diff --git a/onnxruntime/core/providers/cpu/quantization/qlinearconv.cc b/onnxruntime/core/providers/cpu/quantization/qlinearconv.cc
index af85dddfb6..36f2f76cfa 100644
--- a/onnxruntime/core/providers/cpu/quantization/qlinearconv.cc
+++ b/onnxruntime/core/providers/cpu/quantization/qlinearconv.cc
@@ -644,6 +644,7 @@ Status QLinearConv<ActType>::Compute(OpKernelContext* context) const {
       group_col_buffer_size += MLAS_SYMM_QGEMM_BUF_OVERRUN;
       auto* col_data = alloc->Alloc(SafeInt<size_t>(sizeof(ActType)) * group_col_buffer_size);
       col_buffer = BufferUniquePtr(col_data, BufferDeleter(alloc));
+      memset(col_data, 0, SafeInt<size_t>(sizeof(ActType)) * group_col_buffer_size);
     }
   }
   if (use_indirection_buffer) {
diff --git a/onnxruntime/core/session/inference_session.h b/onnxruntime/core/session/inference_session.h
index 3318e89c11..996011da43 100644
--- a/onnxruntime/core/session/inference_session.h
+++ b/onnxruntime/core/session/inference_session.h
@@ -713,7 +713,7 @@ class InferenceSession {
   DataTransferManager data_transfer_mgr_;
 
   // Number of concurrently running executors
-  std::atomic<int> current_num_runs_;
+  std::atomic<int> current_num_runs_ = 0;
 
   mutable onnxruntime::OrtMutex session_mutex_;  // to ensure only one thread can invoke Load/Initialize
   bool is_model_loaded_ = false;                 // GUARDED_BY(session_mutex_)