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authordjm@openbsd.org <djm@openbsd.org>2016-07-23 04:54:08 +0200
committerDamien Miller <djm@mindrot.org>2016-07-23 05:24:20 +0200
commit368dd977ae07afb93f4ecea23615128c95ab2b32 (patch)
treed9cd0363221507431fdc7c4008dfe87f38c1ff4b /clientloop.c
parentupstream commit (diff)
downloadopenssh-368dd977ae07afb93f4ecea23615128c95ab2b32.tar.xz
openssh-368dd977ae07afb93f4ecea23615128c95ab2b32.zip
upstream commit
fix pledge violation with ssh -f; reported by Valentin Kozamernik ok dtucker@ Upstream-ID: a61db7988db88d9dac3c4dd70e18876a8edf84aa
Diffstat (limited to 'clientloop.c')
-rw-r--r--clientloop.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/clientloop.c b/clientloop.c
index 2272f24cb..2c44f5d19 100644
--- a/clientloop.c
+++ b/clientloop.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: clientloop.c,v 1.285 2016/07/11 21:38:13 tb Exp $ */
+/* $OpenBSD: clientloop.c,v 1.286 2016/07/23 02:54:08 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -123,6 +123,9 @@ extern int stdin_null_flag;
/* Flag indicating that no shell has been requested */
extern int no_shell_flag;
+/* Flag indicating that ssh should daemonise after authentication is complete */
+extern int fork_after_authentication_flag;
+
/* Control socket */
extern int muxserver_sock; /* XXX use mux_client_cleanup() instead */
@@ -1510,7 +1513,7 @@ client_loop(int have_pty, int escape_char_arg, int ssh2_chan_id)
debug("Entering interactive session.");
if (options.control_master &&
- ! option_clear_or_none(options.control_path)) {
+ !option_clear_or_none(options.control_path)) {
debug("pledge: id");
if (pledge("stdio rpath wpath cpath unix inet dns recvfd proc exec id tty",
NULL) == -1)
@@ -1528,7 +1531,8 @@ client_loop(int have_pty, int escape_char_arg, int ssh2_chan_id)
NULL) == -1)
fatal("%s pledge(): %s", __func__, strerror(errno));
- } else if (! option_clear_or_none(options.proxy_command)) {
+ } else if (!option_clear_or_none(options.proxy_command) ||
+ fork_after_authentication_flag) {
debug("pledge: proc");
if (pledge("stdio cpath unix inet dns proc tty", NULL) == -1)
fatal("%s pledge(): %s", __func__, strerror(errno));