-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory
Synopsis: Important: firefox security update Advisory ID: RHSA-2023:5436-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:5436 Issue date: 2023-10-04 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 8.6 Extended Update Support. 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 AppStream EUS (v.8.6) - 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 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 AppStream EUS (v.8.6): Source: firefox-115.3.1-1.el8_6.src.rpm aarch64: firefox-115.3.1-1.el8_6.aarch64.rpm firefox-debuginfo-115.3.1-1.el8_6.aarch64.rpm firefox-debugsource-115.3.1-1.el8_6.aarch64.rpm ppc64le: firefox-115.3.1-1.el8_6.ppc64le.rpm firefox-debuginfo-115.3.1-1.el8_6.ppc64le.rpm firefox-debugsource-115.3.1-1.el8_6.ppc64le.rpm s390x: firefox-115.3.1-1.el8_6.s390x.rpm firefox-debuginfo-115.3.1-1.el8_6.s390x.rpm firefox-debugsource-115.3.1-1.el8_6.s390x.rpm x86_64: firefox-115.3.1-1.el8_6.x86_64.rpm firefox-debuginfo-115.3.1-1.el8_6.x86_64.rpm firefox-debugsource-115.3.1-1.el8_6.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-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 <secal...@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2023 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBCAAGBQJlHYSVAAoJENzjgjWX9erETFYP/jfxKmZ1vct8YOcHchT1dNAW AHl/BcnvKUYTQYyUZRd6NWsPl9GItNTgGEqlSPrnFUGVfU6WbkaDXryC6VRQs2TU MMZhh8u8W+2qjtILUOuYH5B2M2j6PP2N0b5EJqDztQrigRG1iXRD5UMzsR5MFU13 u+Sy4ypEXVNonVlWneTr0cZkdXMcxMVNveOtYvYeH4pgjPfMT17NuGpv52A7oeud knDZ58soJFbzBiRCOXqDPQKIMjRkk8EKkU3JG+957vXjVWD0oko3dffT4U7oELwQ 1pnCbAPHOV5dYeDpr9SPv4Zsk0qRa8FMxzRNIph3q7443AspnQDTFtcSHF5eR388 omlb2xaNL6XusljxsMUTmoN83kcZE2/6ck9uvaA4yNpwIpT5jOhdErof5NiK63VD 92nRcDcFWJcfyPRUAQiWccyS9Tz8JpMyBskFE9F64Z+FZLhL5D0S9OD8HU2q0ubr lJj/zrEvABEjaENvmtOUII4hpuOend5GxO4wN1nIo2xHJBIEt5JWpJOGQriYmCLq b8/Y0bmi2XN1AVOsdRrJ25x6lQ/DxLRFWNzSL+QTDa7yoJb1KDkAdrhIgoGFlROt Tt8oesqFl5Q6d6CQ/QJQLj0cpddMRX+nVMN8MVfGl82jmsaP32XFN/4SBtC1gNm1 JzU/4QEVvTdDwbNjQr9U =mmnJ -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce