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From e39bf0e814394fb5a14094b651f3bf9ddec0a782 Mon Sep 17 00:00:00 2001
From: Scott Moser <smoser@ubuntu.com>
Date: Sun, 9 Feb 2014 16:10:03 +0000
Subject: Mention ssh-keygen in ssh fingerprint changed warning
Bug: https://bugzilla.mindrot.org/show_bug.cgi?id=1843
Bug-Ubuntu: https://bugs.launchpad.net/bugs/686607
Last-Update: 2015-09-08
Patch-Name: mention-ssh-keygen-on-keychange.patch
---
sshconnect.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/sshconnect.c b/sshconnect.c
index 698a0711..1cc556e8 100644
--- a/sshconnect.c
+++ b/sshconnect.c
@@ -1080,9 +1080,13 @@ check_host_key(char *hostname, struct sockaddr *hostaddr, u_short port,
error("%s. This could either mean that", key_msg);
error("DNS SPOOFING is happening or the IP address for the host");
error("and its host key have changed at the same time.");
- if (ip_status != HOST_NEW)
+ if (ip_status != HOST_NEW) {
error("Offending key for IP in %s:%lu",
ip_found->file, ip_found->line);
+ error(" remove with:");
+ error(" ssh-keygen -f \"%s\" -R %s",
+ ip_found->file, ip);
+ }
}
/* The host key has changed. */
warn_changed_key(host_key);
@@ -1090,6 +1094,8 @@ check_host_key(char *hostname, struct sockaddr *hostaddr, u_short port,
user_hostfiles[0]);
error("Offending %s key in %s:%lu", key_type(host_found->key),
host_found->file, host_found->line);
+ error(" remove with:");
+ error(" ssh-keygen -f \"%s\" -R %s", host_found->file, host);
/*
* If strict host key checking is in use, the user will have
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