Mercurial > dropbear

changeset 1815:5015c80808c5

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Use MAX_HOST_LEN for TCP forwarding requests (#121) tcpip-forward request can include hostname, which is later resolved by getaddrinfo() call. Dropbear incorrectly assumes tcpip-forward includes only IP(v4) address. Fix this.
author ValdikSS <iam@valdikss.org.ru>
date Thu, 18 Mar 2021 16:16:17 +0300
parents 1b160ed94749
children 96d573b40bb4
files svr-tcpfwd.c
diffstat 1 files changed, 2 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/svr-tcpfwd.c	Mon Mar 08 21:59:10 2021 +0800
+++ b/svr-tcpfwd.c	Thu Mar 18 16:16:17 2021 +0300
@@ -146,7 +146,7 @@
 	TRACE(("enter cancelremotetcp"))
 
 	bindaddr = buf_getstring(ses.payload, &addrlen);
-	if (addrlen > MAX_IP_LEN) {
+	if (addrlen > MAX_HOST_LEN) {
 		TRACE(("addr len too long: %d", addrlen))
 		goto out;
 	}
@@ -181,7 +181,7 @@
 	TRACE(("enter remotetcpreq"))
 
 	request_addr = buf_getstring(ses.payload, &addrlen);
-	if (addrlen > MAX_IP_LEN) {
+	if (addrlen > MAX_HOST_LEN) {
 		TRACE(("addr len too long: %d", addrlen))
 		goto out;
 	}