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Fix segfault raise by bad from_xml callback #18119

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Fix segfault raise by bad from_xml callback #18119

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3 changes: 3 additions & 0 deletions ext/soap/php_packet_soap.c
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Original file line number Diff line number Diff line change
Expand Up @@ -192,13 +192,15 @@ int parse_packet_soap(zval *this_ptr, char *buffer, int buffer_size, sdlFunction
if (tmp != NULL && tmp->children != NULL) {
zval zv;
master_to_zval(&zv, get_conversion(IS_STRING), tmp);
convert_to_string(&zv)
faultstring = Z_STR(zv);
}

tmp = get_node(fault->children, "faultactor");
if (tmp != NULL && tmp->children != NULL) {
zval zv;
master_to_zval(&zv, get_conversion(IS_STRING), tmp);
convert_to_string(&zv)
faultactor = Z_STR(zv);
}

Expand All @@ -222,6 +224,7 @@ int parse_packet_soap(zval *this_ptr, char *buffer, int buffer_size, sdlFunction
if (tmp != NULL && tmp->children != NULL) {
zval zv;
master_to_zval(&zv, get_conversion(IS_STRING), tmp);
convert_to_string(&zv)
faultstring = Z_STR(zv);
}
}
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48 changes: 48 additions & 0 deletions ext/soap/tests/bugs/bug66049.phpt
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Original file line number Diff line number Diff line change
@@ -0,0 +1,48 @@
--TEST--
Fix #66049 Typemap can break parsing in parse_packet_soap leading to a segfault
--EXTENSIONS--
soap
--INI--
soap.wsdl_cache_enabled=0
--FILE--
<?php
function soap_string_from_xml($str)
{
echo "soap_string_from_xml\n";

// Should return an string
return 2.3;
}

class TestSoapClient extends SoapClient {
function __doRequest($request, $location, $action, $version, $one_way = 0): ?string {
$res='<?xml version="1.0" encoding="UTF-8"?>
<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/">
<SOAP-ENV:Body>
<SOAP-ENV:Fault><faultcode>SOAP-ENV:Server</faultcode><faultstring>not present</faultstring>
</SOAP-ENV:Fault></SOAP-ENV:Body></SOAP-ENV:Envelope>';
return $res;
}
}

try {
$client=new TestSoapClient(null, [
'uri' => 'test://',
'location' => 'test://',
'typemap' => [[
"type_ns" => "http://www.w3.org/2001/XMLSchema",
"type_name" => "string",
"from_xml" => "soap_string_from_xml"
]]]);
$client->Mist("");
} catch (SoapFault $e) {
var_dump($e->faultstring);
var_dump($e->faultcode);
}
?>
Done
--EXPECT--
soap_string_from_xml
string(3) "2.3"
string(15) "SOAP-ENV:Server"
Done
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