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Red Hat Security Advisory
Synopsis: Critical: firefox security update
Advisory ID: RHSA-2020:0295-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:0295
Issue date: 2020-01-30
CVE Names: CVE-2019-17005 CVE-2019-17008 CVE-2019-17010
CVE-2019-17011 CVE-2019-17012 CVE-2019-17016
CVE-2019-17017 CVE-2019-17022 CVE-2019-17024
CVE-2019-17026
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1. Summary:
An update for firefox is now available for Red Hat Enterprise Linux 8.0
Update Services for SAP Solutions.
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 E4S (v. 8.0) – ppc64le, 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 68.4.1 ESR.
Security Fix(es):
* Mozilla: IonMonkey type confusion with StoreElementHole and
FallibleStoreElement (CVE-2019-17026)
* Mozilla: Use-after-free in worker destruction (CVE-2019-17008)
* Mozilla: Memory safety bugs fixed in Firefox 71 and Firefox ESR 68.3
(CVE-2019-17012)
* Mozilla: Bypass of @namespace CSS sanitization during pasting
(CVE-2019-17016)
* Mozilla: Type Confusion in XPCVariant.cpp (CVE-2019-17017)
* Mozilla: Memory safety bugs fixed in Firefox 72 and Firefox ESR 68.4
(CVE-2019-17024)
* Mozilla: Buffer overflow in plain text serializer (CVE-2019-17005)
* Mozilla: Use-after-free when performing device orientation checks
(CVE-2019-17010)
* Mozilla: Use-after-free when retrieving a document in antitracking
(CVE-2019-17011)
* Mozilla: CSS sanitization does not escape HTML tags (CVE-2019-17022)
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/):
1779431 – CVE-2019-17008 Mozilla: Use-after-free in worker destruction
1779434 – CVE-2019-17010 Mozilla: Use-after-free when performing device orientation checks
1779435 – CVE-2019-17005 Mozilla: Buffer overflow in plain text serializer
1779436 – CVE-2019-17011 Mozilla: Use-after-free when retrieving a document in antitracking
1779437 – CVE-2019-17012 Mozilla: Memory safety bugs fixed in Firefox 71 and Firefox ESR 68.3
1788723 – CVE-2019-17016 Mozilla: Bypass of @namespace CSS sanitization during pasting
1788724 – CVE-2019-17017 Mozilla: Type Confusion in XPCVariant.cpp
1788726 – CVE-2019-17022 Mozilla: CSS sanitization does not escape HTML tags
1788727 – CVE-2019-17024 Mozilla: Memory safety bugs fixed in Firefox 72 and Firefox ESR 68.4
1789214 – CVE-2019-17026 Mozilla: IonMonkey type confusion with StoreElementHole and FallibleStoreElement
6. Package List:
Red Hat Enterprise Linux AppStream E4S (v. 8.0):
Source:
firefox-68.4.1-1.el8_0.src.rpm
ppc64le:
firefox-68.4.1-1.el8_0.ppc64le.rpm
firefox-debuginfo-68.4.1-1.el8_0.ppc64le.rpm
firefox-debugsource-68.4.1-1.el8_0.ppc64le.rpm
x86_64:
firefox-68.4.1-1.el8_0.x86_64.rpm
firefox-debuginfo-68.4.1-1.el8_0.x86_64.rpm
firefox-debugsource-68.4.1-1.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-2019-17005
https://access.redhat.com/security/cve/CVE-2019-17008
https://access.redhat.com/security/cve/CVE-2019-17010
https://access.redhat.com/security/cve/CVE-2019-17011
https://access.redhat.com/security/cve/CVE-2019-17012
https://access.redhat.com/security/cve/CVE-2019-17016
https://access.redhat.com/security/cve/CVE-2019-17017
https://access.redhat.com/security/cve/CVE-2019-17022
https://access.redhat.com/security/cve/CVE-2019-17024
https://access.redhat.com/security/cve/CVE-2019-17026
https://access.redhat.com/security/updates/classification/#critical
https://www.mozilla.org/en-US/security/advisories/mfsa2019-37/
https://www.mozilla.org/en-US/security/advisories/mfsa2020-02/
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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