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Refuse to create a certificate with an unusable number of
principals; Prompted by gdestuynder via github

OpenBSD-Commit-ID: 8cfae2451e8f07810e3e2546dfdcce66984cbd29
This commit is contained in:
djm@openbsd.org 2018-02-10 05:48:46 +00:00 committed by Damien Miller
parent b56ac069d4
commit ca613249a0
1 changed files with 3 additions and 1 deletions
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4
ssh-keygen.c
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@ -1,4 +1,4 @@
/* $OpenBSD: ssh-keygen.c,v 1.311 2018/02/10 05:43:26 djm Exp $ */ /* $OpenBSD: ssh-keygen.c,v 1.312 2018/02/10 05:48:46 djm Exp $ */
/* /*
* Author: Tatu Ylonen <ylo@cs.hut.fi> * Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1994 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland * Copyright (c) 1994 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -1697,6 +1697,8 @@ do_ca_sign(struct passwd *pw, int argc, char **argv)
} }
free(otmp); free(otmp);
} }
if (n > SSHKEY_CERT_MAX_PRINCIPALS)
fatal("Too many certificate principals specified");
tmp = tilde_expand_filename(argv[i], pw->pw_uid); tmp = tilde_expand_filename(argv[i], pw->pw_uid);
if ((r = sshkey_load_public(tmp, &public, &comment)) != 0) if ((r = sshkey_load_public(tmp, &public, &comment)) != 0)