From f8efb6e98bd99e544542e0060d621109ef2bdefb Mon Sep 17 00:00:00 2001 From: Kuntal Ghosh Date: Tue, 7 Jun 2022 22:24:55 +0530 Subject: [PATCH] Fix terminating condition while fetching the replication worker status While fetching the replication worker status in pg_stat_get_subscription, we're accessing invalid memory resulting to random crash. --- src/backend/replication/logical/launcher.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/backend/replication/logical/launcher.c b/src/backend/replication/logical/launcher.c index bd5f78cf9a..2bdab53e19 100644 --- a/src/backend/replication/logical/launcher.c +++ b/src/backend/replication/logical/launcher.c @@ -935,7 +935,7 @@ pg_stat_get_subscription(PG_FUNCTION_ARGS) /* Make sure we get consistent view of the workers. */ LWLockAcquire(LogicalRepWorkerLock, LW_SHARED); - for (i = 0; i <= max_logical_replication_workers; i++) + for (i = 0; i < max_logical_replication_workers; i++) { /* for each row */ Datum values[PG_STAT_GET_SUBSCRIPTION_COLS]; -- 2.27.0