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Red Hat Security Advisory

Synopsis: Critical: firefox security update
Advisory ID: RHSA-2017:0190-01
Product: Red Hat Enterprise Linux
Advisory URL: https://rhn.redhat.com/errata/RHSA-2017-0190.html
Issue date: 2017-01-25
CVE Names: CVE-2017-5373 CVE-2017-5375 CVE-2017-5376
CVE-2017-5378 CVE-2017-5380 CVE-2017-5383
CVE-2017-5386 CVE-2017-5390 CVE-2017-5396
=====================================================================

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) – aarch64, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) – x86_64
Red Hat Enterprise Linux Server Optional (v. 7) – 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 45.7.0 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-2017-5373, CVE-2017-5375, CVE-2017-5376, CVE-2017-5378,
CVE-2017-5380, CVE-2017-5383, CVE-2017-5386, CVE-2017-5390, CVE-2017-5396)

Red Hat would like to thank the Mozilla project for reporting these issues.
Upstream acknowledges Jann Horn, Muneaki Nishimura, Nils, Armin Razmjou,
Christian Holler, Gary Kwong, André Bargull, Jan de Mooij, Tom Schuster,
and Oriol, Rh0, Nicolas Grégoire, and Jerri Rice 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/):

1415924 – CVE-2017-5373 Mozilla: Memory safety bugs fixed in Firefox 51 and Firefox ESR 45.7 (MFSA 2017-01)
1416271 – CVE-2017-5375 Mozilla: Excessive JIT code allocation allows bypass of ASLR and DEP (MFSA 2017-02)
1416272 – CVE-2017-5376 Mozilla: Use-after-free in XSL (MFSA 2017-02)
1416273 – CVE-2017-5378 Mozilla: Pointer and frame data leakage of Javascript objects (MFSA 2017-02)
1416274 – CVE-2017-5380 Mozilla: Potential use-after-free during DOM manipulations (MFSA 2017-02)
1416279 – CVE-2017-5390 Mozilla: Insecure communication methods in Developer Tools JSON viewer (MFSA 2017-02)
1416280 – CVE-2017-5396 Mozilla: Use-after-free with Media Decoder (MFSA 2017-02)
1416281 – CVE-2017-5383 Mozilla:Location bar spoofing with unicode characters (MFSA 2017-02)
1416282 – CVE-2017-5386 Mozilla: WebExtensions can use data: protocol to affect other extensions (MFSA 2017-02)

6. Package List:

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

Source:
firefox-45.7.0-1.el5_11.src.rpm

i386:
firefox-45.7.0-1.el5_11.i386.rpm
firefox-debuginfo-45.7.0-1.el5_11.i386.rpm

x86_64:
firefox-45.7.0-1.el5_11.i386.rpm
firefox-45.7.0-1.el5_11.x86_64.rpm
firefox-debuginfo-45.7.0-1.el5_11.i386.rpm
firefox-debuginfo-45.7.0-1.el5_11.x86_64.rpm

Red Hat Enterprise Linux (v. 5 server):

Source:
firefox-45.7.0-1.el5_11.src.rpm

i386:
firefox-45.7.0-1.el5_11.i386.rpm
firefox-debuginfo-45.7.0-1.el5_11.i386.rpm

ppc:
firefox-45.7.0-1.el5_11.ppc64.rpm
firefox-debuginfo-45.7.0-1.el5_11.ppc64.rpm

s390x:
firefox-45.7.0-1.el5_11.s390x.rpm
firefox-debuginfo-45.7.0-1.el5_11.s390x.rpm

x86_64:
firefox-45.7.0-1.el5_11.i386.rpm
firefox-45.7.0-1.el5_11.x86_64.rpm
firefox-debuginfo-45.7.0-1.el5_11.i386.rpm
firefox-debuginfo-45.7.0-1.el5_11.x86_64.rpm

Red Hat Enterprise Linux Desktop (v. 6):

Source:
firefox-45.7.0-1.el6_8.src.rpm

i386:
firefox-45.7.0-1.el6_8.i686.rpm
firefox-debuginfo-45.7.0-1.el6_8.i686.rpm

x86_64:
firefox-45.7.0-1.el6_8.x86_64.rpm
firefox-debuginfo-45.7.0-1.el6_8.x86_64.rpm

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

x86_64:
firefox-45.7.0-1.el6_8.i686.rpm
firefox-debuginfo-45.7.0-1.el6_8.i686.rpm

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

Source:
firefox-45.7.0-1.el6_8.src.rpm

x86_64:
firefox-45.7.0-1.el6_8.i686.rpm
firefox-45.7.0-1.el6_8.x86_64.rpm
firefox-debuginfo-45.7.0-1.el6_8.i686.rpm
firefox-debuginfo-45.7.0-1.el6_8.x86_64.rpm

Red Hat Enterprise Linux Server (v. 6):

Source:
firefox-45.7.0-1.el6_8.src.rpm

i386:
firefox-45.7.0-1.el6_8.i686.rpm
firefox-debuginfo-45.7.0-1.el6_8.i686.rpm

ppc64:
firefox-45.7.0-1.el6_8.ppc64.rpm
firefox-debuginfo-45.7.0-1.el6_8.ppc64.rpm

s390x:
firefox-45.7.0-1.el6_8.s390x.rpm
firefox-debuginfo-45.7.0-1.el6_8.s390x.rpm

x86_64:
firefox-45.7.0-1.el6_8.x86_64.rpm
firefox-debuginfo-45.7.0-1.el6_8.x86_64.rpm

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

x86_64:
firefox-45.7.0-1.el6_8.i686.rpm
firefox-debuginfo-45.7.0-1.el6_8.i686.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
firefox-45.7.0-1.el6_8.src.rpm

i386:
firefox-45.7.0-1.el6_8.i686.rpm
firefox-debuginfo-45.7.0-1.el6_8.i686.rpm

x86_64:
firefox-45.7.0-1.el6_8.x86_64.rpm
firefox-debuginfo-45.7.0-1.el6_8.x86_64.rpm

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

x86_64:
firefox-45.7.0-1.el6_8.i686.rpm
firefox-debuginfo-45.7.0-1.el6_8.i686.rpm

Red Hat Enterprise Linux Client (v. 7):

Source:
firefox-45.7.0-1.el7_3.src.rpm

x86_64:
firefox-45.7.0-1.el7_3.x86_64.rpm
firefox-debuginfo-45.7.0-1.el7_3.x86_64.rpm

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

x86_64:
firefox-45.7.0-1.el7_3.i686.rpm
firefox-debuginfo-45.7.0-1.el7_3.i686.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
firefox-45.7.0-1.el7_3.src.rpm

aarch64:
firefox-45.7.0-1.el7_3.aarch64.rpm
firefox-debuginfo-45.7.0-1.el7_3.aarch64.rpm

ppc64:
firefox-45.7.0-1.el7_3.ppc64.rpm
firefox-debuginfo-45.7.0-1.el7_3.ppc64.rpm

ppc64le:
firefox-45.7.0-1.el7_3.ppc64le.rpm
firefox-debuginfo-45.7.0-1.el7_3.ppc64le.rpm

s390x:
firefox-45.7.0-1.el7_3.s390x.rpm
firefox-debuginfo-45.7.0-1.el7_3.s390x.rpm

x86_64:
firefox-45.7.0-1.el7_3.x86_64.rpm
firefox-debuginfo-45.7.0-1.el7_3.x86_64.rpm

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

x86_64:
firefox-45.7.0-1.el7_3.i686.rpm
firefox-debuginfo-45.7.0-1.el7_3.i686.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
firefox-45.7.0-1.el7_3.src.rpm

x86_64:
firefox-45.7.0-1.el7_3.x86_64.rpm
firefox-debuginfo-45.7.0-1.el7_3.x86_64.rpm

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

x86_64:
firefox-45.7.0-1.el7_3.i686.rpm
firefox-debuginfo-45.7.0-1.el7_3.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-2017-5373
https://access.redhat.com/security/cve/CVE-2017-5375
https://access.redhat.com/security/cve/CVE-2017-5376
https://access.redhat.com/security/cve/CVE-2017-5378
https://access.redhat.com/security/cve/CVE-2017-5380
https://access.redhat.com/security/cve/CVE-2017-5383
https://access.redhat.com/security/cve/CVE-2017-5386
https://access.redhat.com/security/cve/CVE-2017-5390
https://access.redhat.com/security/cve/CVE-2017-5396
https://access.redhat.com/security/updates/classification/#critical
https://www.mozilla.org/en-US/security/known-vulnerabilities/firefox-esr/#firefoxesr45.7

8. Contact:

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

Copyright 2017 Red Hat, Inc.
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