Bug #80363 [Opn->Fbk]: TypeError with nullable types with JIT enabled

Edit report at https://bugs.php.net/bug.php?id=80363&edit=1 ID: 80363 Updated by: nikic@php.net Reported by: security at paragonie dot com Summary: TypeError with nullable types with JIT enabled -Status: Open +Status: Feedback Type: Bug Package: *General Issues Operating System: N/A PHP Version: 8.0.0RC4 Block user comment: N Private report: N New Comment: If someone can reproduce this with RC5 or the GA release, please tell me. Previous Comments: ------------------------------------------------------------------------ [2020-11-17 09:41:16] nikic@php.net I can't reproduce this when running the constant_time_encoding tests (with JIT) at least. From the issue, it's not really clear how this is supposed to be reproduced. ------------------------------------------------------------------------ [2020-11-13 17:12:27] security at paragonie dot com Description: ------------ https://github.com/paragonie/constant_time_encoding/issues/26 This was reported in PHP-8.0-RC3 and there is nothing in the NEWS file to indicate it's fixed in RC4. https://github.com/php/php-src/blob/f5be0e5110ff816d2ce168c154cb3575d08e3cad/NEWS Test script: --------------- See Github issue. Expected result: ---------------- No TypeError Actual result: -------------- TypeError: mb_substr(): Argument #3 ($length) must be of type ?int, null given #34 /vendor/paragonie/constant_time_encoding/src/Binary.php(76): mb_substr #33 /vendor/paragonie/constant_time_encoding/src/Binary.php(76): ParagonIE\ConstantTime\Binary::safeSubstr #32 /vendor/paragonie/hidden-string/src/HiddenString.php(173): ParagonIE\HiddenString\HiddenString::safeStrcpy #31 /vendor/paragonie/hidden-string/src/HiddenString.php(56): ParagonIE\HiddenString\HiddenString::__construct #30 /vendor/paragonie/halite/src/Symmetric/Crypto.php(208): ParagonIE\Halite\Symmetric\Crypto::decryptWithAd #29 /vendor/paragonie/halite/src/Symmetric/Crypto.php(105): ParagonIE\Halite\Symmetric\Crypto::decrypt #28 /vendor/philetaylor/doctrine-encrypt/Encryptors/HaliteEncryptor.php(82): Philetaylor\DoctrineEncryptBundle\Encryptors\HaliteEncryptor::decrypt ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=80363&edit=1