CVE-2017-7818

A use-after-free vulnerability can occur when manipulating arrays of Accessible Rich Internet Applications (ARIA) elements within containers through the DOM. This results in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4. Date published : 2018-06-11 http://www.securityfocus.com/bid/101055

https://bugzilla.mozilla.org/show_bug.cgi?id=1363723