Bug #69004 [Com]: openssl_pkcs12_export_to_file segfault

From: Date: Sat, 07 Feb 2015 09:44:11 +0000
Subject: Bug #69004 [Com]: openssl_pkcs12_export_to_file segfault
References: 1  Groups: php.bugs 
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Edit report at https://bugs.php.net/bug.php?id=69004&edit=1 ID: 69004 Comment by: gmblar+php at gmail dot com Reported by: gmblar+php at gmail dot com Summary: openssl_pkcs12_export_to_file segfault Status: Open Type: Bug Package: OpenSSL related Operating System: MacOSX 10.10.2 PHP Version: 5.6.5 Block user comment: N Private report: N New Comment: Same with PHP 5.6.5-1~dotdeb.1 on debian 7.6 Stacktrace: Program received signal SIGSEGV, Segmentation fault. 0x00000000006fa489 in gc_zval_possible_root () (gdb) bt #0 0x00000000006fa489 in gc_zval_possible_root () #1 0x00000000006e7316 in ?? () #2 0x00000000006e8a38 in zend_hash_graceful_reverse_destroy () #3 0x00000000006ca0d6 in ?? () #4 0x00000000006da735 in zend_deactivate () #5 0x0000000000676553 in php_request_shutdown () #6 0x000000000077f948 in ?? () #7 0x0000000000433b7f in ?? () #8 0x00007ffff503eeed in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000433c15 in _start () Previous Comments: ------------------------------------------------------------------------ [2015-02-07 09:32:41] gmblar+php at gmail dot com Description: ------------ openssl_pkcs12_export_to_file crash with "Segmentation fault: 11" Code works without segfault if: * remove the line "$privateKey = new PrivateKey($privateKey);" * var_dump something after openssl_pkcs12_export_to_file Program received signal EXC_BAD_ACCESS, Could not access memory. Reason: KERN_INVALID_ADDRESS at address: 0x000000012b86af59 0x00000001001f0c25 in gc_zval_possible_root () (gdb) bt #0 0x00000001001f0c25 in gc_zval_possible_root () #1 0x00000001001e2046 in zend_hash_bucket_delete () #2 0x00000001001e20ac in zend_hash_graceful_reverse_destroy () #3 0x00000001001c8027 in shutdown_executor () #4 0x00000001001d6227 in zend_deactivate () #5 0x000000010017d045 in php_request_shutdown () #6 0x000000010025f7d7 in do_cli () #7 0x000000010025e354 in main () Test script: --------------- <?php class PrivateKey { public $data; public function __construct($data) { $this->data = $data; } public function __toString() { openssl_pkey_export($this->data, $output); return $output; } } $csr = openssl_csr_new([], $privateKey); $certificate = openssl_csr_sign($csr, NULL, $privateKey, 1); $privateKey = new PrivateKey($privateKey); openssl_pkcs12_export_to_file($certificate, '/tmp/test.p12', $privateKey, ''); # var_dump('bar'); Expected result: ---------------- Nothing Actual result: -------------- Segmentation fault: 11 ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=69004&edit=1

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