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

Synopsis:          Important: thunderbird security update
Advisory ID:       RHSA-2019:0680-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:0680
Issue date:        2019-03-28
CVE Names:         CVE-2018-18506 CVE-2019-9788 CVE-2019-9790 
                   CVE-2019-9791 CVE-2019-9792 CVE-2019-9793 
                   CVE-2019-9795 CVE-2019-9796 CVE-2019-9810 
                   CVE-2019-9813 
=====================================================================

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 60.6.1.

Security Fix(es):

* Mozilla: Memory safety bugs fixed in Firefox 66 and Firefox ESR 60.6
(CVE-2019-9788)

* Mozilla: Use-after-free when removing in-use DOM elements (CVE-2019-9790)

* Mozilla: Type inference is incorrect for constructors entered through
on-stack replacement with IonMonkey (CVE-2019-9791)

* Mozilla: IonMonkey leaks JS_OPTIMIZED_OUT magic value to script
(CVE-2019-9792)

* Mozilla: IonMonkey MArraySlice has incorrect alias information
(CVE-2019-9810)

* Mozilla: Ionmonkey type confusion with __proto__ mutations
(CVE-2019-9813)

* Mozilla: Improper bounds checks when Spectre mitigations are disabled
(CVE-2019-9793)

* Mozilla: Type-confusion in IonMonkey JIT compiler (CVE-2019-9795)

* Mozilla: Use-after-free with SMIL animation controller (CVE-2019-9796)

* Mozilla: Proxy Auto-Configuration file can define localhost access to be
proxied (CVE-2018-18506)

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/):

1690673 - CVE-2018-18506 Mozilla: Proxy Auto-Configuration file can define
 localhost access to be proxied
1690674 - CVE-2019-9788 Mozilla: Memory safety bugs fixed in Firefox 66 and
 Firefox ESR 60.6
1690675 - CVE-2019-9790 Mozilla: Use-after-free when removing in-use DOM
 elements
1690676 - CVE-2019-9791 Mozilla: Type inference is incorrect for constructors
 entered through on-stack replacement with IonMonkey
1690677 - CVE-2019-9792 Mozilla: IonMonkey leaks JS_OPTIMIZED_OUT magic value
 to script
1690678 - CVE-2019-9793 Mozilla: Improper bounds checks when Spectre
 mitigations are disabled
1690680 - CVE-2019-9795 Mozilla: Type-confusion in IonMonkey JIT compiler
1690681 - CVE-2019-9796 Mozilla: Use-after-free with SMIL animation controller
1692181 - CVE-2019-9810 Mozilla: IonMonkey MArraySlice has incorrect alias
 information
1692182 - CVE-2019-9813 Mozilla: Ionmonkey type confusion with __proto__
 mutations

6. Package List:

Red Hat Enterprise Linux Desktop (v. 6):

Source:
thunderbird-60.6.1-1.el6_10.src.rpm

i386:
thunderbird-60.6.1-1.el6_10.i686.rpm
thunderbird-debuginfo-60.6.1-1.el6_10.i686.rpm

x86_64:
thunderbird-60.6.1-1.el6_10.x86_64.rpm
thunderbird-debuginfo-60.6.1-1.el6_10.x86_64.rpm

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

Source:
thunderbird-60.6.1-1.el6_10.src.rpm

i386:
thunderbird-60.6.1-1.el6_10.i686.rpm
thunderbird-debuginfo-60.6.1-1.el6_10.i686.rpm

ppc64:
thunderbird-60.6.1-1.el6_10.ppc64.rpm
thunderbird-debuginfo-60.6.1-1.el6_10.ppc64.rpm

s390x:
thunderbird-60.6.1-1.el6_10.s390x.rpm
thunderbird-debuginfo-60.6.1-1.el6_10.s390x.rpm

x86_64:
thunderbird-60.6.1-1.el6_10.x86_64.rpm
thunderbird-debuginfo-60.6.1-1.el6_10.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
thunderbird-60.6.1-1.el6_10.src.rpm

i386:
thunderbird-60.6.1-1.el6_10.i686.rpm
thunderbird-debuginfo-60.6.1-1.el6_10.i686.rpm

x86_64:
thunderbird-60.6.1-1.el6_10.x86_64.rpm
thunderbird-debuginfo-60.6.1-1.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-2018-18506
https://access.redhat.com/security/cve/CVE-2019-9788
https://access.redhat.com/security/cve/CVE-2019-9790
https://access.redhat.com/security/cve/CVE-2019-9791
https://access.redhat.com/security/cve/CVE-2019-9792
https://access.redhat.com/security/cve/CVE-2019-9793
https://access.redhat.com/security/cve/CVE-2019-9795
https://access.redhat.com/security/cve/CVE-2019-9796
https://access.redhat.com/security/cve/CVE-2019-9810
https://access.redhat.com/security/cve/CVE-2019-9813
https://access.redhat.com/security/updates/classification/#important
https://www.mozilla.org/en-US/security/advisories/mfsa2019-11/
https://www.mozilla.org/en-US/security/advisories/mfsa2019-12/

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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