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Merge pull request #3878 from Eelis/master

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Problem: out-of-bounds array access in socket_poller::check_events.
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Luca Boccassi 2020-04-20 12:50:41 +01:00 committed by GitHub
commit a525323757
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1 changed files with 2 additions and 2 deletions
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src/socket_poller.cpp
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@ -443,9 +443,9 @@ int zmq::socket_poller_t::check_events (zmq::socket_poller_t::event_t *events_,
} }
// Else, the poll item is a raw file descriptor, simply convert // Else, the poll item is a raw file descriptor, simply convert
// the events to zmq_pollitem_t-style format. // the events to zmq_pollitem_t-style format.
else { else if (it->events) {
#if defined ZMQ_POLL_BASED_ON_POLL #if defined ZMQ_POLL_BASED_ON_POLL
zmq_assert (it->pollfd_index >= 0);
const short revents = _pollfds[it->pollfd_index].revents; const short revents = _pollfds[it->pollfd_index].revents;
short events = 0; short events = 0;