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Ignore malformed identd queries

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fix #3422
This commit is contained in:
louiz’
2020-02-25 23:07:26 +01:00
parent 23f3f48b4a
commit 5fbd900fd6
1 changed files with 4 additions and 2 deletions
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src/identd/identd_socket.cpp
+4 -2
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@@ -25,10 +25,12 @@ void IdentdSocket::parse_in_buffer(const std::size_t)
std::istringstream line(this->in_buf.substr(0, line_end)); std::istringstream line(this->in_buf.substr(0, line_end));
this->consume_in_buffer(line_end + 1); this->consume_in_buffer(line_end + 1);
uint16_t local_port; uint16_t local_port{};
uint16_t remote_port; uint16_t remote_port{};
char sep; char sep;
line >> local_port >> sep >> remote_port; line >> local_port >> sep >> remote_port;
if (line.fail()) // Data did not match the expected format, ignore the line entirely
continue;
const auto& xmpp = this->server.get_biboumi_component(); const auto& xmpp = this->server.get_biboumi_component();
auto response = this->generate_answer(xmpp, local_port, remote_port); auto response = this->generate_answer(xmpp, local_port, remote_port);