Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.
This update upgrades Firefox to version 78.8.0 ESR.
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 page(s) listed in the References section.