-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis:          Important: firefox security update
Advisory ID:       RHSA-2021:2742-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:2742
Issue date:        2021-07-15
CVE Names:         CVE-2021-29970 CVE-2021-29976 CVE-2021-30547 
=====================================================================

1. Summary:

An update for firefox is now available for Red Hat Enterprise Linux 8.2
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. 8.2) - aarch64, ppc64le, s390x, x86_64

3. Description:

Mozilla Firefox is an open-source web browser, designed for standards
compliance, performance, and portability.

This update upgrades Firefox to version 78.12.0 ESR.

Security Fix(es):

* Mozilla: Use-after-free in accessibility features of a document
(CVE-2021-29970)

* Mozilla: Memory safety bugs fixed in Firefox 90 and Firefox ESR 78.12
(CVE-2021-29976)

* chromium-browser: Out of bounds write in ANGLE (CVE-2021-30547)

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

After installing the update, Firefox must be restarted for the changes to
take effect.

5. Bugs fixed (https://bugzilla.redhat.com/):

1970109 - CVE-2021-30547 chromium-browser: Out of bounds write in ANGLE
1982013 - CVE-2021-29970 Mozilla: Use-after-free in accessibility features of a document
1982014 - CVE-2021-29976 Mozilla: Memory safety bugs fixed in Firefox 90 and Firefox ESR 78.12

6. Package List:

Red Hat Enterprise Linux AppStream EUS (v. 8.2):

Source:
firefox-78.12.0-1.el8_2.src.rpm

aarch64:
firefox-78.12.0-1.el8_2.aarch64.rpm
firefox-debuginfo-78.12.0-1.el8_2.aarch64.rpm
firefox-debugsource-78.12.0-1.el8_2.aarch64.rpm

ppc64le:
firefox-78.12.0-1.el8_2.ppc64le.rpm
firefox-debuginfo-78.12.0-1.el8_2.ppc64le.rpm
firefox-debugsource-78.12.0-1.el8_2.ppc64le.rpm

s390x:
firefox-78.12.0-1.el8_2.s390x.rpm
firefox-debuginfo-78.12.0-1.el8_2.s390x.rpm
firefox-debugsource-78.12.0-1.el8_2.s390x.rpm

x86_64:
firefox-78.12.0-1.el8_2.x86_64.rpm
firefox-debuginfo-78.12.0-1.el8_2.x86_64.rpm
firefox-debugsource-78.12.0-1.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-2021-29970
https://access.redhat.com/security/cve/CVE-2021-29976
https://access.redhat.com/security/cve/CVE-2021-30547
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.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=tlXC
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
[email protected]
https://listman.redhat.com/mailman/listinfo/rhsa-announce