Fix null dereference error in param-filter

sabre-io · Jan 22, 2021 · 1eeecce · 1eeecce
1 parent facb099
commit 1eeecce
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/lib/CardDAV/Plugin.php b/lib/CardDAV/Plugin.php
@@ -587,7 +587,14 @@ protected function validateParamFilters(array $vProperties, array $filters, $tes
                 foreach ($vProperties as $vProperty) {
                     // If we got all the way here, we'll need to validate the
                     // text-match filter.
-                    $success = DAV\StringUtil::textMatch($vProperty[$filter['name']]->getValue(), $filter['text-match']['value'], $filter['text-match']['collation'], $filter['text-match']['match-type']);
+                    if (isset($vProperty[$filter['name']])) {
+                        $success = DAV\StringUtil::textMatch(
+                            $vProperty[$filter['name']]->getValue(),
+                            $filter['text-match']['value'],
+                            $filter['text-match']['collation'],
+                            $filter['text-match']['match-type']
+                        );
+                    }
                     if ($success) {
                         break;
                     }