[RHSA-2022:5473-01] Important: thunderbird security update

Fri Jul 1 00:35:33 UTC 2022

An update for thunderbird is now available for Red Hat Enterprise Linux 8.4
Extended Update Support.

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 EUS (v.8.4) - aarch64, ppc64le, s390x, x86_64

3. Description:

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 91.11.

Security Fix(es):

* Mozilla: CSP sandbox header without `allow-scripts` can be bypassed via
retargeted javascript: URI (CVE-2022-34468)

* Mozilla: Use-after-free in nsSHistory (CVE-2022-34470)

* Mozilla: A popup window could be resized in a way to overlay the address
bar with web content (CVE-2022-34479)

* Mozilla: Memory safety bugs fixed in Firefox 102 and Firefox ESR 91.11
(CVE-2022-34484)

* Mozilla: Undesired attributes could be set as part of prototype pollution
(CVE-2022-2200)

* Mozilla: An email with a mismatching OpenPGP signature date was accepted
as valid (CVE-2022-2226)

* Mozilla: CSP bypass enabling stylesheet injection (CVE-2022-31744)

* Mozilla: Unavailable PAC file resulted in OCSP requests being blocked
(CVE-2022-34472)

* Mozilla: Potential integer overflow in ReplaceElementsAt (CVE-2022-34481)

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/):

2102161 - CVE-2022-34479 Mozilla: A popup window could be resized in a way to overlay the address bar with web content
2102162 - CVE-2022-34470 Mozilla: Use-after-free in nsSHistory
2102163 - CVE-2022-34468 Mozilla: CSP sandbox header without `allow-scripts` can be bypassed via retargeted javascript: URI
2102164 - CVE-2022-34481 Mozilla: Potential integer overflow in ReplaceElementsAt
2102165 - CVE-2022-31744 Mozilla: CSP bypass enabling stylesheet injection
2102166 - CVE-2022-34472 Mozilla: Unavailable PAC file resulted in OCSP requests being blocked
2102168 - CVE-2022-2200 Mozilla: Undesired attributes could be set as part of prototype pollution
2102169 - CVE-2022-34484 Mozilla: Memory safety bugs fixed in Firefox 102 and Firefox ESR 91.11
2102204 - CVE-2022-2226 Mozilla: An email with a mismatching OpenPGP signature date was accepted as valid

6. Package List:

Red Hat Enterprise Linux AppStream EUS (v.8.4):

Source:
thunderbird-91.11.0-2.el8_4.src.rpm

aarch64:
thunderbird-91.11.0-2.el8_4.aarch64.rpm
thunderbird-debuginfo-91.11.0-2.el8_4.aarch64.rpm
thunderbird-debugsource-91.11.0-2.el8_4.aarch64.rpm

ppc64le:
thunderbird-91.11.0-2.el8_4.ppc64le.rpm
thunderbird-debuginfo-91.11.0-2.el8_4.ppc64le.rpm
thunderbird-debugsource-91.11.0-2.el8_4.ppc64le.rpm

s390x:
thunderbird-91.11.0-2.el8_4.s390x.rpm
thunderbird-debuginfo-91.11.0-2.el8_4.s390x.rpm
thunderbird-debugsource-91.11.0-2.el8_4.s390x.rpm

x86_64:
thunderbird-91.11.0-2.el8_4.x86_64.rpm
thunderbird-debuginfo-91.11.0-2.el8_4.x86_64.rpm
thunderbird-debugsource-91.11.0-2.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-2022-2200
https://access.redhat.com/security/cve/CVE-2022-2226
https://access.redhat.com/security/cve/CVE-2022-31744
https://access.redhat.com/security/cve/CVE-2022-34468
https://access.redhat.com/security/cve/CVE-2022-34470
https://access.redhat.com/security/cve/CVE-2022-34472
https://access.redhat.com/security/cve/CVE-2022-34479
https://access.redhat.com/security/cve/CVE-2022-34481
https://access.redhat.com/security/cve/CVE-2022-34484
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2022 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=9Vpp
-----END PGP SIGNATURE-----