From ab6dd52d0f90dca6984f5c847d64e2d90e59c87a Mon Sep 17 00:00:00 2001
From: yang-19970325 <yangyang585@huawei.com>
Date: Tue, 9 Apr 2024 22:43:15 +0800
Subject: [PATCH] fixed 879d16a from
 https://gitee.com/yang-19970325/arkcompiler_toolchain/pulls/637 Fix
 PtTypesExceptionDetailsCreateFuzzTest Fail

Issue:#I9FBHD

Signed-off-by: yang-19970325 <yangyang585@huawei.com>
Change-Id: I39432a7d262bbdffd5cd08cc213da086392a0d95
---
 .../pttypesexceptiondetailscreate_fuzzer.cpp                 | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/test/fuzztest/pttypesexceptiondetailscreate_fuzzer/pttypesexceptiondetailscreate_fuzzer.cpp b/test/fuzztest/pttypesexceptiondetailscreate_fuzzer/pttypesexceptiondetailscreate_fuzzer.cpp
index 7996ae3d..1732fa11 100644
--- a/test/fuzztest/pttypesexceptiondetailscreate_fuzzer/pttypesexceptiondetailscreate_fuzzer.cpp
+++ b/test/fuzztest/pttypesexceptiondetailscreate_fuzzer/pttypesexceptiondetailscreate_fuzzer.cpp
@@ -30,7 +30,10 @@ namespace OHOS {
         if (size <= 0 || data == NULL) {
             return;
         }
-        cJSON* cjson = cJSON_ParseWithLength((const char*)data, size);
+        // if data: "{\"\":1,"
+        // cJSON_ParseWithLength will heap-buffer-overflow
+        // https://github.com/DaveGamble/cJSON/issues/804
+        cJSON* cjson = NULL;
         if (cjson != NULL) {
             PtJson pjson(cjson);
             auto details = ExceptionDetails::Create(pjson);
-- 
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