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Red Hat Security Advisory

Synopsis: Important: thunderbird security update
Advisory ID: RHSA-2019:2774-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2774
Issue date: 2019-09-16
CVE Names: CVE-2019-11739 CVE-2019-11740 CVE-2019-11742
CVE-2019-11743 CVE-2019-11744 CVE-2019-11746
CVE-2019-11752
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1. Summary:

An update for thunderbird is now available for Red Hat Enterprise Linux 8.

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 AppStream (v. 8) – ppc64le, x86_64

3. Description:

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 60.9.0.

Security Fix(es):

* Mozilla: Covert Content Attack on S/MIME encryption using a crafted
multipart/alternative message (CVE-2019-11739)

* Mozilla: Memory safety bugs fixed in Firefox 69, Firefox ESR 68.1, and
Firefox ESR 60.9 (CVE-2019-11740)

* Mozilla: Same-origin policy violation with SVG filters and canvas to
steal cross-origin images (CVE-2019-11742)

* Mozilla: XSS by breaking out of title and textarea elements using
innerHTML (CVE-2019-11744)

* Mozilla: Use-after-free while manipulating video (CVE-2019-11746)

* Mozilla: Use-after-free while extracting a key value in IndexedDB
(CVE-2019-11752)

* Mozilla: Cross-origin access to unload event attributes (CVE-2019-11743)

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/):

1748652 – CVE-2019-11740 Mozilla: Memory safety bugs fixed in Firefox 69, Firefox ESR 68.1, Firefox ESR 60.9, Thunderbird 68.1, and Thunderbird 60.9
1748653 – CVE-2019-11742 Mozilla: Same-origin policy violation with SVG filters and canvas to steal cross-origin images
1748654 – CVE-2019-11743 Mozilla: Cross-origin access to unload event attributes
1748655 – CVE-2019-11744 Mozilla: XSS by breaking out of title and textarea elements using innerHTML
1748656 – CVE-2019-11746 Mozilla: Use-after-free while manipulating video
1748657 – CVE-2019-11752 Mozilla: Use-after-free while extracting a key value in IndexedDB
1752307 – CVE-2019-11739 Mozilla: Covert Content Attack on S/MIME encryption using a crafted multipart/alternative message

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
thunderbird-60.9.0-2.el8_0.src.rpm

ppc64le:
thunderbird-60.9.0-2.el8_0.ppc64le.rpm
thunderbird-debuginfo-60.9.0-2.el8_0.ppc64le.rpm
thunderbird-debugsource-60.9.0-2.el8_0.ppc64le.rpm

x86_64:
thunderbird-60.9.0-2.el8_0.x86_64.rpm
thunderbird-debuginfo-60.9.0-2.el8_0.x86_64.rpm
thunderbird-debugsource-60.9.0-2.el8_0.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-2019-11739
https://access.redhat.com/security/cve/CVE-2019-11740
https://access.redhat.com/security/cve/CVE-2019-11742
https://access.redhat.com/security/cve/CVE-2019-11743
https://access.redhat.com/security/cve/CVE-2019-11744
https://access.redhat.com/security/cve/CVE-2019-11746
https://access.redhat.com/security/cve/CVE-2019-11752
https://access.redhat.com/security/updates/classification/#important

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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