Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 91.5.0 ESR. Security Fix: * Mozilla: Iframe sandbox bypass with XSLT * Mozilla: Race condition when playing audio files * Mozilla: Heap-buffer-overflow in blendGaussianBlur * Mozilla: Use-after-free of ChannelEventQueue::mOwner * Mozilla: Brows ...