-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: firefox security update Advisory ID: RHSA-2023:5477-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:5477 Issue date: 2023-10-05 CVE Names: CVE-2023-3600 CVE-2023-5169 CVE-2023-5171 CVE-2023-5176 CVE-2023-5217 ==================================================================== 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 Important. 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 115.3.1 ESR. Security Fix(es): * firefox: use-after-free in workers (CVE-2023-3600) * Mozilla: Out-of-bounds write in PathOps (CVE-2023-5169) * Mozilla: Use-after-free in Ion Compiler (CVE-2023-5171) * Mozilla: Memory safety bugs fixed in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3 (CVE-2023-5176) * libvpx: Heap buffer overflow in vp8 encoding in libvpx (CVE-2023-5217) 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/): 2222652 - CVE-2023-3600 firefox: use-after-free in workers 2240893 - CVE-2023-5169 Mozilla: Out-of-bounds write in PathOps 2240894 - CVE-2023-5171 Mozilla: Use-after-free in Ion Compiler 2240896 - CVE-2023-5176 Mozilla: Memory safety bugs fixed in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3 2241191 - CVE-2023-5217 libvpx: Heap buffer overflow in vp8 encoding in libvpx 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: firefox-115.3.1-1.el7_9.src.rpm x86_64: firefox-115.3.1-1.el7_9.x86_64.rpm firefox-debuginfo-115.3.1-1.el7_9.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: firefox-115.3.1-1.el7_9.i686.rpm firefox-debuginfo-115.3.1-1.el7_9.i686.rpm Red Hat Enterprise Linux Server (v. 7): Source: firefox-115.3.1-1.el7_9.src.rpm ppc64: firefox-115.3.1-1.el7_9.ppc64.rpm firefox-debuginfo-115.3.1-1.el7_9.ppc64.rpm ppc64le: firefox-115.3.1-1.el7_9.ppc64le.rpm firefox-debuginfo-115.3.1-1.el7_9.ppc64le.rpm s390x: firefox-115.3.1-1.el7_9.s390x.rpm firefox-debuginfo-115.3.1-1.el7_9.s390x.rpm x86_64: firefox-115.3.1-1.el7_9.x86_64.rpm firefox-debuginfo-115.3.1-1.el7_9.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): x86_64: firefox-115.3.1-1.el7_9.i686.rpm firefox-debuginfo-115.3.1-1.el7_9.i686.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: firefox-115.3.1-1.el7_9.src.rpm x86_64: firefox-115.3.1-1.el7_9.x86_64.rpm firefox-debuginfo-115.3.1-1.el7_9.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: firefox-115.3.1-1.el7_9.i686.rpm firefox-debuginfo-115.3.1-1.el7_9.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-2023-3600 https://access.redhat.com/security/cve/CVE-2023-5169 https://access.redhat.com/security/cve/CVE-2023-5171 https://access.redhat.com/security/cve/CVE-2023-5176 https://access.redhat.com/security/cve/CVE-2023-5217 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2023 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBCAAGBQJlHtXKAAoJENzjgjWX9erELQsQAI32ZrjLxUpdVjIyR9lIy0xa lXc3JNXCh5ZIxt2Q2ty1S6mUXvqaDFhm72JbkZL89GtOy3qKAt8xfVbwmCQRukQz OxQ6uIE+1KVa1VLxWIIOLRd2n5zJk0RzNB+ppYS8jZCLeyXKqkjXg85oNiCaSR6g cMqUTZuCTe0rjZeY/tFGEjJ0orOEm31A3m6HVpYeebl6xNp+bDB5lbtnuwErOXoY LHKSIeT8ymsx3pQ0yvOfS64Pml0GnIOZJJ5C5im6Sz/cqs/zUxx2Luuei9SpL0lr 0A1591zQ2eN5dsJq6LJtHeZ2Vu2gwNvCQBswm8PmflwynEy8S2meKsBSQeLBmM0y czNXYWg5zsuGbwGjuz6/ZygHIMM/v9NVgNJJMFxZKXnKbj/cp7hRMbd1u/2JkkGR DEr0m/gQzTK0TQtEWsIEr3dDjxOwtgcfI1JBhZ8Een+Fvmw0Ha0mxIMtPt+coMot WRA86e9+Q7McfrcTLz97G11p+pGwO32XuqlV24kQtcgNnKFgxDjzPKxV/CEcWgD6 qPvNNcm2JgjpqcOpVaS8fSOCQBr29eMYRP9KoiGPs/2k9S6I9e+wTZdYgIMXqJ+R odCrI4m9WrvdWaBmJcj+TXL1Br5U/DTrpS/7FWBTsTF5Apv390+i7pqohuADdku7 Zdwi04Arky664eX2fHla =W/ex -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce