-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Critical: firefox security update Advisory ID: RHSA-2020:0085-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:0085 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 7. 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 Client (v. 7) - x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - 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 Client (v. 7): Source: firefox-68.4.1-1.el7_7.src.rpm x86_64: firefox-68.4.1-1.el7_7.x86_64.rpm firefox-debuginfo-68.4.1-1.el7_7.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: firefox-68.4.1-1.el7_7.i686.rpm firefox-debuginfo-68.4.1-1.el7_7.i686.rpm Red Hat Enterprise Linux Server (v. 7): Source: firefox-68.4.1-1.el7_7.src.rpm ppc64: firefox-68.4.1-1.el7_7.ppc64.rpm firefox-debuginfo-68.4.1-1.el7_7.ppc64.rpm ppc64le: firefox-68.4.1-1.el7_7.ppc64le.rpm firefox-debuginfo-68.4.1-1.el7_7.ppc64le.rpm s390x: firefox-68.4.1-1.el7_7.s390x.rpm firefox-debuginfo-68.4.1-1.el7_7.s390x.rpm x86_64: firefox-68.4.1-1.el7_7.x86_64.rpm firefox-debuginfo-68.4.1-1.el7_7.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): x86_64: firefox-68.4.1-1.el7_7.i686.rpm firefox-debuginfo-68.4.1-1.el7_7.i686.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: firefox-68.4.1-1.el7_7.src.rpm x86_64: firefox-68.4.1-1.el7_7.x86_64.rpm firefox-debuginfo-68.4.1-1.el7_7.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: firefox-68.4.1-1.el7_7.i686.rpm firefox-debuginfo-68.4.1-1.el7_7.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 iQIVAwUBXhyBC9zjgjWX9erEAQhM6A//TN8idwZXkWSgLlfVhPvbk5+vimkplGf2 nWMHf3S0k8SZP88owz+bPTi3kCj4HCPnKz0DtLnPBPiZaZ4EP0s1Es0XTfqSXgii tQvoKwlo1zsZbsGwkDnbRY2dHKECvBEcUoeUCUCjqmP3KnfVq8hYs9hR3A4Sl/W9 6MeTFLwXQEUMWe/1SmxgiRvh4/vuMRF1NA9jRDFp7TrbfVmnXb/e7XAXM2fbnQp5 lT1subNZUi5Xq63difJqZEIH7Z6z1HcJPlQm9E9P2BMicwpxwtzHxy/ZEYW2A/WX i0pOAhO8GzNmQGTIaoEruj9eeEOWrEJGqIL6irizTn8KkpQFZ0r2MWt4SKHHwjR2 RKEwcWM8Sf92TxJ/mk56N/xB9yhVuWmXgp/pCembFv1nT/m2SIYM7KD9tXHZAbkk oTbv+3fLDA7qvyj0kYzKywAzrnaO0A304OmkgQ8j3faRI93Hr5jP0gFrbjxPiBVY 9L/JKZV7049oH/rREmdrPUBVZFR1LncRUImzb9CARekYsNOB3Vtjyi09NJTvrRic u3iXU4oX7n3DP5QL2mb3W9lbKIR6u4yl278tVBGIwSvdPUv67Jb3Ac7UnLOSnvym 5Hk7D+nkz2BXwYUlY5/snVivPrdrelzTqN2zVivspFUF9y58XsgnOM8/5q15L82w GVWzMpVZ/0I= =/LRL -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce