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-rw-r--r--src/net.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/net.cpp b/src/net.cpp
index 3c3666615e..d9f470b9e4 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -523,6 +523,11 @@ bool CNode::ReceiveMsgBytes(const char *pch, unsigned int nBytes)
if (handled < 0)
return false;
+ if (msg.in_data && msg.hdr.nMessageSize > MAX_PROTOCOL_MESSAGE_LENGTH) {
+ LogPrint("net", "Oversized message from peer=%i, disconnecting", GetId());
+ return false;
+ }
+
pch += handled;
nBytes -= handled;