<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="201711-04"> <title>MariaDB, MySQL: Root privilege escalation</title> <synopsis>A vulnerability was discovered in MariaDB and MySQL which may allow local users to gain root privileges. </synopsis> <product type="ebuild">mariadb,mysql</product> <announced>2017-11-10</announced> <revised count="1">2017-11-10</revised> <bug>635704</bug> <bug>635706</bug> <access>remote</access> <affected> <package name="dev-db/mariadb" auto="yes" arch="*"> <unaffected range="ge">10.0.30-r1</unaffected> <vulnerable range="lt">10.0.30-r1</vulnerable> </package> <package name="dev-db/mysql" auto="yes" arch="*"> <unaffected range="ge">5.6.36-r1</unaffected> <vulnerable range="lt">5.6.36-r1</vulnerable> </package> </affected> <background> <p>MySQL is a popular multi-threaded, multi-user SQL server. MariaDB is an enhanced, drop-in replacement for MySQL. </p> </background> <description> <p>The Gentoo installation scripts before 2017-09-29 have chown calls for user-writable directory trees, which allows local users to gain privileges by leveraging access to the mysql account for creation of a link. </p> </description> <impact type="normal"> <p>A local attacker could escalate privileges to root.</p> </impact> <workaround> <p>There is no known workaround at this time.</p> </workaround> <resolution> <p>All MariaDB users should upgrade to the latest version:</p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=dev-db/mariadb-10.0.30-r1" </code> <p>All MySQL users should upgrade to the latest version:</p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=dev-db/mysql-5.6.36-r1" </code> </resolution> <references> <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-15945"> CVE-2017-15945 </uri> </references> <metadata tag="requester" timestamp="2017-10-28T18:23:53Z">whissi</metadata> <metadata tag="submitter" timestamp="2017-11-10T22:46:58Z">b-man</metadata> </glsa>