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

Synopsis:          Critical: firefox security update
Advisory ID:       RHSA-2018:0527-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:0527
Issue date:        2018-03-15
CVE Names:         CVE-2018-5125 CVE-2018-5127 CVE-2018-5129 
                   CVE-2018-5130 CVE-2018-5131 CVE-2018-5144 
                   CVE-2018-5145 
====================================================================
1. Summary:

An update for firefox is now available for 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 Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, ppc64le

3. Description:

Mozilla Firefox is an open source web browser.

This update upgrades Firefox to version 52.7.0 ESR.

Security Fix(es):

* Mozilla: Memory safety bugs fixed in Firefox 59 and Firefox ESR 52.7
(MFSA 2018-07) (CVE-2018-5125)

* Mozilla: Buffer overflow manipulating SVG animatedPathSegList (MFSA
2018-07) (CVE-2018-5127)

* Mozilla: Out-of-bounds write with malformed IPC messages (MFSA 2018-07)
(CVE-2018-5129)

* Mozilla: Mismatched RTP payload type can trigger memory corruption (MFSA
2018-07) (CVE-2018-5130)

* Mozilla: Fetch API improperly returns cached copies of no-store/no-cache
resources (MFSA 2018-07) (CVE-2018-5131)

* Mozilla: Integer overflow during Unicode conversion (MFSA 2018-07)
(CVE-2018-5144)

* Mozilla: Memory safety bugs fixed in Firefox ESR 52.7 (MFSA 2018-07)
(CVE-2018-5145)

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

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/):

1555127 - CVE-2018-5125 Mozilla: Memory safety bugs fixed in Firefox 59 and Firefox ESR 52.7 (MFSA 2018-07)
1555128 - CVE-2018-5127 Mozilla: Buffer overflow manipulating SVG animatedPathSegList (MFSA 2018-07)
1555129 - CVE-2018-5129 Mozilla: Out-of-bounds write with malformed IPC messages (MFSA 2018-07)
1555130 - CVE-2018-5130 Mozilla: Mismatched RTP payload type can trigger memory corruption (MFSA 2018-07)
1555131 - CVE-2018-5131 Mozilla: Fetch API improperly returns cached copies of no-store/no-cache resources (MFSA 2018-07)
1555132 - CVE-2018-5144 Mozilla: Integer overflow during Unicode conversion (MFSA 2018-07)
1555133 - CVE-2018-5145 Mozilla: Memory safety bugs fixed in Firefox ESR 52.7 (MFSA 2018-07)

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
firefox-52.7.0-1.el7_4.src.rpm

x86_64:
firefox-52.7.0-1.el7_4.x86_64.rpm
firefox-debuginfo-52.7.0-1.el7_4.x86_64.rpm

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

x86_64:
firefox-52.7.0-1.el7_4.i686.rpm
firefox-debuginfo-52.7.0-1.el7_4.i686.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
firefox-52.7.0-1.el7_4.src.rpm

ppc64:
firefox-52.7.0-1.el7_4.ppc64.rpm
firefox-debuginfo-52.7.0-1.el7_4.ppc64.rpm

ppc64le:
firefox-52.7.0-1.el7_4.ppc64le.rpm
firefox-debuginfo-52.7.0-1.el7_4.ppc64le.rpm

s390x:
firefox-52.7.0-1.el7_4.s390x.rpm
firefox-debuginfo-52.7.0-1.el7_4.s390x.rpm

x86_64:
firefox-52.7.0-1.el7_4.x86_64.rpm
firefox-debuginfo-52.7.0-1.el7_4.x86_64.rpm

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):

Source:
firefox-52.7.0-1.el7_4.src.rpm

aarch64:
firefox-52.7.0-1.el7_4.aarch64.rpm
firefox-debuginfo-52.7.0-1.el7_4.aarch64.rpm

ppc64le:
firefox-52.7.0-1.el7_4.ppc64le.rpm
firefox-debuginfo-52.7.0-1.el7_4.ppc64le.rpm

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

ppc64:
firefox-52.7.0-1.el7_4.ppc.rpm
firefox-debuginfo-52.7.0-1.el7_4.ppc.rpm

s390x:
firefox-52.7.0-1.el7_4.s390.rpm
firefox-debuginfo-52.7.0-1.el7_4.s390.rpm

x86_64:
firefox-52.7.0-1.el7_4.i686.rpm
firefox-debuginfo-52.7.0-1.el7_4.i686.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
firefox-52.7.0-1.el7_4.src.rpm

x86_64:
firefox-52.7.0-1.el7_4.x86_64.rpm
firefox-debuginfo-52.7.0-1.el7_4.x86_64.rpm

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

x86_64:
firefox-52.7.0-1.el7_4.i686.rpm
firefox-debuginfo-52.7.0-1.el7_4.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-2018-5125
https://access.redhat.com/security/cve/CVE-2018-5127
https://access.redhat.com/security/cve/CVE-2018-5129
https://access.redhat.com/security/cve/CVE-2018-5130
https://access.redhat.com/security/cve/CVE-2018-5131
https://access.redhat.com/security/cve/CVE-2018-5144
https://access.redhat.com/security/cve/CVE-2018-5145
https://access.redhat.com/security/updates/classification/#critical
https://www.mozilla.org/en-US/security/advisories/mfsa2018-07/

8. Contact:

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

Copyright 2018 Red Hat, Inc.
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