| Description: | Mozilla Firefox is an open source web browser. XULRunner provides the XULRuntime environment for Mozilla Firefox.Several flaws were found in the processing of malformed web content. A webpage containing malicious content could cause Firefox to crash or,potentially, execute arbitrary code with the privileges of the user runningFirefox. (CVE-2014-1587, CVE-2014-1590, CVE-2014-1592, CVE-2014-1593)A flaw was found in the Alarm API, which could allow applications toschedule actions to be run in the future. A malicious web application coulduse this flaw to bypass the same-origin policy. (CVE-2014-1594)This update disables SSL 3.0 support by default in Firefox. Details on howto re-enable SSL 3.0 support are available at:https://access.redhat.com/articles/1283153Red Hat would like to thank the Mozilla project for reporting these issues.Upstream acknowledges Gary Kwong, Randell Jesup, Nils Ohlmeier, JesseRuderman, Max Jonas Werner, Joe Vennix, Berend-Jan Wever, Abhishek Arya,and Boris Zbarsky as the original reporters of these issues.For technical details regarding these flaws, refer to the Mozilla securityadvisories for Firefox 31.3.0 ESR. You can find a link to the Mozillaadvisories in the References section of this erratum.All Firefox users should upgrade to these updated packages, which containFirefox version 31.3.0 ESR, which corrects these issues. After installingthe update, Firefox must be restarted for the changes to take effect. |