089afd78cb
Stefan Eissing
2025-10-07
Subject
socks: handle premature close
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lib/socks.c+7 -1
| @@ -254,8 +254,14 @@ static CURLproxycode socks_recv(struct socks_state *sx, | |
| curl_easy_strerror(result)); | |
| return CURLPX_RECV_CONNECT; | |
| } | |
| - | else if(!nread) /* EOF */ |
| + | else if(!nread) { /* EOF */ |
| + | if(Curl_bufq_len(&sx->iobuf) < min_bytes) { |
| + | failf(data, "Failed to receive SOCKS response, " |
| + | "proxy closed connection"); |
| + | return CURLPX_RECV_CONNECT; |
| + | } |
| break; | |
| + | } |
| } | |
| *done = TRUE; | |
| return CURLPX_OK; | |