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[2017-11-25 00:01 UTC] requinix@php.net
-Status: Open
+Status: Not a bug
[2017-11-25 00:01 UTC] requinix@php.net
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Last updated: Tue Oct 06 15:00:01 2026 UTC |
Description: ------------ After some fuzz testing I found a crashing test case. Version: 7.1.12 Command: php php_so_php_userstreamop_close.php ASAN: ==31836==ERROR: AddressSanitizer: stack-overflow on address 0x7fffcffc4ff8 (pc 0x00000044ca75 bp 0x7fffcffc5870 sp 0x7fffcffc5000 T0) #0 0x44ca74 in strlen /scratch/llvm/clang-4/xenial/final/llvm.src/projects/compiler-rt/lib/asan/../sanitizer_common/sanitizer_common_interceptors.inc:282:19 #1 0x1583a58 in xbuf_format_converter XYZ/php-7.1.12/main/spprintf.c:605:16 #2 0x157c56a in vspprintf XYZ/php-7.1.12/main/spprintf.c:843:2 #3 0x1568e08 in php_error_cb XYZ/php-7.1.12/main/main.c:1045:20 #4 0x17d305b in zend_error_noreturn XYZ/php-7.1.12/Zend/zend.c #5 0x1ab580b in ZEND_FETCH_CONSTANT_SPEC_UNUSED_CONST_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:29752:4 #6 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #7 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #8 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #9 0x160ea54 in user_wrapper_opener XYZ/php-7.1.12/main/streams/userspace.c:379:17 #10 0x15ee671 in _php_stream_open_wrapper_ex XYZ/php-7.1.12/main/streams/streams.c:2055:13 #11 0x138e120 in php_if_fopen XYZ/php-7.1.12/ext/standard/file.c:870:11 #12 0x10d6289 in phar_fopen XYZ/php-7.1.12/ext/phar/func_interceptors.c:427:2 #13 0x1b0b206 in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:628:2 #14 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #15 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #16 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #17 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #18 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #19 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #20 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #21 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #22 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #23 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #24 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #25 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #26 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #27 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #28 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #29 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #30 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #31 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #32 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #33 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #34 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #35 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #36 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #37 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #38 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #39 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #40 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #41 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #42 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #43 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #44 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #45 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #46 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #47 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #48 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #49 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #50 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #51 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #52 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #53 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #54 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #55 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #56 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #57 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #58 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #59 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #60 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #61 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #62 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #63 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #64 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #65 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #66 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #67 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #68 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #69 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #70 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #71 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #72 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #73 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #74 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #75 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #76 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #77 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #78 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #79 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #80 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #81 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #82 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #83 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #84 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #85 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #86 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #87 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #88 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #89 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #90 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #91 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #92 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #93 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #94 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #95 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #96 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #97 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #98 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #99 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #100 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #101 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #102 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #103 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #104 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #105 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #106 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #107 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #108 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #109 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #110 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #111 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #112 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #113 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #114 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #115 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #116 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #117 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #118 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #119 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #120 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #121 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #122 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #123 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #124 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #125 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #126 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #127 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #128 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #129 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #130 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #131 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #132 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #133 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #134 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #135 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #136 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #137 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #138 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #139 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #140 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #141 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #142 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #143 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #144 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #145 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #146 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #147 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #148 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #149 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #150 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #151 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #152 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #153 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #154 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #155 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #156 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #157 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #158 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #159 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #160 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #161 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #162 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #163 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #164 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #165 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #166 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #167 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #168 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #169 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #170 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #171 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #172 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #173 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #174 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #175 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #176 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #177 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #178 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #179 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #180 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #181 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #182 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #183 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #184 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #185 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #186 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #187 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #188 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #189 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #190 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #191 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #192 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #193 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #194 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #195 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #196 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #197 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #198 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #199 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #200 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #201 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #202 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #203 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #204 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #205 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #206 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #207 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #208 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #209 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #210 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #211 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #212 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #213 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #214 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #215 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #216 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #217 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #218 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #219 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #220 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #221 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #222 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #223 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #224 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #225 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #226 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #227 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #228 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #229 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #230 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #231 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #232 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #233 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #234 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #235 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #236 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #237 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #238 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #239 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #240 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #241 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #242 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #243 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #244 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #245 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #246 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #247 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #248 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #249 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #250 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #251 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #252 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #253 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #254 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #255 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #256 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #257 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #258 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #259 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #260 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #261 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #262 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #263 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #264 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #265 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #266 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #267 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #268 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #269 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #270 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #271 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #272 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #273 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #274 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #275 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #276 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #277 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #278 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 #279 0x15eb571 in stream_resource_regular_dtor XYZ/php-7.1.12/main/streams/streams.c:1619:19 #280 0x1869dda in zend_resource_dtor XYZ/php-7.1.12/Zend/zend_list.c:76:4 #281 0x1869dda in list_entry_destructor XYZ/php-7.1.12/Zend/zend_list.c:187 #282 0x184d09a in zend_hash_index_del XYZ/php-7.1.12/Zend/zend_hash.c #283 0x186836e in zend_list_free XYZ/php-7.1.12/Zend/zend_list.c:59:10 #284 0x17cafad in _zval_dtor_func XYZ/php-7.1.12/Zend/zend_variables.c:63:5 #285 0x1b0b72a in i_zval_ptr_dtor XYZ/php-7.1.12/Zend/zend_variables.h:48:4 #286 0x1b0b72a in ZEND_DO_ICALL_SPEC_RETVAL_UNUSED_HANDLER XYZ/php-7.1.12/Zend/zend_vm_execute.h:643 #287 0x1974bed in execute_ex XYZ/php-7.1.12/Zend/zend_vm_execute.h:432:7 #288 0x1772ccc in zend_call_function XYZ/php-7.1.12/Zend/zend_execute_API.c:855:3 #289 0x17708bd in _call_user_function_ex XYZ/php-7.1.12/Zend/zend_execute_API.c:672:9 #290 0x1609f38 in php_userstreamop_close XYZ/php-7.1.12/main/streams/userspace.c:727:2 #291 0x15e1071 in _php_stream_free XYZ/php-7.1.12/main/streams/streams.c:467:9 SUMMARY: AddressSanitizer: stack-overflow /scratch/llvm/clang-4/xenial/final/llvm.src/projects/compiler-rt/lib/asan/../sanitizer_common/sanitizer_common_interceptors.inc:282:19 in strlen ==31836==ABORTING Test script: --------------- <?php class Stream00ploiter{public function stream_close(){fopen('e0ploit://','');((''))((e().''));}public function stream_open(){return e;}}var_dump(file_put_contents());var_dump(dir());stream_wrapper_register('e0ploit','Stream00ploiter');$s=fopen('e0ploit://',0);