Core and composer updates

web/vendor/symfony/validator/Constraints/EmailValidator.php

@@ -93,7 +93,7 @@ class EmailValidator extends ConstraintValidator
             return;
         }
 
-        $host = substr($value, strrpos($value, '@') + 1);
+        $host = (string) substr($value, strrpos($value, '@') + 1);
 
         // Check for host DNS resource records
         if ($constraint->checkMX) {
@@ -138,7 +138,7 @@ class EmailValidator extends ConstraintValidator
      */
     private function checkMX($host)
     {
-        return checkdnsrr($host, 'MX');
+        return '' !== $host && checkdnsrr($host, 'MX');
     }
 
     /**
@@ -150,6 +150,6 @@ class EmailValidator extends ConstraintValidator
      */
     private function checkHost($host)
     {
-        return $this->checkMX($host) || (checkdnsrr($host, 'A') || checkdnsrr($host, 'AAAA'));
+        return '' !== $host && ($this->checkMX($host) || (checkdnsrr($host, 'A') || checkdnsrr($host, 'AAAA')));
     }
 }

web/vendor/symfony/validator/Constraints/UrlValidator.php

@@ -82,7 +82,7 @@ class UrlValidator extends ConstraintValidator
         if ($constraint->checkDNS) {
             $host = parse_url($value, PHP_URL_HOST);
 
-            if (!checkdnsrr($host, 'ANY')) {
+            if (!is_string($host) || !checkdnsrr($host, 'ANY')) {
                 if ($this->context instanceof ExecutionContextInterface) {
                     $this->context->buildViolation($constraint->dnsMessage)
                         ->setParameter('{{ value }}', $this->formatValue($host))

web/vendor/symfony/validator/Validator.php

@@ -151,7 +151,7 @@ class Validator implements ValidatorInterface, Mapping\Factory\MetadataFactoryIn
                 ? '"'.$containingValue.'"'
                 : 'the value of type '.gettype($containingValue);
 
-            throw new ValidatorException(sprintf('The metadata for '.$valueAsString.' does not support properties.'));
+            throw new ValidatorException(sprintf('The metadata for %s does not support properties.', $valueAsString));
         }
 
         // If $containingValue is passed as class name, take $value as root

web/vendor/symfony/validator/phpunit.xml.dist

@@ -5,6 +5,8 @@
          backupGlobals="false"
          colors="true"
          bootstrap="vendor/autoload.php"
+         failOnRisky="true"
+         failOnWarning="true"
 >
     <php>
         <ini name="error_reporting" value="-1" />