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Red Hat Security Advisory

Synopsis:          Critical: firefox security update
Advisory ID:       RHSA-2019:2663-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:2663
Issue date:        2019-09-04
CVE Names:         CVE-2019-9812 CVE-2019-11735 CVE-2019-11738
                   CVE-2019-11740 CVE-2019-11742 CVE-2019-11743
                   CVE-2019-11744 CVE-2019-11746 CVE-2019-11747
                   CVE-2019-11748 CVE-2019-11749 CVE-2019-11750
                   CVE-2019-11752
====================================================================
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 Critical. 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 68.1.0 ESR.

Security Fix(es):

* Mozilla: Sandbox escape through Firefox Sync (CVE-2019-9812)

* Mozilla: Memory safety bugs fixed in Firefox 69 and Firefox ESR 68.1
(CVE-2019-11735)

* Mozilla: Memory safety bugs fixed in Firefox 69, Firefox ESR 68.1, and
Firefox ESR 60.9 (CVE-2019-11740)

* Mozilla: Same-origin policy violation with SVG filters and canvas to
steal cross-origin images (CVE-2019-11742)

* Mozilla: XSS by breaking out of title and textarea elements using
innerHTML (CVE-2019-11744)

* Mozilla: Use-after-free while manipulating video (CVE-2019-11746)

* Mozilla: Use-after-free while extracting a key value in IndexedDB
(CVE-2019-11752)

* Mozilla: Cross-origin access to unload event attributes (CVE-2019-11743)

* Mozilla: Persistence of WebRTC permissions in a third party context
(CVE-2019-11748)

* Mozilla: Camera information available without prompting using
getUserMedia (CVE-2019-11749)

* Mozilla: Type confusion in Spidermonkey (CVE-2019-11750)

* Mozilla: Content security policy bypass through hash-based sources in
directives (CVE-2019-11738)

* Mozilla: 'Forget about this site' removes sites from pre-loaded HSTS list
(CVE-2019-11747)

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/):

1748652 - CVE-2019-11740 Mozilla: Memory safety bugs fixed in Firefox 69, Firefox ESR 68.1, and Firefox ESR 60.9
1748653 - CVE-2019-11742 Mozilla: Same-origin policy violation with SVG filters and canvas to steal cross-origin images
1748654 - CVE-2019-11743 Mozilla: Cross-origin access to unload event attributes
1748655 - CVE-2019-11744 Mozilla: XSS by breaking out of title and textarea elements using innerHTML
1748656 - CVE-2019-11746 Mozilla: Use-after-free while manipulating video
1748657 - CVE-2019-11752 Mozilla: Use-after-free while extracting a key value in IndexedDB
1748660 - CVE-2019-9812 Mozilla: Sandbox escape through Firefox Sync
1748661 - CVE-2019-11735 Mozilla: Memory safety bugs fixed in Firefox 69 and Firefox ESR 68.1
1748663 - CVE-2019-11738 Mozilla: Content security policy bypass through hash-based sources in directives
1748664 - CVE-2019-11747 Mozilla: 'Forget about this site' removes sites from pre-loaded HSTS list
1748665 - CVE-2019-11748 Mozilla: Persistence of WebRTC permissions in a third party context
1748666 - CVE-2019-11749 Mozilla: Camera information available without prompting using getUserMedia
1748667 - CVE-2019-11750 Mozilla: Type confusion in Spidermonkey

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
firefox-68.1.0-1.el8_0.src.rpm

aarch64:
firefox-68.1.0-1.el8_0.aarch64.rpm
firefox-debuginfo-68.1.0-1.el8_0.aarch64.rpm
firefox-debugsource-68.1.0-1.el8_0.aarch64.rpm

ppc64le:
firefox-68.1.0-1.el8_0.ppc64le.rpm
firefox-debuginfo-68.1.0-1.el8_0.ppc64le.rpm
firefox-debugsource-68.1.0-1.el8_0.ppc64le.rpm

s390x:
firefox-68.1.0-1.el8_0.s390x.rpm
firefox-debuginfo-68.1.0-1.el8_0.s390x.rpm
firefox-debugsource-68.1.0-1.el8_0.s390x.rpm

x86_64:
firefox-68.1.0-1.el8_0.x86_64.rpm
firefox-debuginfo-68.1.0-1.el8_0.x86_64.rpm
firefox-debugsource-68.1.0-1.el8_0.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-2019-9812
https://access.redhat.com/security/cve/CVE-2019-11735
https://access.redhat.com/security/cve/CVE-2019-11738
https://access.redhat.com/security/cve/CVE-2019-11740
https://access.redhat.com/security/cve/CVE-2019-11742
https://access.redhat.com/security/cve/CVE-2019-11743
https://access.redhat.com/security/cve/CVE-2019-11744
https://access.redhat.com/security/cve/CVE-2019-11746
https://access.redhat.com/security/cve/CVE-2019-11747
https://access.redhat.com/security/cve/CVE-2019-11748
https://access.redhat.com/security/cve/CVE-2019-11749
https://access.redhat.com/security/cve/CVE-2019-11750
https://access.redhat.com/security/cve/CVE-2019-11752
https://access.redhat.com/security/updates/classification/#critical
https://www.mozilla.org/en-US/security/advisories/mfsa2019-26/

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2019 Red Hat, Inc.
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