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AUSCERT External Security Bulletin Redistribution
ESB-2017.2968
Firefox security update
20 November 2017
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: firefox
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux WS/Desktop 6
Red Hat Enterprise Linux Server 6
Red Hat Enterprise Linux WS/Desktop 7
Red Hat Enterprise Linux Server 7
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Denial of Service -- Remote with User Interaction
Access Confidential Data -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2017-7830 CVE-2017-7828 CVE-2017-7826
Reference: ASB-2017.0199
ESB-2017.2947
ESB-2017.2946
ESB-2017.2920.2
Original Bulletin:
https://access.redhat.com/errata/RHSA-2017:3247
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Red Hat Security Advisory
Synopsis: Critical: firefox security update
Advisory ID: RHSA-2017:3247-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2017:3247
Issue date: 2017-11-17
CVE Names: CVE-2017-7826 CVE-2017-7828 CVE-2017-7830
=====================================================================
1. Summary:
An update for firefox is now available for 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 Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - 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
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 52.5.0 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-2017-7826, CVE-2017-7828, CVE-2017-7830)
Red Hat would like to thank the Mozilla project for reporting these issues.
Upstream acknowledges Christian Holler, David Keeler, Jon Coppeard, Julien
Cristau, Jan de Mooij, Jason Kratzer, Philipp, Nicholas Nethercote, Oriol
Brufau, André Bargull, Bob Clary, Jet Villegas, Randell Jesup, Tyson Smith,
Gary Kwong, Ryan VanderMeulen, Nils, and Jun Kokatsu 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/):
1513308 - CVE-2017-7826 Mozilla: Memory safety bugs fixed in Firefox 57 and Firefox ESR 52.5 (MFSA 2017-25)
1513310 - CVE-2017-7828 Mozilla: Use-after-free of PressShell while restyling layout (MFSA 2017-25)
1513311 - CVE-2017-7830 Mozilla: Cross-origin URL information leak through Resource Timing API (MFSA 2017-25)
6. Package List:
Red Hat Enterprise Linux Desktop (v. 6):
Source:
firefox-52.5.0-1.el6_9.src.rpm
i386:
firefox-52.5.0-1.el6_9.i686.rpm
firefox-debuginfo-52.5.0-1.el6_9.i686.rpm
x86_64:
firefox-52.5.0-1.el6_9.x86_64.rpm
firefox-debuginfo-52.5.0-1.el6_9.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
x86_64:
firefox-52.5.0-1.el6_9.i686.rpm
firefox-debuginfo-52.5.0-1.el6_9.i686.rpm
Red Hat Enterprise Linux HPC Node Optional (v. 6):
Source:
firefox-52.5.0-1.el6_9.src.rpm
x86_64:
firefox-52.5.0-1.el6_9.i686.rpm
firefox-52.5.0-1.el6_9.x86_64.rpm
firefox-debuginfo-52.5.0-1.el6_9.i686.rpm
firefox-debuginfo-52.5.0-1.el6_9.x86_64.rpm
Red Hat Enterprise Linux Server (v. 6):
Source:
firefox-52.5.0-1.el6_9.src.rpm
i386:
firefox-52.5.0-1.el6_9.i686.rpm
firefox-debuginfo-52.5.0-1.el6_9.i686.rpm
ppc64:
firefox-52.5.0-1.el6_9.ppc64.rpm
firefox-debuginfo-52.5.0-1.el6_9.ppc64.rpm
s390x:
firefox-52.5.0-1.el6_9.s390x.rpm
firefox-debuginfo-52.5.0-1.el6_9.s390x.rpm
x86_64:
firefox-52.5.0-1.el6_9.x86_64.rpm
firefox-debuginfo-52.5.0-1.el6_9.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
ppc64:
firefox-52.5.0-1.el6_9.ppc.rpm
firefox-debuginfo-52.5.0-1.el6_9.ppc.rpm
s390x:
firefox-52.5.0-1.el6_9.s390.rpm
firefox-debuginfo-52.5.0-1.el6_9.s390.rpm
x86_64:
firefox-52.5.0-1.el6_9.i686.rpm
firefox-debuginfo-52.5.0-1.el6_9.i686.rpm
Red Hat Enterprise Linux Workstation (v. 6):
Source:
firefox-52.5.0-1.el6_9.src.rpm
i386:
firefox-52.5.0-1.el6_9.i686.rpm
firefox-debuginfo-52.5.0-1.el6_9.i686.rpm
x86_64:
firefox-52.5.0-1.el6_9.x86_64.rpm
firefox-debuginfo-52.5.0-1.el6_9.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 6):
x86_64:
firefox-52.5.0-1.el6_9.i686.rpm
firefox-debuginfo-52.5.0-1.el6_9.i686.rpm
Red Hat Enterprise Linux Client (v. 7):
Source:
firefox-52.5.0-1.el7_4.src.rpm
x86_64:
firefox-52.5.0-1.el7_4.x86_64.rpm
firefox-debuginfo-52.5.0-1.el7_4.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
firefox-52.5.0-1.el7_4.i686.rpm
firefox-debuginfo-52.5.0-1.el7_4.i686.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
firefox-52.5.0-1.el7_4.src.rpm
ppc64:
firefox-52.5.0-1.el7_4.ppc64.rpm
firefox-debuginfo-52.5.0-1.el7_4.ppc64.rpm
ppc64le:
firefox-52.5.0-1.el7_4.ppc64le.rpm
firefox-debuginfo-52.5.0-1.el7_4.ppc64le.rpm
s390x:
firefox-52.5.0-1.el7_4.s390x.rpm
firefox-debuginfo-52.5.0-1.el7_4.s390x.rpm
x86_64:
firefox-52.5.0-1.el7_4.x86_64.rpm
firefox-debuginfo-52.5.0-1.el7_4.x86_64.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):
Source:
firefox-52.5.0-1.el7_4.src.rpm
aarch64:
firefox-52.5.0-1.el7_4.aarch64.rpm
firefox-debuginfo-52.5.0-1.el7_4.aarch64.rpm
ppc64le:
firefox-52.5.0-1.el7_4.ppc64le.rpm
firefox-debuginfo-52.5.0-1.el7_4.ppc64le.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64:
firefox-52.5.0-1.el7_4.ppc.rpm
firefox-debuginfo-52.5.0-1.el7_4.ppc.rpm
s390x:
firefox-52.5.0-1.el7_4.s390.rpm
firefox-debuginfo-52.5.0-1.el7_4.s390.rpm
x86_64:
firefox-52.5.0-1.el7_4.i686.rpm
firefox-debuginfo-52.5.0-1.el7_4.i686.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
firefox-52.5.0-1.el7_4.src.rpm
x86_64:
firefox-52.5.0-1.el7_4.x86_64.rpm
firefox-debuginfo-52.5.0-1.el7_4.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
firefox-52.5.0-1.el7_4.i686.rpm
firefox-debuginfo-52.5.0-1.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-2017-7826
https://access.redhat.com/security/cve/CVE-2017-7828
https://access.redhat.com/security/cve/CVE-2017-7830
https://access.redhat.com/security/updates/classification/#critical
https://www.mozilla.org/en-US/security/advisories/mfsa2017-25/
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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