The remote Oracle Linux host is missing one or more security updates.
From Red Hat Security Advisory 2014:0741 :
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
See also :
Update the affected firefox packages.
Risk factor :
Critical / CVSS Base Score : 10.0
CVSS Temporal Score : 8.7
Public Exploit Available : false