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<?php $regex = '/(^aaaa)(.*(?=ab\K))/'; $subject = "aaaaxyzaabaa"; // Comment/uncomment below as wanted. // All 3 functions are vulnerable (note, other functions are affected as well) preg_match($regex,$subject,$x); var_dump($x);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: preg_match(): Get subpatterns list failed in /in/lo71e on line 8 array(0) { }

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