CVE-2017-5464

During DOM manipulations of the accessibility tree through script, the DOM tree can become out of sync with the accessibility tree, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53. Date published : 2018-06-11 http://www.securityfocus.com/bid/97940

https://bugzilla.mozilla.org/show_bug.cgi?id=1347075