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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.0152 Critical: firefox security update 16 January 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Firefox 68.4.1 ESR Publisher: Red Hat Operating System: Red Hat Enterprise Linux WS/Desktop 8 Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Cross-site Scripting -- Remote with User Interaction Access Confidential Data -- Remote with User Interaction Reduced Security -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2019-17026 CVE-2019-17024 CVE-2019-17022 CVE-2019-17017 CVE-2019-17016 Reference: ESB-2020.0128 ESB-2020.0121 ESB-2020.0118 ESB-2020.0116 ESB-2020.0078 ESB-2020.0055 ESB-2020.0054 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:0111 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Critical: firefox security update Advisory ID: RHSA-2020:0111-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:0111 Issue date: 2020-01-14 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 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 68.4.1 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 AppStream (v. 8): Source: firefox-68.4.1-1.el8_1.src.rpm aarch64: firefox-68.4.1-1.el8_1.aarch64.rpm firefox-debuginfo-68.4.1-1.el8_1.aarch64.rpm firefox-debugsource-68.4.1-1.el8_1.aarch64.rpm ppc64le: firefox-68.4.1-1.el8_1.ppc64le.rpm firefox-debuginfo-68.4.1-1.el8_1.ppc64le.rpm firefox-debugsource-68.4.1-1.el8_1.ppc64le.rpm s390x: firefox-68.4.1-1.el8_1.s390x.rpm firefox-debuginfo-68.4.1-1.el8_1.s390x.rpm firefox-debugsource-68.4.1-1.el8_1.s390x.rpm x86_64: firefox-68.4.1-1.el8_1.x86_64.rpm firefox-debuginfo-68.4.1-1.el8_1.x86_64.rpm firefox-debugsource-68.4.1-1.el8_1.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-2019-17016 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 <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXh4LBtzjgjWX9erEAQivIRAAhKT7rC+XoJRZyThhW5ZAfzeE5m1tx06y Na1LkgGrHQTa2Bu4Hj0TokQCL12Wmb1D0LEHLNsK9mcLOCzROi/p67aQIUy7MoJ+ KDmSc5j5dF9XhSFIjUFuWlQG6sEyyQZ+ZDw4b8kHy46KZoHGM5R7/9IlMFfSyJVB jTClcunYlfGR6czIp5JTS0Wp/zwaBlj8V6NIWsSc7bxnBRy5TXtIrP4fg2dj3lJR lUMNEnO9yKjc9HcMA0bpwXwg389JbhhzK0VIuyaU4NhAJkBlKo6ZW3s/dmaSeS8F Ltyz7zuTXZVj948z2kh2ZAjXHvSGMXC9j2jd/+kOgCutySmfWlnv9sjFl6+zH89N lfcSKcxSACXgEN2nQyXFaqKEXSdQ3FFp6no/LyHtjdpk7dHGTEHxn4YYK71rfKXz jSH+ktDbFiqNNEzGdrkwgsRRH4tus2eXx45f2eLlJ9f6MDkqBKOJ1Ywtf5k3EuWd oCDrhKWQR0Wxpt3VUs6ibwawU5HblP0CsFuxlKExgoxgIAekZAXXTsj6zwPNUUBv s+b13I61kgkWcPojtmvYvVC2toXMPx7fNqxFQssRqj+h9gVxh/KVOpnoA8AxLSSg +/P1hThn6DeB+h3cUpa0DnFsISoS3hQzJI8K2w6aQR0HhrcdLTT1JBnf5dFYOyJ3 ddX1CkQ28/A= =VS+4 - -----END PGP SIGNATURE----- - -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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