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authorLoïc Hoguin <[email protected]>2018-02-28 16:18:29 +0100
committerLoïc Hoguin <[email protected]>2018-02-28 16:18:29 +0100
commit19054e40e04e3f3012963c3229033c69d4973388 (patch)
treee5cbd2b9b97a47d6c4b4a8cd2acccfb1973586a7 /src
parente23e12287ab0557444c676c8f6c3c27db3427659 (diff)
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Fix crash in cowboy_http2 when content-length is invalid
Diffstat (limited to 'src')
-rw-r--r--src/cowboy_http2.erl25
1 files changed, 14 insertions, 11 deletions
diff --git a/src/cowboy_http2.erl b/src/cowboy_http2.erl
index 54cd5c8..6399346 100644
--- a/src/cowboy_http2.erl
+++ b/src/cowboy_http2.erl
@@ -927,24 +927,27 @@ headers_to_map([{Name, Value}|Tail], Acc0) ->
end,
headers_to_map(Tail, Acc).
-stream_req_init(State=#state{ref=Ref, peer=Peer, sock=Sock, cert=Cert},
- StreamID, IsFin, Headers, #{method := Method, scheme := Scheme,
- authority := Authority, path := PathWithQs}) ->
- BodyLength = case Headers of
+stream_req_init(State, StreamID, IsFin, Headers, PseudoHeaders) ->
+ case Headers of
_ when IsFin =:= fin ->
- 0;
+ stream_req_init(State, StreamID, IsFin, Headers, PseudoHeaders, 0);
#{<<"content-length">> := <<"0">>} ->
- 0;
+ stream_req_init(State, StreamID, IsFin, Headers, PseudoHeaders, 0);
#{<<"content-length">> := BinLength} ->
try
- cow_http_hd:parse_content_length(BinLength)
+ stream_req_init(State, StreamID, IsFin, Headers, PseudoHeaders,
+ cow_http_hd:parse_content_length(BinLength))
catch _:_ ->
- terminate(State, {stream_error, StreamID, protocol_error,
- 'The content-length header is invalid. (RFC7230 3.3.2)'})
+ stream_malformed(State, StreamID,
+ 'The content-length header is invalid. (RFC7230 3.3.2)')
end;
_ ->
- undefined
- end,
+ stream_req_init(State, StreamID, IsFin, Headers, PseudoHeaders, undefined)
+ end.
+
+stream_req_init(State=#state{ref=Ref, peer=Peer, sock=Sock, cert=Cert},
+ StreamID, IsFin, Headers, #{method := Method, scheme := Scheme,
+ authority := Authority, path := PathWithQs}, BodyLength) ->
try cow_http_hd:parse_host(Authority) of
{Host, Port} ->
try cow_http:parse_fullpath(PathWithQs) of