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This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.","Type":"Description","Title":null},{"CveYear":"2017","CveId":"5439","Ordinal":"2","NoteData":"2018-06-11","Type":"Other","Title":"Published"},{"CveYear":"2017","CveId":"5439","Ordinal":"3","NoteData":"2018-06-12","Type":"Other","Title":"Modified"}]}}}