Do not apply authorized_keys options when signature verification

fails. Prevents restrictive key options being incorrectly applied
to subsequent keys in authorized_keys. bz3733, ok markus@

diff --git a/usr.bin/ssh/monitor.c b/usr.bin/ssh/monitor.c
index eea5600..be2981e 100644 (file)
--- a/usr.bin/ssh/monitor.c
+++ b/usr.bin/ssh/monitor.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: monitor.c,v 1.242 2024/09/09 02:39:57 djm Exp $ */
+/* $OpenBSD: monitor.c,v 1.243 2024/09/15 00:41:18 djm Exp $ */
 /*
  * Copyright 2002 Niels Provos <provos@citi.umich.edu>
  * Copyright 2002 Markus Friedl <markus@openbsd.org>
@@ -1243,7 +1243,7 @@ mm_answer_keyverify(struct ssh *ssh, int sock, struct sshbuf *m)
        }
        auth2_record_key(authctxt, ret == 0, key);
 
-       if (key_blobtype == MM_USERKEY)
+       if (key_blobtype == MM_USERKEY && ret == 0)
                auth_activate_options(ssh, key_opts);
        monitor_reset_key_state();