-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Critical: firefox security update Advisory ID: RHSA-2021:0052-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:0052 Issue date: 2021-01-11 CVE Names: CVE-2020-16044 ===================================================================== 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 78.6.1 ESR. Security Fix(es): * Mozilla: Use-after-free write when handling a malicious COOKIE-ECHO SCTP chunk (CVE-2020-16044) 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/): 1913503 - CVE-2020-16044 Mozilla: Use-after-free write when handling a malicious COOKIE-ECHO SCTP chunk 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): Source: firefox-78.6.1-1.el8_3.src.rpm aarch64: firefox-78.6.1-1.el8_3.aarch64.rpm firefox-debuginfo-78.6.1-1.el8_3.aarch64.rpm firefox-debugsource-78.6.1-1.el8_3.aarch64.rpm ppc64le: firefox-78.6.1-1.el8_3.ppc64le.rpm firefox-debuginfo-78.6.1-1.el8_3.ppc64le.rpm firefox-debugsource-78.6.1-1.el8_3.ppc64le.rpm s390x: firefox-78.6.1-1.el8_3.s390x.rpm firefox-debuginfo-78.6.1-1.el8_3.s390x.rpm firefox-debugsource-78.6.1-1.el8_3.s390x.rpm x86_64: firefox-78.6.1-1.el8_3.x86_64.rpm firefox-debuginfo-78.6.1-1.el8_3.x86_64.rpm firefox-debugsource-78.6.1-1.el8_3.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-2020-16044 https://access.redhat.com/security/updates/classification/#critical 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBX/wg/dzjgjWX9erEAQjr5A//dPrLpkeqmldozBLpVVBYdbPso4k+4SUF fAd4q6j5d4GJLf0ojpRurp5qkRHUhdT2lhS+X3/rsBDR9vy/3hQ7fYzVe396uXL3 VhFHiIK89VGOZebRonZ3HAWCb6aQTKbe4UJbrv+lSW2kfvkPlNo2TXK9gdvurTfz xTyWBhDECb3adalMEPxpWkAmMUZYSWyhzEcoHzjpYPUjQMS89F9rgFiF2fqzPw9v m+8fSYLA1uqZ/BM4OKPLVDoMFuXwKlu6EoiehH0wsQo9ki8O42nxXQNu5EplLY7Q fCqXLA8KGJp8w9yz/LoZ3rdUsFWkX4MJqk1oH+0FE2RJofDr3l/AcuK5RXvLZ8C4 xSunnBacDwRH99Wg7qunyrNPG2/6YhXnNyMt9i982OOEr6o7lbb8ANiTlMN9YgZy SX42aK9NemE92dlJ5uU1np8931Flxj1bvwH9Zp39eKo3bByc/p9YnmOOMhvs15qe JlSXE/qoF4OXPup6SNu8q0loRriWmFcoQhHK9/JsmD4V77Y9zWg6rACD09kFLs7D MAa+AYDoKGizVvYKlPHfBzpg3Y+PUjM/cUuJDtpWX+h5nx/bXOPdSWyX67nh1rkq FVysojDW5oVyF9TY4ad2e+gBQdtPbVI7O6jH4HM3TTZpj/A6cdloFBYr566jrjyI 6gwrnRgfQ4k= =Jivy -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce