diff --git a/src/core/lib/slice/slice.cc b/src/core/lib/slice/slice.cc
index c0e21648f7..331e54c45a 100644
--- a/src/core/lib/slice/slice.cc
+++ b/src/core/lib/slice/slice.cc
@@ -214,6 +214,7 @@ grpc_slice grpc_slice_from_moved_buffer(grpc_core::UniquePtr<char> p,
                                         size_t len) {
   uint8_t* ptr = reinterpret_cast<uint8_t*>(p.get());
   grpc_slice slice;
+  memset(&slice, 0, sizeof(grpc_slice));
   if (len <= sizeof(slice.data.inlined.bytes)) {
     slice.refcount = nullptr;
     slice.data.inlined.length = len;
diff --git a/src/core/lib/surface/server.cc b/src/core/lib/surface/server.cc
index d22b52ad6f..203112e87b 100644
--- a/src/core/lib/surface/server.cc
+++ b/src/core/lib/surface/server.cc
@@ -1230,7 +1230,7 @@ grpc_call_error queue_call_request(grpc_server* server, size_t cq_idx,
               GRPC_ERROR_CREATE_FROM_STATIC_STRING("Server Shutdown"));
     return GRPC_CALL_OK;
   }
-  RequestMatcherInterface* rm;
+  RequestMatcherInterface* rm = nullptr;
   switch (rc->type) {
     case BATCH_CALL:
       rm = server->unregistered_request_matcher;