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<?php $payload = 'C:14:"Uri\WhatWg\Url":0:{}'; $obj = unserialize($payload); // Successful unserialization var_dump($obj); // Object created // Crash occurs here: $serialized = serialize($obj); // Access violation / Segmentation fault
Output for 8.2.31 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26
Warning: Class __PHP_Incomplete_Class has no unserializer in /in/CIoot on line 4 object(__PHP_Incomplete_Class)#1 (1) { ["__PHP_Incomplete_Class_Name"]=> string(14) "Uri\WhatWg\Url" }
Output for 8.5.0 - 8.5.11
Warning: Class Uri\WhatWg\Url has no unserializer in /in/CIoot on line 4 object(Uri\WhatWg\Url)#1 (0) { }
Process exited with code 139.
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28.51 ms | 1155 KiB | 9 Q