From 853c495aedd1b1e820740e51c59b31c4d8dd390a Mon Sep 17 00:00:00 2001
From: wangmm0220 <wangmm0220@gmail.com>
Date: Mon, 24 Jul 2023 20:23:17 +0800
Subject: [PATCH] fix:heap over flow

---
 source/client/src/clientSml.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/source/client/src/clientSml.c b/source/client/src/clientSml.c
index 7492258d2e..d1278d371f 100644
--- a/source/client/src/clientSml.c
+++ b/source/client/src/clientSml.c
@@ -1410,8 +1410,8 @@ static int32_t smlInsertData(SSmlHandle *info) {
     memcpy(measure, tableData->sTableName, tableData->sTableNameLen);
     PROCESS_SLASH_IN_MEASUREMENT(measure, measureLen);
     smlStrReplace(measure, measureLen);
-
-    tstrncpy(pName.tname, measure, measureLen + 1);
+    memset(pName.tname, 0, TSDB_TABLE_NAME_LEN);
+    memcpy(pName.tname, measure, measureLen);
 
     if (info->pRequest->tableList == NULL) {
       info->pRequest->tableList = taosArrayInit(1, sizeof(SName));
-- 
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