RedHat: RHSA-2021-3838:01 Important: thunderbird security update

Advisories

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

Synopsis:          Important: thunderbird security update
Advisory ID:       RHSA-2021:3838-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:3838
Issue date:        2021-10-13
CVE Names:         CVE-2021-32810 CVE-2021-38496 CVE-2021-38497 
                   CVE-2021-38498 CVE-2021-38500 CVE-2021-38501 
                   CVE-2021-38502 
=====================================================================

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) - aarch64, ppc64le, s390x, x86_64

3. Description:

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 91.2.0.

Security Fix(es):

* Mozilla: Use-after-free in MessageTask (CVE-2021-38496)

* Mozilla: Memory safety bugs fixed in Firefox 93, Firefox ESR 78.15, and
Firefox ESR 91.2 (CVE-2021-38500)

* Mozilla: Memory safety bugs fixed in Firefox 93 and Firefox ESR 91.2
(CVE-2021-38501)

* Mozilla: Downgrade attack on SMTP STARTTLS connections (CVE-2021-38502)

* rust-crossbeam-deque: race condition may lead to double free
(CVE-2021-32810)

* Mozilla: Validation message could have been overlaid on another origin
(CVE-2021-38497)

* Mozilla: Use-after-free of nsLanguageAtomService object (CVE-2021-38498)

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/):

1990342 - CVE-2021-32810 rust-crossbeam-deque: race condition may lead to double free
2011097 - CVE-2021-38496 Mozilla: Use-after-free in MessageTask
2011098 - CVE-2021-38497 Mozilla: Validation message could have been overlaid on another origin
2011099 - CVE-2021-38498 Mozilla: Use-after-free of nsLanguageAtomService object
2011100 - CVE-2021-38500 Mozilla: Memory safety bugs fixed in Firefox 93, Firefox ESR 78.15, and Firefox ESR 91.2
2011101 - CVE-2021-38501 Mozilla: Memory safety bugs fixed in Firefox 93 and Firefox ESR 91.2
2013469 - CVE-2021-38502 Mozilla: Downgrade attack on SMTP STARTTLS connections

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
thunderbird-91.2.0-1.el8_4.src.rpm

aarch64:
thunderbird-91.2.0-1.el8_4.aarch64.rpm
thunderbird-debuginfo-91.2.0-1.el8_4.aarch64.rpm
thunderbird-debugsource-91.2.0-1.el8_4.aarch64.rpm

ppc64le:
thunderbird-91.2.0-1.el8_4.ppc64le.rpm
thunderbird-debuginfo-91.2.0-1.el8_4.ppc64le.rpm
thunderbird-debugsource-91.2.0-1.el8_4.ppc64le.rpm

s390x:
thunderbird-91.2.0-1.el8_4.s390x.rpm
thunderbird-debuginfo-91.2.0-1.el8_4.s390x.rpm
thunderbird-debugsource-91.2.0-1.el8_4.s390x.rpm

x86_64:
thunderbird-91.2.0-1.el8_4.x86_64.rpm
thunderbird-debuginfo-91.2.0-1.el8_4.x86_64.rpm
thunderbird-debugsource-91.2.0-1.el8_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-2021-32810
https://access.redhat.com/security/cve/CVE-2021-38496
https://access.redhat.com/security/cve/CVE-2021-38497
https://access.redhat.com/security/cve/CVE-2021-38498
https://access.redhat.com/security/cve/CVE-2021-38500
https://access.redhat.com/security/cve/CVE-2021-38501
https://access.redhat.com/security/cve/CVE-2021-38502
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 2021 Red Hat, Inc.
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RedHat: RHSA-2021-3838:01 Important: thunderbird security update

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

Summary

Mozilla Thunderbird is a standalone mail and newsgroup client.
This update upgrades Thunderbird to version 91.2.0.
Security Fix(es):
* Mozilla: Use-after-free in MessageTask (CVE-2021-38496)
* Mozilla: Memory safety bugs fixed in Firefox 93, Firefox ESR 78.15, and Firefox ESR 91.2 (CVE-2021-38500)
* Mozilla: Memory safety bugs fixed in Firefox 93 and Firefox ESR 91.2 (CVE-2021-38501)
* Mozilla: Downgrade attack on SMTP STARTTLS connections (CVE-2021-38502)
* rust-crossbeam-deque: race condition may lead to double free (CVE-2021-32810)
* Mozilla: Validation message could have been overlaid on another origin (CVE-2021-38497)
* Mozilla: Use-after-free of nsLanguageAtomService object (CVE-2021-38498)
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.

Solution

For details on how to apply this update, which includes the changesdescribed in this advisory, refer to:https://access.redhat.com/articles/11258All running instances of Thunderbird must be restarted for the update totake effect.

References

https://access.redhat.com/security/cve/CVE-2021-32810 https://access.redhat.com/security/cve/CVE-2021-38496 https://access.redhat.com/security/cve/CVE-2021-38497 https://access.redhat.com/security/cve/CVE-2021-38498 https://access.redhat.com/security/cve/CVE-2021-38500 https://access.redhat.com/security/cve/CVE-2021-38501 https://access.redhat.com/security/cve/CVE-2021-38502 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: thunderbird-91.2.0-1.el8_4.src.rpm
aarch64: thunderbird-91.2.0-1.el8_4.aarch64.rpm thunderbird-debuginfo-91.2.0-1.el8_4.aarch64.rpm thunderbird-debugsource-91.2.0-1.el8_4.aarch64.rpm
ppc64le: thunderbird-91.2.0-1.el8_4.ppc64le.rpm thunderbird-debuginfo-91.2.0-1.el8_4.ppc64le.rpm thunderbird-debugsource-91.2.0-1.el8_4.ppc64le.rpm
s390x: thunderbird-91.2.0-1.el8_4.s390x.rpm thunderbird-debuginfo-91.2.0-1.el8_4.s390x.rpm thunderbird-debugsource-91.2.0-1.el8_4.s390x.rpm
x86_64: thunderbird-91.2.0-1.el8_4.x86_64.rpm thunderbird-debuginfo-91.2.0-1.el8_4.x86_64.rpm thunderbird-debugsource-91.2.0-1.el8_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/

Severity
Advisory ID: RHSA-2021:3838-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:3838
Issued Date: : 2021-10-13
CVE Names: CVE-2021-32810 CVE-2021-38496 CVE-2021-38497 CVE-2021-38498 CVE-2021-38500 CVE-2021-38501 CVE-2021-38502

Topic

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 impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1990342 - CVE-2021-32810 rust-crossbeam-deque: race condition may lead to double free

2011097 - CVE-2021-38496 Mozilla: Use-after-free in MessageTask

2011098 - CVE-2021-38497 Mozilla: Validation message could have been overlaid on another origin

2011099 - CVE-2021-38498 Mozilla: Use-after-free of nsLanguageAtomService object

2011100 - CVE-2021-38500 Mozilla: Memory safety bugs fixed in Firefox 93, Firefox ESR 78.15, and Firefox ESR 91.2

2011101 - CVE-2021-38501 Mozilla: Memory safety bugs fixed in Firefox 93 and Firefox ESR 91.2

2013469 - CVE-2021-38502 Mozilla: Downgrade attack on SMTP STARTTLS connections

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