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Ignore unreasonably-sized replies from servers.
encode-servers
author
Carl Hetherington
<cth@carlh.net>
Wed, 25 Nov 2020 14:34:49 +0000
(15:34 +0100)
committer
Carl Hetherington
<cth@carlh.net>
Wed, 25 Nov 2020 14:35:05 +0000
(15:35 +0100)
src/lib/encode_server_finder.cc
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diff --git
a/src/lib/encode_server_finder.cc
b/src/lib/encode_server_finder.cc
index 08559c971d99e1bbe33204ed3698addfa7b234ba..b4dece8f1ca9945e6ccfc7ee27e9c148791b029b 100644
(file)
--- a/
src/lib/encode_server_finder.cc
+++ b/
src/lib/encode_server_finder.cc
@@
-226,6
+226,11
@@
EncodeServerFinder::handle_accept (boost::system::error_code ec, shared_ptr<Sock
socket->read (reinterpret_cast<uint8_t*> (&length), sizeof (uint32_t));
length = ntohl (length);
+ if (length > 32768) {
+ start_accept ();
+ return;
+ }
+
scoped_array<char> buffer (new char[length]);
socket->read (reinterpret_cast<uint8_t*> (buffer.get()), length);