From 355fcc350d1434d0d86df23dbd9ebbfc8e156855 Mon Sep 17 00:00:00 2001
From: "cai.zhang" <cai.zhang@zilliz.com>
Date: Sat, 4 Nov 2023 10:04:29 +0800
Subject: [PATCH] Check length before comparing strings (#28112)

Signed-off-by: Cai Zhang <cai.zhang@zilliz.com>
---
 internal/core/src/common/Utils.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/internal/core/src/common/Utils.h b/internal/core/src/common/Utils.h
index 2e8e245af0..a0166bd2df 100644
--- a/internal/core/src/common/Utils.h
+++ b/internal/core/src/common/Utils.h
@@ -77,6 +77,9 @@ GetDatasetLims(const DatasetPtr& dataset) {
 
 inline bool
 PrefixMatch(const std::string_view str, const std::string_view prefix) {
+    if (prefix.length() > str.length()) {
+        return false;
+    }
     auto ret = strncmp(str.data(), prefix.data(), prefix.length());
     if (ret != 0) {
         return false;