Fix Null Pointer Dereference in TCP Packet Handling

project-chip · Dec 6, 2024 · 404db44 · 404db44
1 parent 9e671ad
commit 404db44
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/transport/raw/TCP.cpp b/src/transport/raw/TCP.cpp
@@ -344,6 +344,7 @@ CHIP_ERROR TCPBase::ProcessReceivedBuffer(Inet::TCPEndPoint * endPoint, const Pe
             return CHIP_NO_ERROR;
         }
         state->mReceived.Consume(kPacketSizeBytes);
+        VerifyOrReturnError(!state->mReceived.IsNull(), CHIP_ERROR_MESSAGE_INCOMPLETE);
         ReturnErrorOnFailure(ProcessSingleMessage(peerAddress, state, messageSize));
     }