-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis:          Important: thunderbird security update
Advisory ID:       RHSA-2020:3345-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:3345
Issue date:        2020-08-06
CVE Names:         CVE-2020-6463 CVE-2020-6514 CVE-2020-15652 
                   CVE-2020-15659 
====================================================================
1. Summary:

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

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 Desktop (v. 6) - i386, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64

3. Description:

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 68.11.0.

Security Fix(es):

* chromium-browser: Use after free in ANGLE (CVE-2020-6463)

* chromium-browser: Inappropriate implementation in WebRTC (CVE-2020-6514)

* Mozilla: Potential leak of redirect targets when loading scripts in a
worker (CVE-2020-15652)

* Mozilla: Memory safety bugs fixed in Firefox 79 and Firefox ESR 68.11
(CVE-2020-15659)

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

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

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

1840893 - CVE-2020-6463 chromium-browser: Use after free in ANGLE
1857349 - CVE-2020-6514 chromium-browser: Inappropriate implementation in WebRTC
1861570 - CVE-2020-15652 Mozilla: Potential leak of redirect targets when loading scripts in a worker
1861572 - CVE-2020-15659 Mozilla: Memory safety bugs fixed in Firefox 79 and Firefox ESR 68.11

6. Package List:

Red Hat Enterprise Linux Desktop (v. 6):

Source:
thunderbird-68.11.0-1.el6_10.src.rpm

i386:
thunderbird-68.11.0-1.el6_10.i686.rpm
thunderbird-debuginfo-68.11.0-1.el6_10.i686.rpm

x86_64:
thunderbird-68.11.0-1.el6_10.x86_64.rpm
thunderbird-debuginfo-68.11.0-1.el6_10.x86_64.rpm

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

Source:
thunderbird-68.11.0-1.el6_10.src.rpm

i386:
thunderbird-68.11.0-1.el6_10.i686.rpm
thunderbird-debuginfo-68.11.0-1.el6_10.i686.rpm

ppc64:
thunderbird-68.11.0-1.el6_10.ppc64.rpm
thunderbird-debuginfo-68.11.0-1.el6_10.ppc64.rpm

s390x:
thunderbird-68.11.0-1.el6_10.s390x.rpm
thunderbird-debuginfo-68.11.0-1.el6_10.s390x.rpm

x86_64:
thunderbird-68.11.0-1.el6_10.x86_64.rpm
thunderbird-debuginfo-68.11.0-1.el6_10.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
thunderbird-68.11.0-1.el6_10.src.rpm

i386:
thunderbird-68.11.0-1.el6_10.i686.rpm
thunderbird-debuginfo-68.11.0-1.el6_10.i686.rpm

x86_64:
thunderbird-68.11.0-1.el6_10.x86_64.rpm
thunderbird-debuginfo-68.11.0-1.el6_10.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-2020-6463
https://access.redhat.com/security/cve/CVE-2020-6514
https://access.redhat.com/security/cve/CVE-2020-15652
https://access.redhat.com/security/cve/CVE-2020-15659
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2020 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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Zj/d
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://www.redhat.com/mailman/listinfo/rhsa-announce