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<?php class Foo { function __wakeup() { print "[-] Wakeup method called!\n"; } function __destruct() { print "[-] Destruct method called!\n"; var_dump($this); } } $normal = 'O:3:"Foo":1:{s:1:"x";s:1:"y";}'; $broken = 'O:3:"Foo":2:{s:1:"x";s:1:"y";}'; unserialize($normal); unserialize($broken);
Output for 5.6.26 - 5.6.40, 7.0.10 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.26, 8.1.0 - 8.1.13
[-] Wakeup method called! [-] Destruct method called! object(Foo)#1 (1) { ["x"]=> string(1) "y" } Notice: unserialize(): Unexpected end of serialized data in /in/QqeAD on line 21 Notice: unserialize(): Error at offset 29 of 30 bytes in /in/QqeAD on line 21
Output for 7.3.32 - 7.3.33
[-] Wakeup method called! [-] Destruct method called! object(Foo)#1 (1) { ["x"]=> string(1) "y" }
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.24, 7.0.0 - 7.0.9
[-] Wakeup method called! [-] Destruct method called! object(Foo)#1 (1) { ["x"]=> string(1) "y" } Notice: unserialize(): Unexpected end of serialized data in /in/QqeAD on line 21 [-] Destruct method called! object(Foo)#1 (1) { ["x"]=> string(1) "y" } Notice: unserialize(): Error at offset 29 of 30 bytes in /in/QqeAD on line 21
Output for 5.6.25
[-] Wakeup method called! [-] Destruct method called! object(Foo)#1 (1) { ["x"]=> string(1) "y" } Notice: unserialize(): Unexpected end of serialized data in /in/QqeAD on line 21 Notice: unserialize(): Error at offset 29 of 30 bytes in /in/QqeAD on line 21 [-] Destruct method called! object(Foo)#1 (0) { }
Output for 4.3.10 - 4.3.11, 4.4.0 - 4.4.9
[-] Wakeup method called! Notice: unserialize(): Unexpected end of serialized data in /in/QqeAD on line 21 Notice: unserialize(): Error at offset 29 of 30 bytes in /in/QqeAD on line 21
Output for 4.3.2 - 4.3.9
[-] Wakeup method called! Notice: Unexpected end of serialized data in /in/QqeAD on line 21 Notice: unserialize(): Error at offset 29 of 30 bytes in /in/QqeAD on line 21
Output for 4.3.0 - 4.3.1
[-] Wakeup method called! Notice: Unexpected end of serialized data in /in/QqeAD on line 21 Notice: unserialize() [http://www.php.net/function.unserialize]: Error at offset 29 of 30 bytes in /in/QqeAD on line 21

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