[openssh-commits] [openssh] 01/01: upstream: warn when the user specifies a ForwardAgent path that does

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djm pushed a commit to branch master
in repository openssh.

commit c3b1636770785cc2830dedd0f22ef7d3d3491d6d
Author: djm at openbsd.org <djm at openbsd.org>
Date:   Tue Feb 23 00:05:31 2021 +0000

    upstream: warn when the user specifies a ForwardAgent path that does
    
    not exist and exit if ExitOnForwardFailure is set; bz3264
    
    OpenBSD-Commit-ID: 72f7875865e723e464c71bf8692e83110699bf26
---
 ssh.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/ssh.c b/ssh.c
index 220d2080..53330da5 100644
--- a/ssh.c
+++ b/ssh.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh.c,v 1.551 2021/02/15 20:43:15 markus Exp $ */
+/* $OpenBSD: ssh.c,v 1.552 2021/02/23 00:05:31 djm Exp $ */
 /*
  * Author: Tatu Ylonen <ylo at cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo at cs.hut.fi>, Espoo, Finland
@@ -1419,6 +1419,12 @@ main(int ac, char **av)
 		free(p);
 		free(options.forward_agent_sock_path);
 		options.forward_agent_sock_path = cp;
+		if (stat(options.forward_agent_sock_path, &st) != 0) {
+			error("Cannot forward agent socket path \"%s\": %s",
+			    options.forward_agent_sock_path, strerror(errno));
+			if (options.exit_on_forward_failure)
+				cleanup_exit(255);
+		}
 	}
 
 	if (options.num_system_hostfiles > 0 &&

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