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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

==7712== Invalid read of size 8
==7712==    at 0x7E234D: _php_ibase_event_block (ibase_events.c:106)
==7712==    by 0x7E3E15: zif_ibase_set_event_handler (ibase_events.c:354)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712==  Address 0x15437490 is 0 bytes after a block of size 32 alloc'd
==7712==    at 0x4C27AFA: malloc (vg_replace_malloc.c:291)
==7712==    by 0xE08B10: _emalloc (zend_alloc.c:2427)
==7712==    by 0x7E39E0: zif_ibase_set_event_handler (ibase_events.c:343)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712== 
==7712== Invalid read of size 8
==7712==    at 0x7E23A1: _php_ibase_event_block (ibase_events.c:106)
==7712==    by 0x7E3E15: zif_ibase_set_event_handler (ibase_events.c:354)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712==  Address 0x15437468 is 8 bytes before a block of size 32 alloc'd
==7712==    at 0x4C27AFA: malloc (vg_replace_malloc.c:291)
==7712==    by 0xE08B10: _emalloc (zend_alloc.c:2427)
==7712==    by 0x7E39E0: zif_ibase_set_event_handler (ibase_events.c:343)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712== 
==7712== Invalid read of size 8
==7712==    at 0x7E23AF: _php_ibase_event_block (ibase_events.c:106)
==7712==    by 0x7E3E15: zif_ibase_set_event_handler (ibase_events.c:354)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712==  Address 0x15437460 is 16 bytes before a block of size 32 alloc'd
==7712==    at 0x4C27AFA: malloc (vg_replace_malloc.c:291)
==7712==    by 0xE08B10: _emalloc (zend_alloc.c:2427)
==7712==    by 0x7E39E0: zif_ibase_set_event_handler (ibase_events.c:343)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712== 
==7712== Invalid read of size 8
==7712==    at 0x7E23BD: _php_ibase_event_block (ibase_events.c:106)
==7712==    by 0x7E3E15: zif_ibase_set_event_handler (ibase_events.c:354)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712==  Address 0x15437458 is 24 bytes before a block of size 32 alloc'd
==7712==    at 0x4C27AFA: malloc (vg_replace_malloc.c:291)
==7712==    by 0xE08B10: _emalloc (zend_alloc.c:2427)
==7712==    by 0x7E39E0: zif_ibase_set_event_handler (ibase_events.c:343)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712== 
==7712== Invalid read of size 8
==7712==    at 0x7E23CB: _php_ibase_event_block (ibase_events.c:106)
==7712==    by 0x7E3E15: zif_ibase_set_event_handler (ibase_events.c:354)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712==  Address 0x15437450 is not stack'd, malloc'd or (recently) free'd
==7712== 
==7712== Invalid read of size 8
==7712==    at 0x7E23D9: _php_ibase_event_block (ibase_events.c:106)
==7712==    by 0x7E3E15: zif_ibase_set_event_handler (ibase_events.c:354)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712==  Address 0x15437448 is not stack'd, malloc'd or (recently) free'd
==7712== 
==7712== Invalid read of size 8
==7712==    at 0x7E23E7: _php_ibase_event_block (ibase_events.c:106)
==7712==    by 0x7E3E15: zif_ibase_set_event_handler (ibase_events.c:354)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712==  Address 0x15437440 is not stack'd, malloc'd or (recently) free'd
==7712== 
==7712== Invalid read of size 8
==7712==    at 0x7E23F5: _php_ibase_event_block (ibase_events.c:106)
==7712==    by 0x7E3E15: zif_ibase_set_event_handler (ibase_events.c:354)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712==  Address 0x15437438 is 16 bytes after a block of size 8 alloc'd
==7712==    at 0x4C27AFA: malloc (vg_replace_malloc.c:291)
==7712==    by 0xE08B10: _emalloc (zend_alloc.c:2427)
==7712==    by 0xE08E0A: _safe_emalloc (zend_alloc.c:2583)
==7712==    by 0x7E39B6: zif_ibase_set_event_handler (ibase_events.c:341)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712== 
==7712== Invalid read of size 8
==7712==    at 0x7E2403: _php_ibase_event_block (ibase_events.c:106)
==7712==    by 0x7E3E15: zif_ibase_set_event_handler (ibase_events.c:354)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712==  Address 0x15437430 is 8 bytes after a block of size 8 alloc'd
==7712==    at 0x4C27AFA: malloc (vg_replace_malloc.c:291)
==7712==    by 0xE08B10: _emalloc (zend_alloc.c:2427)
==7712==    by 0xE08E0A: _safe_emalloc (zend_alloc.c:2583)
==7712==    by 0x7E39B6: zif_ibase_set_event_handler (ibase_events.c:341)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712== 
==7712== Invalid read of size 8
==7712==    at 0x7E2418: _php_ibase_event_block (ibase_events.c:106)
==7712==    by 0x7E3E15: zif_ibase_set_event_handler (ibase_events.c:354)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712==  Address 0x15437428 is 0 bytes after a block of size 8 alloc'd
==7712==    at 0x4C27AFA: malloc (vg_replace_malloc.c:291)
==7712==    by 0xE08B10: _emalloc (zend_alloc.c:2427)
==7712==    by 0xE08E0A: _safe_emalloc (zend_alloc.c:2583)
==7712==    by 0x7E39B6: zif_ibase_set_event_handler (ibase_events.c:341)
==7712==    by 0xECB1ED: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7712==    by 0xED6CCE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2595)
==7712==    by 0xEC8C79: execute_ex (zend_vm_execute.h:363)
==7712==    by 0xEC981C: zend_execute (zend_vm_execute.h:388)
==7712==    by 0xE5E883: zend_execute_scripts (zend.c:1344)
==7712==    by 0xD7D28D: php_execute_script (main.c:2584)
==7712==    by 0x101123E: do_cli (php_cli.c:994)
==7712==    by 0x10129EB: main (php_cli.c:1378)
==7712== 

 

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