diff options
Diffstat (limited to 'eth/protocol.go')
| -rw-r--r-- | eth/protocol.go | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/eth/protocol.go b/eth/protocol.go index e32ea233b..a0ab177cd 100644 --- a/eth/protocol.go +++ b/eth/protocol.go @@ -185,7 +185,10 @@ func (self *ethProtocol) handle() error { if err := msg.Decode(&txs); err != nil { return self.protoError(ErrDecode, "msg %v: %v", msg, err) } - for _, tx := range txs { + for i, tx := range txs { + if tx == nil { + return self.protoError(ErrDecode, "transaction %d is nil", i) + } jsonlogger.LogJson(&logger.EthTxReceived{ TxHash: tx.Hash().Hex(), RemoteId: self.peer.ID().String(), @@ -268,6 +271,9 @@ func (self *ethProtocol) handle() error { return self.protoError(ErrDecode, "msg %v: %v", msg, err) } } + if err := block.ValidateFields(); err != nil { + return self.protoError(ErrDecode, "block validation %v: %v", msg, err) + } self.blockPool.AddBlock(&block, self.id) } @@ -276,6 +282,9 @@ func (self *ethProtocol) handle() error { if err := msg.Decode(&request); err != nil { return self.protoError(ErrDecode, "%v: %v", msg, err) } + if err := request.Block.ValidateFields(); err != nil { + return self.protoError(ErrDecode, "block validation %v: %v", msg, err) + } hash := request.Block.Hash() _, chainHead, _ := self.chainManager.Status() |