From 59123c328345f434438eab69a00de1bb74045421 Mon Sep 17 00:00:00 2001
From: zhangyouyou <zhangyouyou2@huawei.com>
Date: Wed, 9 Apr 2025 17:03:22 +0800
Subject: [PATCH] timer double free

[Bug]: timer double free
https://gitee.com/openharmony/commonlibrary_ets_utils/issues/IBYWO0

Signed-off-by: zhangyouyou <zhangyouyou2@huawei.com>
---
 js_sys_module/timer/sys_timer.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/js_sys_module/timer/sys_timer.cpp b/js_sys_module/timer/sys_timer.cpp
index 802afcb1..364665fc 100755
--- a/js_sys_module/timer/sys_timer.cpp
+++ b/js_sys_module/timer/sys_timer.cpp
@@ -189,7 +189,10 @@ void Timer::TimerCallback(uv_timer_t* handle)
 
     napi_call_function(env, undefinedValue, callback,
                        callbackInfo->argc_, callbackArgv, &callbackResult);
-    Helper::CloseHelp::DeletePointer(callbackArgv, true);
+    {
+        std::lock_guard<std::mutex> lock(timeLock);
+        Helper::CloseHelp::DeletePointer(callbackArgv, true);
+    }
     if (Helper::NapiHelper::IsExceptionPending(env)) {
         HILOG_ERROR("Pending exception in TimerCallback. Triggering HandleUncaughtException");
         reinterpret_cast<NativeEngine*>(env)->HandleUncaughtException();
-- 
Gitee