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Red Hat Security Advisory 2020-3557-01

Red Hat Security Advisory 2020-3557-01
Posted Aug 26, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-3557-01 - Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 78.2.0 ESR. Issues addressed include bypass, integer overflow, and use-after-free vulnerabilities.

tags | advisory, web, overflow, vulnerability
systems | linux, redhat
advisories | CVE-2020-12422, CVE-2020-12424, CVE-2020-12425, CVE-2020-15648, CVE-2020-15653, CVE-2020-15654, CVE-2020-15656, CVE-2020-15658, CVE-2020-15664, CVE-2020-15669
MD5 | 8187253bad47d8d9c53578bf1006c716

Red Hat Security Advisory 2020-3557-01

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

Synopsis: Important: firefox security update
Advisory ID: RHSA-2020:3557-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3557
Issue date: 2020-08-26
CVE Names: CVE-2020-12422 CVE-2020-12424 CVE-2020-12425
CVE-2020-15648 CVE-2020-15653 CVE-2020-15654
CVE-2020-15656 CVE-2020-15658 CVE-2020-15664
CVE-2020-15669
====================================================================
1. Summary:

An update for firefox is now available for Red Hat Enterprise Linux 8.

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 (v. 8) - 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 78.2.0 ESR.

Security Fix(es):

* Mozilla: Attacker-induced prompt for extension installation
(CVE-2020-15664)

* Mozilla: Use-After-Free when aborting an operation (CVE-2020-15669)

* Mozilla: Integer overflow in nsJPEGEncoder::emptyOutputBuffer
(CVE-2020-12422)

* Mozilla: X-Frame-Options bypass using object or embed tags
(CVE-2020-15648)

* Mozilla: Bypassing iframe sandbox when allowing popups (CVE-2020-15653)

* Mozilla: Type confusion for special arguments in IonMonkey
(CVE-2020-15656)

* Mozilla: WebRTC permission prompt could have been bypassed by a
compromised content process (CVE-2020-12424)

* Mozilla: Out of bound read in Date.parse() (CVE-2020-12425)

* Mozilla: Custom cursor can overlay user interface (CVE-2020-15654)

* Mozilla: Overriding file type when saving to disk (CVE-2020-15658)

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/):

1861645 - CVE-2020-15653 Mozilla: Bypassing iframe sandbox when allowing popups
1861646 - CVE-2020-15656 Mozilla: Type confusion for special arguments in IonMonkey
1861647 - CVE-2020-15658 Mozilla: Overriding file type when saving to disk
1861649 - CVE-2020-15654 Mozilla: Custom cursor can overlay user interface
1872531 - CVE-2020-15664 Mozilla: Attacker-induced prompt for extension installation
1872532 - CVE-2020-15669 Mozilla: Use-After-Free when aborting an operation
1872537 - CVE-2020-15648 Mozilla: X-Frame-Options bypass using object or embed tags
1872538 - CVE-2020-12422 Mozilla: Integer overflow in nsJPEGEncoder::emptyOutputBuffer
1872539 - CVE-2020-12424 Mozilla: WebRTC permission prompt could have been bypassed by a compromised content process
1872540 - CVE-2020-12425 Mozilla: Out of bound read in Date.parse()

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
firefox-78.2.0-2.el8_2.src.rpm

aarch64:
firefox-78.2.0-2.el8_2.aarch64.rpm
firefox-debuginfo-78.2.0-2.el8_2.aarch64.rpm
firefox-debugsource-78.2.0-2.el8_2.aarch64.rpm

ppc64le:
firefox-78.2.0-2.el8_2.ppc64le.rpm
firefox-debuginfo-78.2.0-2.el8_2.ppc64le.rpm
firefox-debugsource-78.2.0-2.el8_2.ppc64le.rpm

s390x:
firefox-78.2.0-2.el8_2.s390x.rpm
firefox-debuginfo-78.2.0-2.el8_2.s390x.rpm
firefox-debugsource-78.2.0-2.el8_2.s390x.rpm

x86_64:
firefox-78.2.0-2.el8_2.x86_64.rpm
firefox-debuginfo-78.2.0-2.el8_2.x86_64.rpm
firefox-debugsource-78.2.0-2.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-2020-12422
https://access.redhat.com/security/cve/CVE-2020-12424
https://access.redhat.com/security/cve/CVE-2020-12425
https://access.redhat.com/security/cve/CVE-2020-15648
https://access.redhat.com/security/cve/CVE-2020-15653
https://access.redhat.com/security/cve/CVE-2020-15654
https://access.redhat.com/security/cve/CVE-2020-15656
https://access.redhat.com/security/cve/CVE-2020-15658
https://access.redhat.com/security/cve/CVE-2020-15664
https://access.redhat.com/security/cve/CVE-2020-15669
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 2020 Red Hat, Inc.
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