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- djm@cvs.openbsd.org 2014/02/06 22:21:01 

[sshconnect.c]
     in ssh_create_socket(), only do the getaddrinfo for BindAddress when
     BindAddress is actually specified. Fixes regression in 6.5 for
     UsePrivilegedPort=yes; patch from Corinna Vinschen
This commit is contained in:
Damien Miller 2014-02-07 09:24:33 +11:00
parent 6ce35b6cc4
commit d1a7a9c0fd
2 changed files with 23 additions and 15 deletions
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5
ChangeLog
View File

@ -4,6 +4,11 @@
[ssh-keygen.1 ssh-keygen.c]
tweak synopsis: calling ssh-keygen without any arguments is fine; ok jmc@
while here, fix ordering in usage(); requested by jmc@
- djm@cvs.openbsd.org 2014/02/06 22:21:01
[sshconnect.c]
in ssh_create_socket(), only do the getaddrinfo for BindAddress when
BindAddress is actually specified. Fixes regression in 6.5 for
UsePrivilegedPort=yes; patch from Corinna Vinschen
20140206
- (dtucker) [openbsd-compat/bsd-poll.c] Don't bother checking for non-NULL

33
sshconnect.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: sshconnect.c,v 1.245 2014/02/02 03:44:31 djm Exp $ */
/* $OpenBSD: sshconnect.c,v 1.246 2014/02/06 22:21:01 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -269,7 +269,7 @@ static int
ssh_create_socket(int privileged, struct addrinfo *ai)
{
int sock, r, gaierr;
struct addrinfo hints, *res;
struct addrinfo hints, *res = NULL;
sock = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
if (sock < 0) {
@ -282,17 +282,19 @@ ssh_create_socket(int privileged, struct addrinfo *ai)
if (options.bind_address == NULL && !privileged)
return sock;
memset(&hints, 0, sizeof(hints));
hints.ai_family = ai->ai_family;
hints.ai_socktype = ai->ai_socktype;
hints.ai_protocol = ai->ai_protocol;
hints.ai_flags = AI_PASSIVE;
gaierr = getaddrinfo(options.bind_address, NULL, &hints, &res);
if (gaierr) {
error("getaddrinfo: %s: %s", options.bind_address,
ssh_gai_strerror(gaierr));
close(sock);
return -1;
if (options.bind_address) {
memset(&hints, 0, sizeof(hints));
hints.ai_family = ai->ai_family;
hints.ai_socktype = ai->ai_socktype;
hints.ai_protocol = ai->ai_protocol;
hints.ai_flags = AI_PASSIVE;
gaierr = getaddrinfo(options.bind_address, NULL, &hints, &res);
if (gaierr) {
error("getaddrinfo: %s: %s", options.bind_address,
ssh_gai_strerror(gaierr));
close(sock);
return -1;
}
}
/*
* If we are running as root and want to connect to a privileged
@ -300,7 +302,7 @@ ssh_create_socket(int privileged, struct addrinfo *ai)
*/
if (privileged) {
PRIV_START;
r = bindresvport_sa(sock, res->ai_addr);
r = bindresvport_sa(sock, res ? res->ai_addr : NULL);
PRIV_END;
if (r < 0) {
error("bindresvport_sa: af=%d %s", ai->ai_family,
@ -317,7 +319,8 @@ ssh_create_socket(int privileged, struct addrinfo *ai)
return -1;
}
}
freeaddrinfo(res);
if (res != NULL)
freeaddrinfo(res);
return sock;
}