Synopsis: Critical: firefox security update Advisory ID: SLSA-2021:0656-1 Issue Date: 2021-02-24 CVE Numbers: CVE-2021-23969 CVE-2021-23968 CVE-2021-23973 CVE-2021-23978 -- This update upgrades Firefox to version 78.8.0 ESR. Security Fix(es): * Mozilla: Content Security Policy violation report could have contained the destination of a redirect (CVE-2021-23968) * Mozilla: Content Security Policy violation report could have contained the destination of a redirect (CVE-2021-23969) * Mozilla: Memory safety bugs fixed in Firefox 86 and Firefox ESR 78.8 (CVE-2021-23978) * Mozilla: MediaError message property could have leaked information about cross-origin resources (CVE-2021-23973) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE -- SL7 x86_64 firefox-78.8.0-1.el7_9.x86_64.rpm firefox-debuginfo-78.8.0-1.el7_9.x86_64.rpm firefox-78.8.0-1.el7_9.i686.rpm - Scientific Linux Development Team