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Valgrind Report for ext/interbase/tests/bug45575.phpt ('Bug #45575 (Segfault with invalid non-string as event handler callback)')

Script

1: <?php
2:
3:
require("interbase.inc");
4:
5:
$db ibase_connect($test_base);
6:
7: function 
foobar($var) { var_dump($var); return true; }
8:
9:
ibase_set_event_handler($dbnull'TEST1');
10:
ibase_set_event_handler($db1'TEST1');
11:
ibase_set_event_handler('foobar''TEST1');
12:
13:
?>
14:

Report

==5032== Invalid read of size 8
==5032==    at 0x8331E9: _php_ibase_event_block (ibase_events.c:106)
==5032==    by 0x834CB1: zif_ibase_set_event_handler (ibase_events.c:354)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032==  Address 0x153f8430 is 0 bytes after a block of size 32 alloc'd
==5032==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5032==    by 0xE517D0: _emalloc (zend_alloc.c:2427)
==5032==    by 0x83487C: zif_ibase_set_event_handler (ibase_events.c:343)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032== 
==5032== Invalid read of size 8
==5032==    at 0x83323D: _php_ibase_event_block (ibase_events.c:106)
==5032==    by 0x834CB1: zif_ibase_set_event_handler (ibase_events.c:354)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032==  Address 0x153f8408 is 8 bytes before a block of size 32 alloc'd
==5032==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5032==    by 0xE517D0: _emalloc (zend_alloc.c:2427)
==5032==    by 0x83487C: zif_ibase_set_event_handler (ibase_events.c:343)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032== 
==5032== Invalid read of size 8
==5032==    at 0x83324B: _php_ibase_event_block (ibase_events.c:106)
==5032==    by 0x834CB1: zif_ibase_set_event_handler (ibase_events.c:354)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032==  Address 0x153f8400 is 16 bytes before a block of size 32 alloc'd
==5032==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5032==    by 0xE517D0: _emalloc (zend_alloc.c:2427)
==5032==    by 0x83487C: zif_ibase_set_event_handler (ibase_events.c:343)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032== 
==5032== Invalid read of size 8
==5032==    at 0x833259: _php_ibase_event_block (ibase_events.c:106)
==5032==    by 0x834CB1: zif_ibase_set_event_handler (ibase_events.c:354)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032==  Address 0x153f83f8 is 24 bytes before a block of size 32 alloc'd
==5032==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5032==    by 0xE517D0: _emalloc (zend_alloc.c:2427)
==5032==    by 0x83487C: zif_ibase_set_event_handler (ibase_events.c:343)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032== 
==5032== Invalid read of size 8
==5032==    at 0x833267: _php_ibase_event_block (ibase_events.c:106)
==5032==    by 0x834CB1: zif_ibase_set_event_handler (ibase_events.c:354)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032==  Address 0x153f83f0 is 32 bytes before a block of size 32 in arena "client"
==5032== 
==5032== Invalid read of size 8
==5032==    at 0x833275: _php_ibase_event_block (ibase_events.c:106)
==5032==    by 0x834CB1: zif_ibase_set_event_handler (ibase_events.c:354)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032==  Address 0x153f83e8 is 24 bytes after a block of size 16 in arena "client"
==5032== 
==5032== Invalid read of size 8
==5032==    at 0x833283: _php_ibase_event_block (ibase_events.c:106)
==5032==    by 0x834CB1: zif_ibase_set_event_handler (ibase_events.c:354)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032==  Address 0x153f83e0 is 16 bytes after a block of size 16 in arena "client"
==5032== 
==5032== Invalid read of size 8
==5032==    at 0x833291: _php_ibase_event_block (ibase_events.c:106)
==5032==    by 0x834CB1: zif_ibase_set_event_handler (ibase_events.c:354)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032==  Address 0x153f83d8 is 16 bytes after a block of size 8 alloc'd
==5032==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5032==    by 0xE517D0: _emalloc (zend_alloc.c:2427)
==5032==    by 0xE51ACA: _safe_emalloc (zend_alloc.c:2583)
==5032==    by 0x834852: zif_ibase_set_event_handler (ibase_events.c:341)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032== 
==5032== Invalid read of size 8
==5032==    at 0x83329F: _php_ibase_event_block (ibase_events.c:106)
==5032==    by 0x834CB1: zif_ibase_set_event_handler (ibase_events.c:354)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032==  Address 0x153f83d0 is 8 bytes after a block of size 8 alloc'd
==5032==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5032==    by 0xE517D0: _emalloc (zend_alloc.c:2427)
==5032==    by 0xE51ACA: _safe_emalloc (zend_alloc.c:2583)
==5032==    by 0x834852: zif_ibase_set_event_handler (ibase_events.c:341)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032== 
==5032== Invalid read of size 8
==5032==    at 0x8332B4: _php_ibase_event_block (ibase_events.c:106)
==5032==    by 0x834CB1: zif_ibase_set_event_handler (ibase_events.c:354)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032==  Address 0x153f83c8 is 0 bytes after a block of size 8 alloc'd
==5032==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5032==    by 0xE517D0: _emalloc (zend_alloc.c:2427)
==5032==    by 0xE51ACA: _safe_emalloc (zend_alloc.c:2583)
==5032==    by 0x834852: zif_ibase_set_event_handler (ibase_events.c:341)
==5032==    by 0xF0C8C9: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:550)
==5032==    by 0xF16A03: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2336)
==5032==    by 0xF0A518: execute_ex (zend_vm_execute.h:363)
==5032==    by 0xF0B0AA: zend_execute (zend_vm_execute.h:388)
==5032==    by 0xEA69BC: zend_execute_scripts (zend.c:1327)
==5032==    by 0xDC914A: php_execute_script (main.c:2525)
==5032==    by 0x10908E9: do_cli (php_cli.c:994)
==5032==    by 0x1092096: main (php_cli.c:1378)
==5032== 

 

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