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Red Hat Security Advisory
Synopsis: Critical: firefox security update
Advisory ID: RHSA-2016:1217-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2016:1217
Issue date: 2016-06-08
CVE Names: CVE-2016-2818 CVE-2016-2819 CVE-2016-2821
CVE-2016-2822 CVE-2016-2828 CVE-2016-2831
=====================================================================
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 45.2.0 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-2016-2818, CVE-2016-2819, CVE-2016-2821, CVE-2016-2822,
CVE-2016-2828, CVE-2016-2831)
Red Hat would like to thank the Mozilla project for reporting these issues.
Upstream acknowledges sushi Anton Larsson, firehack, Jordi Chancel,
Christian Holler, Sylvestre Ledru, Tyson Smith, jomo, Jesse Ruderman,
Julian Seward, Timothy Nikkel, Karl Tomlinson, Olli Pettay, and Gary Kwong
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/):
1342887 - CVE-2016-2818 Mozilla: Miscellaneous memory safety hazards (rv:45.2)
(MFSA 2016-49)
1342891 - CVE-2016-2819 Mozilla: Buffer overflow parsing HTML5 fragments (MFSA
2016-50)
1342892 - CVE-2016-2821 Mozilla: Use-after-free deleting tables from a
contenteditable document (MFSA 2016-51)
1342893 - CVE-2016-2822 Mozilla: Addressbar spoofing though the SELECT element
(MFSA 2016-52)
1342895 - CVE-2016-2828 Mozilla: Use-after-free when textures are used in WebGL
operations after recycle pool destruction (MFSA 2016-56)
1342898 - CVE-2016-2831 Mozilla: Entering fullscreen and persistent pointerlock
without user permission permission (MFSA 2016-59)
6. Package List:
Red Hat Enterprise Linux Desktop (v. 5 client):
Source:
firefox-45.2.0-1.el5_11.src.rpm
i386:
firefox-45.2.0-1.el5_11.i386.rpm
firefox-debuginfo-45.2.0-1.el5_11.i386.rpm
x86_64:
firefox-45.2.0-1.el5_11.i386.rpm
firefox-45.2.0-1.el5_11.x86_64.rpm
firefox-debuginfo-45.2.0-1.el5_11.i386.rpm
firefox-debuginfo-45.2.0-1.el5_11.x86_64.rpm
Red Hat Enterprise Linux (v. 5 server):
Source:
firefox-45.2.0-1.el5_11.src.rpm
i386:
firefox-45.2.0-1.el5_11.i386.rpm
firefox-debuginfo-45.2.0-1.el5_11.i386.rpm
ppc:
firefox-45.2.0-1.el5_11.ppc64.rpm
firefox-debuginfo-45.2.0-1.el5_11.ppc64.rpm
s390x:
firefox-45.2.0-1.el5_11.s390.rpm
firefox-45.2.0-1.el5_11.s390x.rpm
firefox-debuginfo-45.2.0-1.el5_11.s390.rpm
firefox-debuginfo-45.2.0-1.el5_11.s390x.rpm
x86_64:
firefox-45.2.0-1.el5_11.i386.rpm
firefox-45.2.0-1.el5_11.x86_64.rpm
firefox-debuginfo-45.2.0-1.el5_11.i386.rpm
firefox-debuginfo-45.2.0-1.el5_11.x86_64.rpm
Red Hat Enterprise Linux Desktop (v. 6):
Source:
firefox-45.2.0-1.el6_8.src.rpm
i386:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm
x86_64:
firefox-45.2.0-1.el6_8.x86_64.rpm
firefox-debuginfo-45.2.0-1.el6_8.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
x86_64:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm
Red Hat Enterprise Linux HPC Node Optional (v. 6):
Source:
firefox-45.2.0-1.el6_8.src.rpm
x86_64:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-45.2.0-1.el6_8.x86_64.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.x86_64.rpm
Red Hat Enterprise Linux Server (v. 6):
Source:
firefox-45.2.0-1.el6_8.src.rpm
i386:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm
ppc64:
firefox-45.2.0-1.el6_8.ppc64.rpm
firefox-debuginfo-45.2.0-1.el6_8.ppc64.rpm
s390x:
firefox-45.2.0-1.el6_8.s390x.rpm
firefox-debuginfo-45.2.0-1.el6_8.s390x.rpm
x86_64:
firefox-45.2.0-1.el6_8.x86_64.rpm
firefox-debuginfo-45.2.0-1.el6_8.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
ppc64:
firefox-45.2.0-1.el6_8.ppc.rpm
firefox-debuginfo-45.2.0-1.el6_8.ppc.rpm
s390x:
firefox-45.2.0-1.el6_8.s390.rpm
firefox-debuginfo-45.2.0-1.el6_8.s390.rpm
x86_64:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm
Red Hat Enterprise Linux Workstation (v. 6):
Source:
firefox-45.2.0-1.el6_8.src.rpm
i386:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm
x86_64:
firefox-45.2.0-1.el6_8.x86_64.rpm
firefox-debuginfo-45.2.0-1.el6_8.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 6):
x86_64:
firefox-45.2.0-1.el6_8.i686.rpm
firefox-debuginfo-45.2.0-1.el6_8.i686.rpm
Red Hat Enterprise Linux Client (v. 7):
Source:
firefox-45.2.0-1.el7_2.src.rpm
x86_64:
firefox-45.2.0-1.el7_2.x86_64.rpm
firefox-debuginfo-45.2.0-1.el7_2.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
firefox-45.2.0-1.el7_2.i686.rpm
firefox-debuginfo-45.2.0-1.el7_2.i686.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
firefox-45.2.0-1.el7_2.src.rpm
ppc64:
firefox-45.2.0-1.el7_2.ppc64.rpm
firefox-debuginfo-45.2.0-1.el7_2.ppc64.rpm
ppc64le:
firefox-45.2.0-1.el7_2.ppc64le.rpm
firefox-debuginfo-45.2.0-1.el7_2.ppc64le.rpm
s390x:
firefox-45.2.0-1.el7_2.s390x.rpm
firefox-debuginfo-45.2.0-1.el7_2.s390x.rpm
x86_64:
firefox-45.2.0-1.el7_2.x86_64.rpm
firefox-debuginfo-45.2.0-1.el7_2.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64:
firefox-45.2.0-1.el7_2.ppc.rpm
firefox-debuginfo-45.2.0-1.el7_2.ppc.rpm
s390x:
firefox-45.2.0-1.el7_2.s390.rpm
firefox-debuginfo-45.2.0-1.el7_2.s390.rpm
x86_64:
firefox-45.2.0-1.el7_2.i686.rpm
firefox-debuginfo-45.2.0-1.el7_2.i686.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
firefox-45.2.0-1.el7_2.src.rpm
x86_64:
firefox-45.2.0-1.el7_2.x86_64.rpm
firefox-debuginfo-45.2.0-1.el7_2.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
firefox-45.2.0-1.el7_2.i686.rpm
firefox-debuginfo-45.2.0-1.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-2016-2818
https://access.redhat.com/security/cve/CVE-2016-2819
https://access.redhat.com/security/cve/CVE-2016-2821
https://access.redhat.com/security/cve/CVE-2016-2822
https://access.redhat.com/security/cve/CVE-2016-2828
https://access.redhat.com/security/cve/CVE-2016-2831
https://access.redhat.com/security/updates/classification/#critical
https://www.mozilla.org/en-US/security/known-vulnerabilities/firefox-esr/#firefoxesr45.2
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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