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====================================================================                   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 . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
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RedHat: RHSA-2021-2741:01 Important: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 7

Summary

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.



Summary


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.

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

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/


Severity
Advisory ID: RHSA-2021:2741-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2741
Issued Date: : 2021-07-15
CVE Names: CVE-2021-29970 CVE-2021-29976 CVE-2021-30547

Topic

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 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.


Topic


 

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


Bugs Fixed

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


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