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

Synopsis:          Important: thunderbird security update
Advisory ID:       RHSA-2018:0262-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:0262
Issue date:        2018-02-01
CVE Names:         CVE-2018-5089 CVE-2018-5095 CVE-2018-5096 
                   CVE-2018-5097 CVE-2018-5098 CVE-2018-5099 
                   CVE-2018-5102 CVE-2018-5103 CVE-2018-5104 
                   CVE-2018-5117 
=====================================================================

1. Summary:

An update for thunderbird 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 Important. 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 Desktop (v. 6) - i386, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64le, 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 for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, ppc64le

3. Description:

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 52.6.0.

Security Fix(es):

* Multiple flaws were found in the processing of malformed web content. A
web page containing malicious content could cause Thunderbird to crash or,
potentially, execute arbitrary code with the privileges of the user running
Thunderbird. (CVE-2018-5089, CVE-2018-5095, CVE-2018-5096, CVE-2018-5097,
CVE-2018-5098, CVE-2018-5099, CVE-2018-5102, CVE-2018-5103, CVE-2018-5104,
CVE-2018-5117)

Red Hat would like to thank the Mozilla project for reporting these issues.
Upstream acknowledges Christian Holler, Jason Kratzer, Marcia Knous, Nathan
Froyd, Oriol Brufau, Ronald Crane, Randell Jesup, Tyson Smith, Cobos
Alvarez, Ryan VanderMeulen, Sebastian Hengst, Karl Tomlinson, Xidorn Quan,
Ludovic Hirlimann, Jason Orendorff, Anonymous, Nils, and Xisigr 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

All running instances of Thunderbird must be restarted for the update to
take effect.

5. Bugs fixed (https://bugzilla.redhat.com/):

1537417 - CVE-2018-5089 Mozilla: Memory safety bugs fixed in Firefox 58 and Firefox ESR 52.6 (MFSA 2018-03)
1537817 - CVE-2018-5095 Mozilla: Integer overflow in Skia library during edge builder allocation (MFSA 2018-03)
1537818 - CVE-2018-5096 Mozilla: Use-after-free while editing form elements (MFSA 2018-03)
1537819 - CVE-2018-5097 Mozilla: Use-after-free when source document is manipulated during XSLT (MFSA 2018-03)
1537820 - CVE-2018-5098 Mozilla: Use-after-free while manipulating form input elements (MFSA 2018-03)
1537821 - CVE-2018-5099 Mozilla: Use-after-free with widget listener (MFSA 2018-03)
1537822 - CVE-2018-5102 Mozilla: Use-after-free in HTML media elements (MFSA 2018-03)
1537823 - CVE-2018-5103 Mozilla: Use-after-free during mouse event handling (MFSA 2018-03)
1537824 - CVE-2018-5104 Mozilla: Use-after-free during font face manipulation (MFSA 2018-03)
1537825 - CVE-2018-5117 Mozilla: URL spoofing with right-to-left text aligned left-to-right (MFSA 2018-03)

6. Package List:

Red Hat Enterprise Linux Desktop (v. 6):

Source:
thunderbird-52.6.0-1.el6_9.src.rpm

i386:
thunderbird-52.6.0-1.el6_9.i686.rpm
thunderbird-debuginfo-52.6.0-1.el6_9.i686.rpm

x86_64:
thunderbird-52.6.0-1.el6_9.x86_64.rpm
thunderbird-debuginfo-52.6.0-1.el6_9.x86_64.rpm

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

Source:
thunderbird-52.6.0-1.el6_9.src.rpm

i386:
thunderbird-52.6.0-1.el6_9.i686.rpm
thunderbird-debuginfo-52.6.0-1.el6_9.i686.rpm

ppc64:
thunderbird-52.6.0-1.el6_9.ppc64.rpm
thunderbird-debuginfo-52.6.0-1.el6_9.ppc64.rpm

s390x:
thunderbird-52.6.0-1.el6_9.s390x.rpm
thunderbird-debuginfo-52.6.0-1.el6_9.s390x.rpm

x86_64:
thunderbird-52.6.0-1.el6_9.x86_64.rpm
thunderbird-debuginfo-52.6.0-1.el6_9.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
thunderbird-52.6.0-1.el6_9.src.rpm

i386:
thunderbird-52.6.0-1.el6_9.i686.rpm
thunderbird-debuginfo-52.6.0-1.el6_9.i686.rpm

x86_64:
thunderbird-52.6.0-1.el6_9.x86_64.rpm
thunderbird-debuginfo-52.6.0-1.el6_9.x86_64.rpm

Red Hat Enterprise Linux Client (v. 7):

Source:
thunderbird-52.6.0-1.el7_4.src.rpm

x86_64:
thunderbird-52.6.0-1.el7_4.x86_64.rpm
thunderbird-debuginfo-52.6.0-1.el7_4.x86_64.rpm

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

Source:
thunderbird-52.6.0-1.el7_4.src.rpm

ppc64le:
thunderbird-52.6.0-1.el7_4.ppc64le.rpm
thunderbird-debuginfo-52.6.0-1.el7_4.ppc64le.rpm

x86_64:
thunderbird-52.6.0-1.el7_4.x86_64.rpm
thunderbird-debuginfo-52.6.0-1.el7_4.x86_64.rpm

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

Source:
thunderbird-52.6.0-1.el7_4.src.rpm

aarch64:
thunderbird-52.6.0-1.el7_4.aarch64.rpm
thunderbird-debuginfo-52.6.0-1.el7_4.aarch64.rpm

ppc64le:
thunderbird-52.6.0-1.el7_4.ppc64le.rpm
thunderbird-debuginfo-52.6.0-1.el7_4.ppc64le.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
thunderbird-52.6.0-1.el7_4.src.rpm

x86_64:
thunderbird-52.6.0-1.el7_4.x86_64.rpm
thunderbird-debuginfo-52.6.0-1.el7_4.x86_64.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-2018-5089
https://access.redhat.com/security/cve/CVE-2018-5095
https://access.redhat.com/security/cve/CVE-2018-5096
https://access.redhat.com/security/cve/CVE-2018-5097
https://access.redhat.com/security/cve/CVE-2018-5098
https://access.redhat.com/security/cve/CVE-2018-5099
https://access.redhat.com/security/cve/CVE-2018-5102
https://access.redhat.com/security/cve/CVE-2018-5103
https://access.redhat.com/security/cve/CVE-2018-5104
https://access.redhat.com/security/cve/CVE-2018-5117
https://access.redhat.com/security/updates/classification/#important
https://www.mozilla.org/en-US/security/advisories/mfsa2018-04/

8. Contact:

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

Copyright 2018 Red Hat, Inc.
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