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upstream: make ssh hostbased authentication send the signature 

algorithm in its SSH2_MSG_USERAUTH_REQUEST packets instead of the key type.
This make HostbasedAcceptedAlgorithms do what it is supposed to - filter on
signature algorithm and not key type.

spotted with dtucker@ ok markus@

OpenBSD-Commit-ID: 25bffe19f0326972f5728170f7da81d5f45c78c6
This commit is contained in:
djm@openbsd.org 2021-01-25 06:00:17 +00:00 committed by Damien Miller
parent 95eca1e195
commit d1e578afe7
1 changed files with 3 additions and 3 deletions
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6
sshconnect2.c
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@ -1,4 +1,4 @@
/* $OpenBSD: sshconnect2.c,v 1.342 2021/01/22 02:44:58 dtucker Exp $ */
/* $OpenBSD: sshconnect2.c,v 1.343 2021/01/25 06:00:17 djm Exp $ */
/*
* Copyright (c) 2000 Markus Friedl. All rights reserved.
* Copyright (c) 2008 Damien Miller. All rights reserved.
@ -2177,7 +2177,7 @@ userauth_hostbased(struct ssh *ssh)
(r = sshbuf_put_cstring(b, authctxt->server_user)) != 0 ||
(r = sshbuf_put_cstring(b, authctxt->service)) != 0 ||
(r = sshbuf_put_cstring(b, authctxt->method->name)) != 0 ||
(r = sshbuf_put_cstring(b, sshkey_ssh_name(private))) != 0 ||
(r = sshbuf_put_cstring(b, authctxt->active_ktype)) != 0 ||
(r = sshbuf_put_string(b, keyblob, keylen)) != 0 ||
(r = sshbuf_put_cstring(b, chost)) != 0 ||
(r = sshbuf_put_cstring(b, authctxt->local_user)) != 0) {
@ -2198,7 +2198,7 @@ userauth_hostbased(struct ssh *ssh)
(r = sshpkt_put_cstring(ssh, authctxt->server_user)) != 0 ||
(r = sshpkt_put_cstring(ssh, authctxt->service)) != 0 ||
(r = sshpkt_put_cstring(ssh, authctxt->method->name)) != 0 ||
(r = sshpkt_put_cstring(ssh, sshkey_ssh_name(private))) != 0 ||
(r = sshpkt_put_cstring(ssh, authctxt->active_ktype)) != 0 ||
(r = sshpkt_put_string(ssh, keyblob, keylen)) != 0 ||
(r = sshpkt_put_cstring(ssh, chost)) != 0 ||
(r = sshpkt_put_cstring(ssh, authctxt->local_user)) != 0 ||