Critical CentOS firefox Update


firefox-24.6.0-1.el5.centos.i386.rpm, firefox-24.6.0-1.el5.centos.src.rpm, firefox-24.6.0-1.el5.centos.x86_64.rpm, firefox-24.6.0-1.el6.centos.i686.rpm, firefox-24.6.0-1.el6.centos.src.rpm, firefox-24.6.0-1.el6.centos.x86_64.rpm,,
2018-01-18 11:07
2017-07-27 19:06
2017-04-01 19:08
2017-01-05 20:12


Updated firefox packages that fix several security issues are now available
for Red Hat Enterprise Linux 5, 6, and 7.

The Red Hat Security Response Team has rated this update as having Critical
security impact. Common Vulnerability Scoring System (CVSS) base scores,
which give detailed severity ratings, are available for each vulnerability
from the CVE links in the References section.

Mozilla Firefox is an open source web browser. XULRunner provides the XUL
Runtime environment for Mozilla Firefox.

Several flaws were found in the processing of malformed web content. A web
page containing malicious content could cause Firefox to crash or,
potentially, execute arbitrary code with the privileges of the user running
Firefox. (CVE-2014-1533, CVE-2014-1538, CVE-2014-1541)

Red Hat would like to thank the Mozilla project for reporting these issues.
Upstream acknowledges Gary Kwong, Christoph Diehl, Christian Holler, Hannes
Verschore, Jan de Mooij, Ryan VanderMeulen, Jeff Walden, Kyle Huey,
Abhishek Arya, and Nils as the original reporters of these issues.

For technical details regarding these flaws, refer to the Mozilla security
advisories for Firefox 24.6.0 ESR. You can find a link to the Mozilla
advisories in the References section of this erratum.

All Firefox users should upgrade to these updated packages, which contain
Firefox version 24.6.0 ESR, which corrects these issues. After installing
the update, Firefox must be restarted for the changes to take effect.
Please see

Am I vulnerable?

The constraints below list the versions that this vulnerability is patched in, and versions that are unaffected. If a patch is ready but unrealeased, then it is pending.

Or, you can just let us figure it out for you! Appcanary continously monitor your installed packages, and tell you if any of them are vulnerable.

Sign up for monitoring

Affected package information

Release Package Patched in
5 firefox firefox-24.6.0-1.el5.centos.i386.rpm
firefox firefox-24.6.0-1.el5.centos.src.rpm
firefox firefox-24.6.0-1.el5.centos.x86_64.rpm
6 firefox firefox-24.6.0-1.el6.centos.i686.rpm
firefox firefox-24.6.0-1.el6.centos.src.rpm
firefox firefox-24.6.0-1.el6.centos.x86_64.rpm