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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Critical: firefox security update
Advisory ID:       RHSA-2016:0695-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2016-0695.html
Issue date:        2016-04-26
CVE Names:         CVE-2016-2805 CVE-2016-2806 CVE-2016-2807 
                   CVE-2016-2808 CVE-2016-2814 
=====================================================================

1. Summary:

An update for firefox is now available for Red Hat Enterprise Linux 5, Red
Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact
of Critical. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux (v. 5 server) - i386, ppc, s390x, x86_64
Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux Desktop (v. 5 client) - i386, x86_64
Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64
Red Hat Enterprise Linux Desktop Optional (v. 6) - x86_64
Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64
Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - ppc64, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

3. Description:

Mozilla Firefox is an open source web browser.

This update upgrades Firefox to version 45.1.0 ESR.

Security Fix(es):

* Multiple 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-2016-2805, CVE-2016-2806, CVE-2016-2807, CVE-2016-2808,
CVE-2016-2814)

Red Hat would like to thank the Mozilla project for reporting these issues.
Upstream acknowledges Phil Ringalda, CESG (the Information Security Arm of
GCHQ), Sascha Just, Jesse Ruderman, Christian Holler, Tyson Smith, Boris
Zbarsky, David Bolter, Carsten Book, Mats Palmgren, Gary Kwong, and Randell
Jesup as the original reporters.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing the update, Firefox must be restarted for the changes to
take effect.

5. Bugs fixed (https://bugzilla.redhat.com/):

1330266 - CVE-2016-2805 Mozilla: Miscellaneous memory safety hazards (rv:38.8) (MFSA 2016-39)
1330270 - CVE-2016-2806 Mozilla: Miscellaneous memory safety hazards (rv:46.0 / rv:45.1) (MFSA 2016-39)
1330271 - CVE-2016-2807 Mozilla: Miscellaneous memory safety hazards (rv:46.0 / rv:45.1 / rv:38.8) (MFSA 2016-39)
1330280 - CVE-2016-2814 Mozilla: Buffer overflow in libstagefright with CENC offsets (MFSA 2016-44)
1330286 - CVE-2016-2808 Mozilla: Write to invalid HashMap entry through JavaScript.watch() (MFSA 2016-47)

6. Package List:

Red Hat Enterprise Linux Desktop (v. 5 client):

Source:
firefox-45.1.0-1.el5_11.src.rpm

i386:
firefox-45.1.0-1.el5_11.i386.rpm
firefox-debuginfo-45.1.0-1.el5_11.i386.rpm

x86_64:
firefox-45.1.0-1.el5_11.i386.rpm
firefox-45.1.0-1.el5_11.x86_64.rpm
firefox-debuginfo-45.1.0-1.el5_11.i386.rpm
firefox-debuginfo-45.1.0-1.el5_11.x86_64.rpm

Red Hat Enterprise Linux (v. 5 server):

Source:
firefox-45.1.0-1.el5_11.src.rpm

i386:
firefox-45.1.0-1.el5_11.i386.rpm
firefox-debuginfo-45.1.0-1.el5_11.i386.rpm

ppc:
firefox-45.1.0-1.el5_11.ppc64.rpm
firefox-debuginfo-45.1.0-1.el5_11.ppc64.rpm

s390x:
firefox-45.1.0-1.el5_11.s390.rpm
firefox-45.1.0-1.el5_11.s390x.rpm
firefox-debuginfo-45.1.0-1.el5_11.s390.rpm
firefox-debuginfo-45.1.0-1.el5_11.s390x.rpm

x86_64:
firefox-45.1.0-1.el5_11.i386.rpm
firefox-45.1.0-1.el5_11.x86_64.rpm
firefox-debuginfo-45.1.0-1.el5_11.i386.rpm
firefox-debuginfo-45.1.0-1.el5_11.x86_64.rpm

Red Hat Enterprise Linux Desktop (v. 6):

Source:
firefox-45.1.0-1.el6_7.src.rpm

i386:
firefox-45.1.0-1.el6_7.i686.rpm
firefox-debuginfo-45.1.0-1.el6_7.i686.rpm

x86_64:
firefox-45.1.0-1.el6_7.x86_64.rpm
firefox-debuginfo-45.1.0-1.el6_7.x86_64.rpm

Red Hat Enterprise Linux Desktop Optional (v. 6):

x86_64:
firefox-45.1.0-1.el6_7.i686.rpm
firefox-debuginfo-45.1.0-1.el6_7.i686.rpm

Red Hat Enterprise Linux HPC Node Optional (v. 6):

Source:
firefox-45.1.0-1.el6_7.src.rpm

x86_64:
firefox-45.1.0-1.el6_7.i686.rpm
firefox-45.1.0-1.el6_7.x86_64.rpm
firefox-debuginfo-45.1.0-1.el6_7.i686.rpm
firefox-debuginfo-45.1.0-1.el6_7.x86_64.rpm

Red Hat Enterprise Linux Server (v. 6):

Source:
firefox-45.1.0-1.el6_7.src.rpm

i386:
firefox-45.1.0-1.el6_7.i686.rpm
firefox-debuginfo-45.1.0-1.el6_7.i686.rpm

ppc64:
firefox-45.1.0-1.el6_7.ppc64.rpm
firefox-debuginfo-45.1.0-1.el6_7.ppc64.rpm

s390x:
firefox-45.1.0-1.el6_7.s390x.rpm
firefox-debuginfo-45.1.0-1.el6_7.s390x.rpm

x86_64:
firefox-45.1.0-1.el6_7.x86_64.rpm
firefox-debuginfo-45.1.0-1.el6_7.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 6):

ppc64:
firefox-45.1.0-1.el6_7.ppc.rpm
firefox-debuginfo-45.1.0-1.el6_7.ppc.rpm

s390x:
firefox-45.1.0-1.el6_7.s390.rpm
firefox-debuginfo-45.1.0-1.el6_7.s390.rpm

x86_64:
firefox-45.1.0-1.el6_7.i686.rpm
firefox-debuginfo-45.1.0-1.el6_7.i686.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
firefox-45.1.0-1.el6_7.src.rpm

i386:
firefox-45.1.0-1.el6_7.i686.rpm
firefox-debuginfo-45.1.0-1.el6_7.i686.rpm

x86_64:
firefox-45.1.0-1.el6_7.x86_64.rpm
firefox-debuginfo-45.1.0-1.el6_7.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 6):

x86_64:
firefox-45.1.0-1.el6_7.i686.rpm
firefox-debuginfo-45.1.0-1.el6_7.i686.rpm

Red Hat Enterprise Linux Client (v. 7):

Source:
firefox-45.1.0-1.el7_2.src.rpm

x86_64:
firefox-45.1.0-1.el7_2.x86_64.rpm
firefox-debuginfo-45.1.0-1.el7_2.x86_64.rpm

Red Hat Enterprise Linux Client Optional (v. 7):

x86_64:
firefox-45.1.0-1.el7_2.i686.rpm
firefox-debuginfo-45.1.0-1.el7_2.i686.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
firefox-45.1.0-1.el7_2.src.rpm

ppc64:
firefox-45.1.0-1.el7_2.ppc64.rpm
firefox-debuginfo-45.1.0-1.el7_2.ppc64.rpm

ppc64le:
firefox-45.1.0-1.el7_2.ppc64le.rpm
firefox-debuginfo-45.1.0-1.el7_2.ppc64le.rpm

s390x:
firefox-45.1.0-1.el7_2.s390x.rpm
firefox-debuginfo-45.1.0-1.el7_2.s390x.rpm

x86_64:
firefox-45.1.0-1.el7_2.x86_64.rpm
firefox-debuginfo-45.1.0-1.el7_2.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

ppc64:
firefox-45.1.0-1.el7_2.ppc.rpm
firefox-debuginfo-45.1.0-1.el7_2.ppc.rpm

s390x:
firefox-45.1.0-1.el7_2.s390.rpm
firefox-debuginfo-45.1.0-1.el7_2.s390.rpm

x86_64:
firefox-45.1.0-1.el7_2.i686.rpm
firefox-debuginfo-45.1.0-1.el7_2.i686.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
firefox-45.1.0-1.el7_2.src.rpm

x86_64:
firefox-45.1.0-1.el7_2.x86_64.rpm
firefox-debuginfo-45.1.0-1.el7_2.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

x86_64:
firefox-45.1.0-1.el7_2.i686.rpm
firefox-debuginfo-45.1.0-1.el7_2.i686.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2016-2805
https://access.redhat.com/security/cve/CVE-2016-2806
https://access.redhat.com/security/cve/CVE-2016-2807
https://access.redhat.com/security/cve/CVE-2016-2808
https://access.redhat.com/security/cve/CVE-2016-2814
https://access.redhat.com/security/updates/classification/#critical
https://www.mozilla.org/en-US/security/known-vulnerabilities/firefox-esr/#firefoxesr45.1

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2016 Red Hat, Inc.
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