-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Critical: firefox security update Advisory ID: RHSA-2019:4107-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:4107 Issue date: 2019-12-05 CVE Names: CVE-2019-17005 CVE-2019-17008 CVE-2019-17010 CVE-2019-17011 CVE-2019-17012 ==================================================================== 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 68.3.0 ESR. Security Fix(es): * 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: 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) 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 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: firefox-68.3.0-1.el7_7.src.rpm x86_64: firefox-68.3.0-1.el7_7.x86_64.rpm firefox-debuginfo-68.3.0-1.el7_7.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: firefox-68.3.0-1.el7_7.i686.rpm firefox-debuginfo-68.3.0-1.el7_7.i686.rpm Red Hat Enterprise Linux Server (v. 7): Source: firefox-68.3.0-1.el7_7.src.rpm ppc64: firefox-68.3.0-1.el7_7.ppc64.rpm firefox-debuginfo-68.3.0-1.el7_7.ppc64.rpm ppc64le: firefox-68.3.0-1.el7_7.ppc64le.rpm firefox-debuginfo-68.3.0-1.el7_7.ppc64le.rpm s390x: firefox-68.3.0-1.el7_7.s390x.rpm firefox-debuginfo-68.3.0-1.el7_7.s390x.rpm x86_64: firefox-68.3.0-1.el7_7.x86_64.rpm firefox-debuginfo-68.3.0-1.el7_7.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): x86_64: firefox-68.3.0-1.el7_7.i686.rpm firefox-debuginfo-68.3.0-1.el7_7.i686.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: firefox-68.3.0-1.el7_7.src.rpm x86_64: firefox-68.3.0-1.el7_7.x86_64.rpm firefox-debuginfo-68.3.0-1.el7_7.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: firefox-68.3.0-1.el7_7.i686.rpm firefox-debuginfo-68.3.0-1.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-2019-17005 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/updates/classification/#critical https://www.mozilla.org/en-US/security/advisories/mfsa2019-37/ 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXekuN9zjgjWX9erEAQhxQg//cxs7Ot34B44GyoPvargwGxN8ffQkDUzM OWnCoofsyF6+W97H61mitz59CZ1BCnU/TPsMr+ReWs//6ifqEHYVVlIfwKzt1A1h 7CpB35TudfihvWQWYUfKuw2yg+NEATascaYEjemMeDK7Nd7rhEDUYK3xsfi5IfAo hxLhk18ysVZlFa03+qOiNY2KPzH4lSLdJRVn1XkPNaZpKxGQhQpRtUXuiTgWyQc6 ueDuqeMQDDd/Il2N9huyRDlepUaXZemymGHAzRjVR6IxaMmXr4pPBbJ3SuDuzLTH LLWTtp+PY+BxWR+Aw9DOv+X6X5raf6QXaThpvxCwfVb9AGcjHX7NpfPsQkSFPmp7 Pl075imX/CZUlhKw5fzKSjDVhHTJPi3kEEUve1qXC/ztGwyaZ2bHvpwT/AOTfPKY zjFBZEPO+dpokTXEDT6vhTe2AaY/gG5wBxXRJvmRDKkX4IESXi08vev33wX2+Yfn a4GHSTCtdxIpgAo4ZYQrGVEFGMYHfmMqP73PcOm5n6112MPiQgxgMV3dL/QVzZ4n X5q5PX90pO7pJ+HF8xm99Rt3HzzhPgThKLfB9CNQjFPR2X59mJEXyZvr+S1azwth C2ItxnLJ2hXyRpr3EdD10VbPe4HnIro1E02dazZxf9NhS2aAHULJT6oCBx6DO+yA xrU1CP1Mcpk=zDVz -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce