From f9405b35d3d27ead229a9f433528acd052356997 Mon Sep 17 00:00:00 2001
From: Hongze Cheng <hzcheng@taosdata.com>
Date: Mon, 14 Oct 2024 14:21:38 +0800
Subject: [PATCH] fix: add tag length check in stmt

---
 source/libs/parser/src/parInsertStmt.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/source/libs/parser/src/parInsertStmt.c b/source/libs/parser/src/parInsertStmt.c
index 500d0e213e..ee61611bf2 100644
--- a/source/libs/parser/src/parInsertStmt.c
+++ b/source/libs/parser/src/parInsertStmt.c
@@ -218,6 +218,10 @@ int32_t qBindStmtTagsValue(void* pBlock, void* boundTags, int64_t suid, const ch
       } else {
         memcpy(&val.i64, bind[c].buffer, colLen);
       }
+      if (IS_VAR_DATA_TYPE(pTagSchema->type) && val.nData > pTagSchema->bytes) {
+        code = TSDB_CODE_PAR_VALUE_TOO_LONG;
+        goto end;
+      }
       if (NULL == taosArrayPush(pTagArray, &val)) {
         code = terrno;
         goto end;
@@ -566,6 +570,10 @@ int32_t qBindStmtTagsValue2(void* pBlock, void* boundTags, int64_t suid, const c
       } else {
         memcpy(&val.i64, bind[c].buffer, colLen);
       }
+      if (IS_VAR_DATA_TYPE(pTagSchema->type) && val.nData > pTagSchema->bytes) {
+        code = TSDB_CODE_PAR_VALUE_TOO_LONG;
+        goto end;
+      }
       if (NULL == taosArrayPush(pTagArray, &val)) {
         code = terrno;
         goto end;