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: * Mozilla: Use-after-free in NSSToken objects * Mozilla: Out of bounds write due to unexpected WebAuthN Extensions * Mozilla: Memory safety bugs fixed in Firefox 99 and Firefox ESR 91.8 * Mozilla: Use-after-free after V ...