[BUGFIX] Array access on null in ConditionMatcher

Resolves: #99088
Releases: main, 11.5
Change-Id: I67f799fdca4d736c36775d50b5ac753eba93ba52
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/76601


Tested-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Stefan Bürk <stefan@buerk.tech>
Reviewed-by: Stefan Bürk <stefan@buerk.tech>
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>

typo3/sysext/backend/Classes/Configuration/TypoScript/ConditionMatching/ConditionMatcher.php

@@ -144,7 +144,7 @@ class ConditionMatcher extends AbstractConditionMatcher
                 $pageId = $id;
             } else {
                 $record = BackendUtility::getRecordWSOL($table, abs($id), '*', '', false);
-                $pageId = (int)$record['pid'];
+                $pageId = (int)($record['pid'] ?? 0);
             }
         }
         return $pageId;