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

Synopsis:          Critical: firefox security update
Advisory ID:       RHSA-2019:0218-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:0218
Issue date:        2019-01-30
CVE Names:         CVE-2018-18500 CVE-2018-18501 CVE-2018-18505 
=====================================================================

1. Summary:

An update for firefox is now available for Red Hat Enterprise Linux 6.

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 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 Optional (v. 6) - x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - x86_64

3. Description:

Mozilla Firefox is an open-source web browser, designed for standards
compliance, performance, and portability.

This update upgrades Firefox to version 60.5.0 ESR.

Security Fix(es):

* Mozilla: Use-after-free parsing HTML5 stream (CVE-2018-18500)

* Mozilla: Memory safety bugs fixed in Firefox 65 and Firefox ESR 60.5
(CVE-2018-18501)

* Mozilla: Privilege escalation through IPC channel messages
(CVE-2018-18505)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

Red Hat would like to thank the Mozilla project for reporting these issues.
Upstream acknowledges Yaniv Frank (SophosLabs), Alex Gaynor, Christoph
Diehl, Steven Crane, Jason Kratzer, Gary Kwong, Christian Holler, and Jed
Davis 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/):

1670631 - CVE-2018-18500 Mozilla: Use-after-free parsing HTML5 stream
1670632 - CVE-2018-18501 Mozilla: Memory safety bugs fixed in Firefox 65 and Firefox ESR 60.5
1670633 - CVE-2018-18505 Mozilla: Privilege escalation through IPC channel messages

6. Package List:

Red Hat Enterprise Linux Desktop (v. 6):

Source:
firefox-60.5.0-2.el6.src.rpm

i386:
firefox-60.5.0-2.el6.i686.rpm

x86_64:
firefox-60.5.0-2.el6.x86_64.rpm

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

x86_64:
firefox-60.5.0-2.el6.i686.rpm

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

Source:
firefox-60.5.0-2.el6.src.rpm

x86_64:
firefox-60.5.0-2.el6.i686.rpm

Red Hat Enterprise Linux Server (v. 6):

Source:
firefox-60.5.0-2.el6.src.rpm

i386:
firefox-60.5.0-2.el6.i686.rpm

ppc64:
firefox-60.5.0-2.el6.ppc64.rpm

s390x:
firefox-60.5.0-2.el6.s390x.rpm

x86_64:
firefox-60.5.0-2.el6.x86_64.rpm

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

x86_64:
firefox-60.5.0-2.el6.i686.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
firefox-60.5.0-2.el6.src.rpm

i386:
firefox-60.5.0-2.el6.i686.rpm

x86_64:
firefox-60.5.0-2.el6.x86_64.rpm

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

x86_64:
firefox-60.5.0-2.el6.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-2018-18500
https://access.redhat.com/security/cve/CVE-2018-18501
https://access.redhat.com/security/cve/CVE-2018-18505
https://access.redhat.com/security/updates/classification/#critical

8. Contact:

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

Copyright 2019 Red Hat, Inc.
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