-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Critical: firefox security update Advisory ID: RHSA-2020:0086-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:0086 Issue date: 2020-01-13 CVE Names: CVE-2019-17016 CVE-2019-17017 CVE-2019-17022 CVE-2019-17024 CVE-2019-17026 ===================================================================== 1. Summary: An update for firefox is now available for Red Hat Enterprise Linux 6. 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 Desktop (v. 6) - i386, x86_64 Red Hat Enterprise Linux Desktop Optional (v. 6) - x86_64 Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64 Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 6) - x86_64 Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64 Red Hat Enterprise Linux Workstation Optional (v. 6) - 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: 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: 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/): 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 Desktop (v. 6): Source: firefox-68.4.1-1.el6_10.src.rpm i386: firefox-68.4.1-1.el6_10.i686.rpm firefox-debuginfo-68.4.1-1.el6_10.i686.rpm x86_64: firefox-68.4.1-1.el6_10.x86_64.rpm firefox-debuginfo-68.4.1-1.el6_10.x86_64.rpm Red Hat Enterprise Linux Desktop Optional (v. 6): x86_64: firefox-68.4.1-1.el6_10.i686.rpm firefox-debuginfo-68.4.1-1.el6_10.i686.rpm Red Hat Enterprise Linux HPC Node Optional (v. 6): Source: firefox-68.4.1-1.el6_10.src.rpm x86_64: firefox-68.4.1-1.el6_10.i686.rpm firefox-68.4.1-1.el6_10.x86_64.rpm firefox-debuginfo-68.4.1-1.el6_10.i686.rpm firefox-debuginfo-68.4.1-1.el6_10.x86_64.rpm Red Hat Enterprise Linux Server (v. 6): Source: firefox-68.4.1-1.el6_10.src.rpm i386: firefox-68.4.1-1.el6_10.i686.rpm firefox-debuginfo-68.4.1-1.el6_10.i686.rpm ppc64: firefox-68.4.1-1.el6_10.ppc64.rpm firefox-debuginfo-68.4.1-1.el6_10.ppc64.rpm s390x: firefox-68.4.1-1.el6_10.s390x.rpm firefox-debuginfo-68.4.1-1.el6_10.s390x.rpm x86_64: firefox-68.4.1-1.el6_10.x86_64.rpm firefox-debuginfo-68.4.1-1.el6_10.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 6): x86_64: firefox-68.4.1-1.el6_10.i686.rpm firefox-debuginfo-68.4.1-1.el6_10.i686.rpm Red Hat Enterprise Linux Workstation (v. 6): Source: firefox-68.4.1-1.el6_10.src.rpm i386: firefox-68.4.1-1.el6_10.i686.rpm firefox-debuginfo-68.4.1-1.el6_10.i686.rpm x86_64: firefox-68.4.1-1.el6_10.x86_64.rpm firefox-debuginfo-68.4.1-1.el6_10.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 6): x86_64: firefox-68.4.1-1.el6_10.i686.rpm firefox-debuginfo-68.4.1-1.el6_10.i686.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-2019-17016 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/mfsa2020-02/ 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXhx8l9zjgjWX9erEAQiLZQ//WtJKVh8mTGdW1x30ei+N5plALJl/Utzl YM/0xAY05pSpe3oWBoYmHhOsrOOamqq1RLnWWNMQ8FdnrHPXqv+TNhgccwN7xhuj g+CGI83Uc+WUvRfofDyJZN4k3cn/1lQ3oZ9E7bNi+J4R/M5O6XmiPI04bax9Z0zv 9sgNywIFRENpZyuqw5Bjpd9wPsOc0MfDjSQCdY8DlQYNdkWTARDVFCafdsxqeMfq fEyZ7m5MHFBr2Fe74RzdL/rFmUuIaFiMFy2gqZit8UyYr0H6I/qCb9GmL/dVWapu SwVeRq9IekEH9vrMveDpQVsw7kTqgFuHN8q5NRkSSLb2Cd5aRkoFILnT9mzqyjHX qUfMYVwUQBDQKsAkSgdsU1WlNt9YEs+hhkIiIcFkzvClZVHGOQXEhUrKEDX4ABOu wTe0RPzgWlESfhnapgZ9oeUgWNI+UCjEubkJVJxHxYKiBebAZAh/RiSny9Vb2Br4 qGSN9O3MJWj/xk0UfNB3KFS0UeKAfq4LjAHS8y6hOtzuArlPqAzVffGXLWOoLY32 svX5gd8hQ7x7VXUnolJEotqxT44lBse7oR7S+eivJQEy6ztZriVlIxhlsb2SWg0+ Jvdmh5aUJIs9mVnhda4GRS5IromKPxCt+c2HlRq5k0Dftb+ocfUr7AZNWJxwK6DF wFoPQzjGRAU= =k4fF -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce