what you don't know can hurt you

Red Hat Security Advisory 2021-2742-01

Red Hat Security Advisory 2021-2742-01
Posted Jul 15, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-2742-01 - 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. Issues addressed include out of bounds write and use-after-free vulnerabilities.

tags | advisory, web, vulnerability
systems | linux, redhat
advisories | CVE-2021-29970, CVE-2021-29976, CVE-2021-30547
MD5 | fdd14e4d8da69adb59a0bf737617a06d

Red Hat Security Advisory 2021-2742-01

Change Mirror Download
-----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 <secalert@redhat.com>. 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
RHSA-announce@redhat.com
https://listman.redhat.com/mailman/listinfo/rhsa-announce
Login or Register to add favorites

File Archive:

October 2021

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Oct 1st
    16 Files
  • 2
    Oct 2nd
    1 Files
  • 3
    Oct 3rd
    1 Files
  • 4
    Oct 4th
    24 Files
  • 5
    Oct 5th
    24 Files
  • 6
    Oct 6th
    11 Files
  • 7
    Oct 7th
    14 Files
  • 8
    Oct 8th
    19 Files
  • 9
    Oct 9th
    1 Files
  • 10
    Oct 10th
    0 Files
  • 11
    Oct 11th
    7 Files
  • 12
    Oct 12th
    15 Files
  • 13
    Oct 13th
    26 Files
  • 14
    Oct 14th
    10 Files
  • 15
    Oct 15th
    6 Files
  • 16
    Oct 16th
    2 Files
  • 17
    Oct 17th
    1 Files
  • 18
    Oct 18th
    14 Files
  • 19
    Oct 19th
    15 Files
  • 20
    Oct 20th
    20 Files
  • 21
    Oct 21st
    12 Files
  • 22
    Oct 22nd
    14 Files
  • 23
    Oct 23rd
    3 Files
  • 24
    Oct 24th
    1 Files
  • 25
    Oct 25th
    33 Files
  • 26
    Oct 26th
    27 Files
  • 27
    Oct 27th
    0 Files
  • 28
    Oct 28th
    0 Files
  • 29
    Oct 29th
    0 Files
  • 30
    Oct 30th
    0 Files
  • 31
    Oct 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2020 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close