CVE-2017-5470: Memory safety bugs CVE-2017-5472: Use-after-free using destroyed node when regenerating trees CVE-2017-7749: Use-after-free during docshell reloading CVE-2017-7750: Use-after-free with track elements CVE-2017-7751: Use-after-free with content viewer listeners CVE-2017-7752: Use-after-free with IME input CVE-2017-7754: Out-of-bounds read in WebGL with ImageInfo object CVE-2017-7756: Use-after-free and use-after-scope logging XHR header errors CVE-2017-7757: Use-after-free in IndexedDB CVE-2017-7758: Out-of-bounds read in Opus encoder CVE-2017-7764: Domain spoofing with combination of Canadian Syllabics and other unicode blocks CVE-2017-7778: Vulnerabilities in the Graphite 2 library Fixed in: Firefox ESR 52.2