Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 91.8.0 ESR. Security Fix(es): * Mozilla: Use-after-free in NSSToken objects (CVE-2022-1097) * Mozilla: Out of bounds write due to unexpected WebAuthN Extensions (CVE-2022-28281) * Mozilla: Memory safety bugs fixed in Firefox 99 and Firefox ESR 91.8 (CVE-2022-28289) * Mozilla: Use-after-free after VR Process destruction (CVE-2022-1196) * Mozilla: Use-after-free in DocumentL10n::TranslateDocument (CVE-2022-28282) * Mozilla: Incorrect AliasSet used in JIT Codegen (CVE-2022-28285) * Mozilla: Denial of Service via complex regular expressions (CVE-2022-24713) * Mozilla: iframe contents could be rendered outside the border (CVE-2022-28286) 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.