bug> <bug>364973</bug> <bug>401513</bug> <access>local</access> <affected> <package name="sys-auth/polkit" auto="yes" arch="*"> <unaffected range="ge">0.104-r1</unaffected> <vulnerable range="lt">0.104-r1</vulnerable> </package> </affected> <background> <p>PolicyKit is a toolkit for controlling privileges for system-wide services. </p> </background> <description> <p>Multiple vulnerabilities have been found in PolicyKit:</p> <ul> <li>Error messages in the pkexec utility disclose the existence of local files (CVE-2010-0750). </li> <li>The pkexec utility initially checks the effective user ID of its parent process for authorization, instead of checking the real user ID (CVE-2011-1485). </li> <li>Members of the "wheel" group are able to execute commands as an administrator without a password (CVE-2011-4945). </li> </ul> </description> <impact type="high"> <p>A local attacker could gain elevated privileges or sensitive information. </p> </impact> <workaround> <p>There is no known workaround at this time.</p> </workaround> <resolution> <p>All PolicyKit users should upgrade to the latest version:</p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=sys-auth/polkit-0.104-r1" </code> </resolution> <references> <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-0750">CVE-2010-0750</uri> <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1485">CVE-2011-1485</uri> <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4945">CVE-2011-4945</uri> </references> <metadata timestamp="2011-10-07T23:37:57Z" tag="requester"> underling </metadata> <metadata timestamp="2012-04-17T22:43:48Z" tag="submitter">ackle</metadata> </glsa>