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

Synopsis: Critical: thunderbird security update
Advisory ID: RHSA-2020:2048-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2048
Issue date: 2020-05-11
CVE Names: CVE-2020-6831 CVE-2020-12387 CVE-2020-12392
CVE-2020-12395 CVE-2020-12397
=====================================================================

1. Summary:

An update for thunderbird is now available for Red Hat Enterprise Linux 8.0
Update Services for SAP Solutions.

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 AppStream E4S (v. 8.0) – ppc64le, x86_64

3. Description:

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 68.8.0.

Security Fix(es):

* Mozilla: Use-after-free during worker shutdown (CVE-2020-12387)

* Mozilla: Memory safety bugs fixed in Firefox 76 and Firefox ESR 68.8
(CVE-2020-12395)

* usrsctp: Buffer overflow in AUTH chunk input validation (CVE-2020-6831)

* Mozilla: Arbitrary local file access with ‘Copy as cURL’ (CVE-2020-12392)

* Mozilla: Sender Email Address Spoofing using encoded Unicode characters
(CVE-2020-12397)

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/):

1831761 – CVE-2020-12387 Mozilla: Use-after-free during worker shutdown
1831763 – CVE-2020-6831 usrsctp: Buffer overflow in AUTH chunk input validation
1831764 – CVE-2020-12392 Mozilla: Arbitrary local file access with ‘Copy as cURL’
1831765 – CVE-2020-12395 Mozilla: Memory safety bugs fixed in Firefox 76 and Firefox ESR 68.8
1832565 – CVE-2020-12397 Mozilla: Sender Email Address Spoofing using encoded Unicode characters

6. Package List:

Red Hat Enterprise Linux AppStream E4S (v. 8.0):

Source:
thunderbird-68.8.0-1.el8_0.src.rpm

ppc64le:
thunderbird-68.8.0-1.el8_0.ppc64le.rpm
thunderbird-debuginfo-68.8.0-1.el8_0.ppc64le.rpm
thunderbird-debugsource-68.8.0-1.el8_0.ppc64le.rpm

x86_64:
thunderbird-68.8.0-1.el8_0.x86_64.rpm
thunderbird-debuginfo-68.8.0-1.el8_0.x86_64.rpm
thunderbird-debugsource-68.8.0-1.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-2020-6831
https://access.redhat.com/security/cve/CVE-2020-12387
https://access.redhat.com/security/cve/CVE-2020-12392
https://access.redhat.com/security/cve/CVE-2020-12395
https://access.redhat.com/security/cve/CVE-2020-12397
https://access.redhat.com/security/updates/classification/#critical

8. Contact:

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

Copyright 2020 Red Hat, Inc.
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=====================================================================
Red Hat Security Advisory

Synopsis: Critical: thunderbird security update
Advisory ID: RHSA-2020:2047-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2047
Issue date: 2020-05-11
CVE Names: CVE-2020-6831 CVE-2020-12387 CVE-2020-12392
CVE-2020-12395 CVE-2020-12397
=====================================================================

1. Summary:

An update for thunderbird is now available for Red Hat Enterprise Linux 8.1
Extended Update Support.

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 AppStream EUS (v. 8.1) – ppc64le, x86_64

3. Description:

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 68.8.0.

Security Fix(es):

* Mozilla: Use-after-free during worker shutdown (CVE-2020-12387)

* Mozilla: Memory safety bugs fixed in Firefox 76 and Firefox ESR 68.8
(CVE-2020-12395)

* usrsctp: Buffer overflow in AUTH chunk input validation (CVE-2020-6831)

* Mozilla: Arbitrary local file access with ‘Copy as cURL’ (CVE-2020-12392)

* Mozilla: Sender Email Address Spoofing using encoded Unicode characters
(CVE-2020-12397)

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/):

1831761 – CVE-2020-12387 Mozilla: Use-after-free during worker shutdown
1831763 – CVE-2020-6831 usrsctp: Buffer overflow in AUTH chunk input validation
1831764 – CVE-2020-12392 Mozilla: Arbitrary local file access with ‘Copy as cURL’
1831765 – CVE-2020-12395 Mozilla: Memory safety bugs fixed in Firefox 76 and Firefox ESR 68.8
1832565 – CVE-2020-12397 Mozilla: Sender Email Address Spoofing using encoded Unicode characters

6. Package List:

Red Hat Enterprise Linux AppStream EUS (v. 8.1):

Source:
thunderbird-68.8.0-1.el8_1.src.rpm

ppc64le:
thunderbird-68.8.0-1.el8_1.ppc64le.rpm
thunderbird-debuginfo-68.8.0-1.el8_1.ppc64le.rpm
thunderbird-debugsource-68.8.0-1.el8_1.ppc64le.rpm

x86_64:
thunderbird-68.8.0-1.el8_1.x86_64.rpm
thunderbird-debuginfo-68.8.0-1.el8_1.x86_64.rpm
thunderbird-debugsource-68.8.0-1.el8_1.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-2020-6831
https://access.redhat.com/security/cve/CVE-2020-12387
https://access.redhat.com/security/cve/CVE-2020-12392
https://access.redhat.com/security/cve/CVE-2020-12395
https://access.redhat.com/security/cve/CVE-2020-12397
https://access.redhat.com/security/updates/classification/#critical

8. Contact:

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

Copyright 2020 Red Hat, Inc.
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=====================================================================
Red Hat Security Advisory

Synopsis: Critical: thunderbird security update
Advisory ID: RHSA-2020:2046-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2046
Issue date: 2020-05-11
CVE Names: CVE-2020-6831 CVE-2020-12387 CVE-2020-12392
CVE-2020-12395 CVE-2020-12397
=====================================================================

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 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 AppStream (v. 8) – aarch64, ppc64le, x86_64

3. Description:

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 68.8.0.

Security Fix(es):

* Mozilla: Use-after-free during worker shutdown (CVE-2020-12387)

* Mozilla: Memory safety bugs fixed in Firefox 76 and Firefox ESR 68.8
(CVE-2020-12395)

* usrsctp: Buffer overflow in AUTH chunk input validation (CVE-2020-6831)

* Mozilla: Arbitrary local file access with ‘Copy as cURL’ (CVE-2020-12392)

* Mozilla: Sender Email Address Spoofing using encoded Unicode characters
(CVE-2020-12397)

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/):

1831761 – CVE-2020-12387 Mozilla: Use-after-free during worker shutdown
1831763 – CVE-2020-6831 usrsctp: Buffer overflow in AUTH chunk input validation
1831764 – CVE-2020-12392 Mozilla: Arbitrary local file access with ‘Copy as cURL’
1831765 – CVE-2020-12395 Mozilla: Memory safety bugs fixed in Firefox 76 and Firefox ESR 68.8
1832565 – CVE-2020-12397 Mozilla: Sender Email Address Spoofing using encoded Unicode characters

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
thunderbird-68.8.0-1.el8_2.src.rpm

aarch64:
thunderbird-68.8.0-1.el8_2.aarch64.rpm
thunderbird-debuginfo-68.8.0-1.el8_2.aarch64.rpm
thunderbird-debugsource-68.8.0-1.el8_2.aarch64.rpm

ppc64le:
thunderbird-68.8.0-1.el8_2.ppc64le.rpm
thunderbird-debuginfo-68.8.0-1.el8_2.ppc64le.rpm
thunderbird-debugsource-68.8.0-1.el8_2.ppc64le.rpm

x86_64:
thunderbird-68.8.0-1.el8_2.x86_64.rpm
thunderbird-debuginfo-68.8.0-1.el8_2.x86_64.rpm
thunderbird-debugsource-68.8.0-1.el8_2.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-2020-6831
https://access.redhat.com/security/cve/CVE-2020-12387
https://access.redhat.com/security/cve/CVE-2020-12392
https://access.redhat.com/security/cve/CVE-2020-12395
https://access.redhat.com/security/cve/CVE-2020-12397
https://access.redhat.com/security/updates/classification/#critical

8. Contact:

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

Copyright 2020 Red Hat, Inc.
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=====================================================================
Red Hat Security Advisory

Synopsis: Critical: thunderbird security update
Advisory ID: RHSA-2020:2049-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2049
Issue date: 2020-05-11
CVE Names: CVE-2020-6831 CVE-2020-12387 CVE-2020-12392
CVE-2020-12395 CVE-2020-12397
=====================================================================

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 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 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 68.8.0.

Security Fix(es):

* Mozilla: Use-after-free during worker shutdown (CVE-2020-12387)

* Mozilla: Memory safety bugs fixed in Firefox 76 and Firefox ESR 68.8
(CVE-2020-12395)

* usrsctp: Buffer overflow in AUTH chunk input validation (CVE-2020-6831)

* Mozilla: Arbitrary local file access with ‘Copy as cURL’ (CVE-2020-12392)

* Mozilla: Sender Email Address Spoofing using encoded Unicode characters
(CVE-2020-12397)

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/):

1831761 – CVE-2020-12387 Mozilla: Use-after-free during worker shutdown
1831763 – CVE-2020-6831 usrsctp: Buffer overflow in AUTH chunk input validation
1831764 – CVE-2020-12392 Mozilla: Arbitrary local file access with ‘Copy as cURL’
1831765 – CVE-2020-12395 Mozilla: Memory safety bugs fixed in Firefox 76 and Firefox ESR 68.8
1832565 – CVE-2020-12397 Mozilla: Sender Email Address Spoofing using encoded Unicode characters

6. Package List:

Red Hat Enterprise Linux Desktop (v. 6):

Source:
thunderbird-68.8.0-1.el6_10.src.rpm

i386:
thunderbird-68.8.0-1.el6_10.i686.rpm
thunderbird-debuginfo-68.8.0-1.el6_10.i686.rpm

x86_64:
thunderbird-68.8.0-1.el6_10.x86_64.rpm
thunderbird-debuginfo-68.8.0-1.el6_10.x86_64.rpm

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

Source:
thunderbird-68.8.0-1.el6_10.src.rpm

i386:
thunderbird-68.8.0-1.el6_10.i686.rpm
thunderbird-debuginfo-68.8.0-1.el6_10.i686.rpm

ppc64:
thunderbird-68.8.0-1.el6_10.ppc64.rpm
thunderbird-debuginfo-68.8.0-1.el6_10.ppc64.rpm

s390x:
thunderbird-68.8.0-1.el6_10.s390x.rpm
thunderbird-debuginfo-68.8.0-1.el6_10.s390x.rpm

x86_64:
thunderbird-68.8.0-1.el6_10.x86_64.rpm
thunderbird-debuginfo-68.8.0-1.el6_10.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
thunderbird-68.8.0-1.el6_10.src.rpm

i386:
thunderbird-68.8.0-1.el6_10.i686.rpm
thunderbird-debuginfo-68.8.0-1.el6_10.i686.rpm

x86_64:
thunderbird-68.8.0-1.el6_10.x86_64.rpm
thunderbird-debuginfo-68.8.0-1.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-2020-6831
https://access.redhat.com/security/cve/CVE-2020-12387
https://access.redhat.com/security/cve/CVE-2020-12392
https://access.redhat.com/security/cve/CVE-2020-12395
https://access.redhat.com/security/cve/CVE-2020-12397
https://access.redhat.com/security/updates/classification/#critical

8. Contact:

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

Copyright 2020 Red Hat, Inc.
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=====================================================================
Red Hat Security Advisory

Synopsis: Critical: thunderbird security update
Advisory ID: RHSA-2020:2050-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2050
Issue date: 2020-05-11
CVE Names: CVE-2020-6831 CVE-2020-12387 CVE-2020-12392
CVE-2020-12395 CVE-2020-12397
=====================================================================

1. Summary:

An update for thunderbird is now available for 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 Server Optional (v. 7) – ppc64le, x86_64
Red Hat Enterprise Linux Workstation (v. 7) – x86_64

3. Description:

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 68.8.0.

Security Fix(es):

* Mozilla: Use-after-free during worker shutdown (CVE-2020-12387)

* Mozilla: Memory safety bugs fixed in Firefox 76 and Firefox ESR 68.8
(CVE-2020-12395)

* usrsctp: Buffer overflow in AUTH chunk input validation (CVE-2020-6831)

* Mozilla: Arbitrary local file access with ‘Copy as cURL’ (CVE-2020-12392)

* Mozilla: Sender Email Address Spoofing using encoded Unicode characters
(CVE-2020-12397)

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/):

1831761 – CVE-2020-12387 Mozilla: Use-after-free during worker shutdown
1831763 – CVE-2020-6831 usrsctp: Buffer overflow in AUTH chunk input validation
1831764 – CVE-2020-12392 Mozilla: Arbitrary local file access with ‘Copy as cURL’
1831765 – CVE-2020-12395 Mozilla: Memory safety bugs fixed in Firefox 76 and Firefox ESR 68.8
1832565 – CVE-2020-12397 Mozilla: Sender Email Address Spoofing using encoded Unicode characters

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
thunderbird-68.8.0-1.el7_8.src.rpm

x86_64:
thunderbird-68.8.0-1.el7_8.x86_64.rpm
thunderbird-debuginfo-68.8.0-1.el7_8.x86_64.rpm

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

Source:
thunderbird-68.8.0-1.el7_8.src.rpm

ppc64le:
thunderbird-68.8.0-1.el7_8.ppc64le.rpm
thunderbird-debuginfo-68.8.0-1.el7_8.ppc64le.rpm

x86_64:
thunderbird-68.8.0-1.el7_8.x86_64.rpm
thunderbird-debuginfo-68.8.0-1.el7_8.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
thunderbird-68.8.0-1.el7_8.src.rpm

x86_64:
thunderbird-68.8.0-1.el7_8.x86_64.rpm
thunderbird-debuginfo-68.8.0-1.el7_8.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-2020-6831
https://access.redhat.com/security/cve/CVE-2020-12387
https://access.redhat.com/security/cve/CVE-2020-12392
https://access.redhat.com/security/cve/CVE-2020-12395
https://access.redhat.com/security/cve/CVE-2020-12397
https://access.redhat.com/security/updates/classification/#critical

8. Contact:

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

Copyright 2020 Red Hat, Inc.
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