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fix: tweak

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This commit is contained in:
Toby 2023-10-19 19:30:45 -07:00
parent d513ae115b
commit 131306b72b
1 changed files with 3 additions and 2 deletions
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5
core/internal/protocol/proxy.go
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@ -212,8 +212,9 @@ func ParseUDPMessage(msg []byte) (*UDPMessage, error) {
return nil, errors.ProtocolError{Message: "invalid address length"} return nil, errors.ProtocolError{Message: "invalid address length"}
} }
bs := buf.Bytes() bs := buf.Bytes()
if len(bs) < int(lAddr) { if len(bs) <= int(lAddr) {
return nil, errors.ProtocolError{Message: "message length mismatch"} // We use <= instead of < here as we expect at least one byte of data after the address
return nil, errors.ProtocolError{Message: "invalid message length"}
} }
m.Addr = string(bs[:lAddr]) m.Addr = string(bs[:lAddr])
m.Data = bs[lAddr:] m.Data = bs[lAddr:]