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@@ -3908,6 +3908,15 @@ EConnectStatus srt::CUDT::craftKmResponse(uint32_t* aw_kmdata, size_t& w_kmdatas
3908 3908
int hs_flags = SrtHSRequest::SRT_HSTYPE_HSFLAGS::unwrap(m_ConnRes.m_iType);
3909 3909
if (IsSet(hs_flags, CHandShake::HS_EXT_KMREQ))
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{
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// m_pCryptoControl can be NULL if the socket has been closed already. See issue #2231.
3912 +
if (!m_pCryptoControl)
3913 +
{
3914 +
m_RejectReason = SRT_REJ_IPE;
3915 +
LOGC(cnlog.Error, log << "IPE: craftKmResponse needs to send KM, but CryptoControl does not exist."
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<< " Socket state: connected=" << boolalpha << m_bConnected << ", connecting=" << m_bConnecting
3917 +
<< ", broken=" << m_bBroken << ", opened " << m_bOpened << ", closing=" << m_bClosing << ".");
3918 +
return CONN_REJECT;
3919 +
}
3911 3920
// This is a periodic handshake update, so you need to extract the KM data from the
3912 3921
// first message, provided that it is there.
3913 3922
size_t msgsize = m_pCryptoControl->getKmMsg_size(0);
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