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Red Hat Security Advisory
Synopsis: Critical: firefox security update
Advisory ID: RHSA-2019:0966-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0966
Issue date: 2019-05-07
CVE Names: CVE-2018-18506 CVE-2019-9788 CVE-2019-9790
CVE-2019-9791 CVE-2019-9792 CVE-2019-9793
CVE-2019-9795 CVE-2019-9796 CVE-2019-9810
CVE-2019-9813
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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 60.6.1 ESR. (BZ#1690308)
Security Fix(es):
* Mozilla: Memory safety bugs fixed in Firefox 66 and Firefox ESR 60.6
(CVE-2019-9788)
* Mozilla: Use-after-free when removing in-use DOM elements (CVE-2019-9790)
* Mozilla: Type inference is incorrect for constructors entered through
on-stack replacement with IonMonkey (CVE-2019-9791)
* Mozilla: IonMonkey leaks JS_OPTIMIZED_OUT magic value to script
(CVE-2019-9792)
* Mozilla: IonMonkey MArraySlice has incorrect alias information
(CVE-2019-9810)
* Mozilla: Ionmonkey type confusion with __proto__ mutations
(CVE-2019-9813)
* Mozilla: Improper bounds checks when Spectre mitigations are disabled
(CVE-2019-9793)
* Mozilla: Type-confusion in IonMonkey JIT compiler (CVE-2019-9795)
* Mozilla: Use-after-free with SMIL animation controller (CVE-2019-9796)
* Mozilla: Proxy Auto-Configuration file can define localhost access to be
proxied (CVE-2018-18506)
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/):
1690308 – update ff to ESR 60.6[ZStream Clone]
1690673 – CVE-2018-18506 Mozilla: Proxy Auto-Configuration file can define localhost access to be proxied
1690674 – CVE-2019-9788 Mozilla: Memory safety bugs fixed in Firefox 66 and Firefox ESR 60.6
1690675 – CVE-2019-9790 Mozilla: Use-after-free when removing in-use DOM elements
1690676 – CVE-2019-9791 Mozilla: Type inference is incorrect for constructors entered through on-stack replacement with IonMonkey
1690677 – CVE-2019-9792 Mozilla: IonMonkey leaks JS_OPTIMIZED_OUT magic value to script
1690678 – CVE-2019-9793 Mozilla: Improper bounds checks when Spectre mitigations are disabled
1690680 – CVE-2019-9795 Mozilla: Type-confusion in IonMonkey JIT compiler
1690681 – CVE-2019-9796 Mozilla: Use-after-free with SMIL animation controller
1692181 – CVE-2019-9810 Mozilla: IonMonkey MArraySlice has incorrect alias information
1692182 – CVE-2019-9813 Mozilla: Ionmonkey type confusion with __proto__ mutations
6. Package List:
Red Hat Enterprise Linux AppStream (v. 8):
Source:
firefox-60.6.1-1.el8.src.rpm
aarch64:
firefox-60.6.1-1.el8.aarch64.rpm
firefox-debuginfo-60.6.1-1.el8.aarch64.rpm
firefox-debugsource-60.6.1-1.el8.aarch64.rpm
ppc64le:
firefox-60.6.1-1.el8.ppc64le.rpm
firefox-debuginfo-60.6.1-1.el8.ppc64le.rpm
firefox-debugsource-60.6.1-1.el8.ppc64le.rpm
s390x:
firefox-60.6.1-1.el8.s390x.rpm
firefox-debuginfo-60.6.1-1.el8.s390x.rpm
firefox-debugsource-60.6.1-1.el8.s390x.rpm
x86_64:
firefox-60.6.1-1.el8.x86_64.rpm
firefox-debuginfo-60.6.1-1.el8.x86_64.rpm
firefox-debugsource-60.6.1-1.el8.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-2018-18506
https://access.redhat.com/security/cve/CVE-2019-9788
https://access.redhat.com/security/cve/CVE-2019-9790
https://access.redhat.com/security/cve/CVE-2019-9791
https://access.redhat.com/security/cve/CVE-2019-9792
https://access.redhat.com/security/cve/CVE-2019-9793
https://access.redhat.com/security/cve/CVE-2019-9795
https://access.redhat.com/security/cve/CVE-2019-9796
https://access.redhat.com/security/cve/CVE-2019-9810
https://access.redhat.com/security/cve/CVE-2019-9813
https://access.redhat.com/security/updates/classification/#critical
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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