--TEST-- Bug #69425: Use After Free in unserialize() --FILE-- ryat = 1; } } $data = unserialize('a:2:{i:0;O:4:"test":1:{s:4:"ryat";R:1;}i:1;i:2;}'); var_dump($data); // POC 2 $data = unserialize('a:2:{i:0;O:12:"DateInterval":1:{s:1:"y";R:1;}i:1;i:2;}'); var_dump($data); ?> --EXPECT-- int(1) array(2) { [0]=> object(DateInterval)#1 (16) { ["y"]=> int(-1) ["m"]=> int(-1) ["d"]=> int(-1) ["h"]=> int(-1) ["i"]=> int(-1) ["s"]=> int(-1) ["f"]=> float(0) ["weekday"]=> int(-1) ["weekday_behavior"]=> int(-1) ["first_last_day_of"]=> int(-1) ["invert"]=> int(0) ["days"]=> int(-1) ["special_type"]=> int(0) ["special_amount"]=> int(-1) ["have_weekday_relative"]=> int(0) ["have_special_relative"]=> int(0) } [1]=> int(2) }