acassis commented on code in PR #21337:
URL: https://github.com/apache/nuttx/pull/21337#discussion_r4437166641
##########
net/inet/inet_sockif.c:
##########
@@ -1856,6 +1857,13 @@ static ssize_t inet_sendmsg(FAR struct socket *psock,
end = &msg->msg_iov[msg->msg_iovlen];
for (len = 0, iov = msg->msg_iov; iov != end; iov++)
{
+ /* The sum of the iov_len values must fit in an ssize_t */
+
+ if (iov->iov_len > SSIZE_MAX - len)
+ {
Review Comment:
@casaroli please add:
nwarn("WARNING: the message don't fit on IOV memory!\n");
This way will be easy to find where the issue is happening during the debug
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