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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

==9105== Invalid read of size 8
==9105==    at 0x840E11: _php_ibase_event_block (ibase_events.c:106)
==9105==    by 0x8428D9: zif_ibase_set_event_handler (ibase_events.c:354)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105==  Address 0x15409c40 is 0 bytes after a block of size 32 alloc'd
==9105==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==9105==    by 0xE6C6D8: _emalloc (zend_alloc.c:2427)
==9105==    by 0x8424A4: zif_ibase_set_event_handler (ibase_events.c:343)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105== 
==9105== Invalid read of size 8
==9105==    at 0x840E65: _php_ibase_event_block (ibase_events.c:106)
==9105==    by 0x8428D9: zif_ibase_set_event_handler (ibase_events.c:354)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105==  Address 0x15409c18 is 8 bytes before a block of size 32 alloc'd
==9105==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==9105==    by 0xE6C6D8: _emalloc (zend_alloc.c:2427)
==9105==    by 0x8424A4: zif_ibase_set_event_handler (ibase_events.c:343)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105== 
==9105== Invalid read of size 8
==9105==    at 0x840E73: _php_ibase_event_block (ibase_events.c:106)
==9105==    by 0x8428D9: zif_ibase_set_event_handler (ibase_events.c:354)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105==  Address 0x15409c10 is 16 bytes before a block of size 32 alloc'd
==9105==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==9105==    by 0xE6C6D8: _emalloc (zend_alloc.c:2427)
==9105==    by 0x8424A4: zif_ibase_set_event_handler (ibase_events.c:343)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105== 
==9105== Invalid read of size 8
==9105==    at 0x840E81: _php_ibase_event_block (ibase_events.c:106)
==9105==    by 0x8428D9: zif_ibase_set_event_handler (ibase_events.c:354)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105==  Address 0x15409c08 is 24 bytes before a block of size 32 alloc'd
==9105==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==9105==    by 0xE6C6D8: _emalloc (zend_alloc.c:2427)
==9105==    by 0x8424A4: zif_ibase_set_event_handler (ibase_events.c:343)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105== 
==9105== Invalid read of size 8
==9105==    at 0x840E8F: _php_ibase_event_block (ibase_events.c:106)
==9105==    by 0x8428D9: zif_ibase_set_event_handler (ibase_events.c:354)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105==  Address 0x15409c00 is 32 bytes before a block of size 32 in arena "client"
==9105== 
==9105== Invalid read of size 8
==9105==    at 0x840E9D: _php_ibase_event_block (ibase_events.c:106)
==9105==    by 0x8428D9: zif_ibase_set_event_handler (ibase_events.c:354)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105==  Address 0x15409bf8 is 24 bytes after a block of size 16 in arena "client"
==9105== 
==9105== Invalid read of size 8
==9105==    at 0x840EAB: _php_ibase_event_block (ibase_events.c:106)
==9105==    by 0x8428D9: zif_ibase_set_event_handler (ibase_events.c:354)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105==  Address 0x15409bf0 is 16 bytes after a block of size 16 in arena "client"
==9105== 
==9105== Invalid read of size 8
==9105==    at 0x840EB9: _php_ibase_event_block (ibase_events.c:106)
==9105==    by 0x8428D9: zif_ibase_set_event_handler (ibase_events.c:354)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105==  Address 0x15409be8 is 16 bytes after a block of size 8 alloc'd
==9105==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==9105==    by 0xE6C6D8: _emalloc (zend_alloc.c:2427)
==9105==    by 0xE6C9D2: _safe_emalloc (zend_alloc.c:2583)
==9105==    by 0x84247A: zif_ibase_set_event_handler (ibase_events.c:341)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105== 
==9105== Invalid read of size 8
==9105==    at 0x840EC7: _php_ibase_event_block (ibase_events.c:106)
==9105==    by 0x8428D9: zif_ibase_set_event_handler (ibase_events.c:354)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105==  Address 0x15409be0 is 8 bytes after a block of size 8 alloc'd
==9105==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==9105==    by 0xE6C6D8: _emalloc (zend_alloc.c:2427)
==9105==    by 0xE6C9D2: _safe_emalloc (zend_alloc.c:2583)
==9105==    by 0x84247A: zif_ibase_set_event_handler (ibase_events.c:341)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105== 
==9105== Invalid read of size 8
==9105==    at 0x840EDC: _php_ibase_event_block (ibase_events.c:106)
==9105==    by 0x8428D9: zif_ibase_set_event_handler (ibase_events.c:354)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105==  Address 0x15409bd8 is 0 bytes after a block of size 8 alloc'd
==9105==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==9105==    by 0xE6C6D8: _emalloc (zend_alloc.c:2427)
==9105==    by 0xE6C9D2: _safe_emalloc (zend_alloc.c:2583)
==9105==    by 0x84247A: zif_ibase_set_event_handler (ibase_events.c:341)
==9105==    by 0xF304B4: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==9105==    by 0xF3C04A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==9105==    by 0xF2DF3A: execute_ex (zend_vm_execute.h:363)
==9105==    by 0xF2EADD: zend_execute (zend_vm_execute.h:388)
==9105==    by 0xEC2A33: zend_execute_scripts (zend.c:1341)
==9105==    by 0xDE05C1: php_execute_script (main.c:2613)
==9105==    by 0x107B1BA: do_cli (php_cli.c:994)
==9105==    by 0x107C967: main (php_cli.c:1378)
==9105== 

 

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