-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
=====================================================================
Red Hat Security Advisory
Synopsis: Important: firefox security update
Advisory ID: RHSA-2021:2741-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2741
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 7.
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 Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - 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 Client (v. 7):
Source:
firefox-78.12.0-1.el7_9.src.rpm
x86_64:
firefox-78.12.0-1.el7_9.x86_64.rpm
firefox-debuginfo-78.12.0-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
firefox-78.12.0-1.el7_9.i686.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
firefox-78.12.0-1.el7_9.src.rpm
ppc64:
firefox-78.12.0-1.el7_9.ppc64.rpm
firefox-debuginfo-78.12.0-1.el7_9.ppc64.rpm
ppc64le:
firefox-78.12.0-1.el7_9.ppc64le.rpm
firefox-debuginfo-78.12.0-1.el7_9.ppc64le.rpm
s390x:
firefox-78.12.0-1.el7_9.s390x.rpm
firefox-debuginfo-78.12.0-1.el7_9.s390x.rpm
x86_64:
firefox-78.12.0-1.el7_9.x86_64.rpm
firefox-debuginfo-78.12.0-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
x86_64:
firefox-78.12.0-1.el7_9.i686.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
firefox-78.12.0-1.el7_9.src.rpm
x86_64:
firefox-78.12.0-1.el7_9.x86_64.rpm
firefox-debuginfo-78.12.0-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
firefox-78.12.0-1.el7_9.i686.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 <[email protected]>. 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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=XBk7
-----END PGP SIGNATURE-----
--
RHSA-announce mailing list
[email protected]
https://listman.redhat.com/mailman/listinfo/rhsa-announce
