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use-after-free vulnerability can occur after deleting a selection element due to a weak reference to the select element in the options collection. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.","Type":"Description","Title":null},{"CveYear":"2018","CveId":"18492","Ordinal":"2","NoteData":"2019-02-28","Type":"Other","Title":"Published"},{"CveYear":"2018","CveId":"18492","Ordinal":"3","NoteData":"2019-03-11","Type":"Other","Title":"Modified"}]}}}