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Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.

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This commit is contained in:
Sergey Kandaurov 2020-06-05 20:59:26 +03:00
parent facf59bd86
commit d423541360
1 changed files with 12 additions and 0 deletions
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12
src/event/ngx_event_quic.c
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@ -2598,12 +2598,24 @@ ngx_quic_handle_stream_frame(ngx_connection_t *c, ngx_quic_header_t *pkt,
qc = c->quic;
f = &frame->u.stream;
if ((f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL)
&& (f->stream_id & NGX_QUIC_STREAM_SERVER_INITIATED))
{
qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR;
return NGX_ERROR;
}
sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id);
if (sn == NULL) {
ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0,
"quic stream id 0x%xi is new", f->stream_id);
if (f->stream_id & NGX_QUIC_STREAM_SERVER_INITIATED) {
qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR;
return NGX_ERROR;
}
n = (f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL)
? qc->tp.initial_max_stream_data_uni
: qc->tp.initial_max_stream_data_bidi_remote;