diff options
author | djm@openbsd.org <djm@openbsd.org> | 2016-04-21 06:08:02 +0000 |
---|---|---|
committer | Damien Miller <djm@mindrot.org> | 2016-04-21 16:30:11 +1000 |
commit | b6e0140a5aa883c27b98415bd8aa9f65fc04ee22 (patch) | |
tree | 1a7e85eafbe333ad5fc5a385f03161b51b00d4c9 | |
parent | 6aaabc2b610e44bae473457ad9556ffb43d90ee3 (diff) |
upstream commit
make argument == NULL tests more consistent
Upstream-ID: dc4816678704aa5cbda3a702e0fa2033ff04581d
-rw-r--r-- | ssh-dss.c | 5 | ||||
-rw-r--r-- | ssh-ecdsa.c | 5 | ||||
-rw-r--r-- | ssh-ed25519.c | 5 | ||||
-rw-r--r-- | ssh-rsa.c | 5 |
4 files changed, 12 insertions, 8 deletions
@@ -1,4 +1,4 @@ -/* $OpenBSD: ssh-dss.c,v 1.34 2015/12/11 04:21:12 mmcc Exp $ */ +/* $OpenBSD: ssh-dss.c,v 1.35 2016/04/21 06:08:02 djm Exp $ */ /* * Copyright (c) 2000 Markus Friedl. All rights reserved. * @@ -139,7 +139,8 @@ ssh_dss_verify(const struct sshkey *key, char *ktype = NULL; if (key == NULL || key->dsa == NULL || - sshkey_type_plain(key->type) != KEY_DSA) + sshkey_type_plain(key->type) != KEY_DSA || + signature == NULL || signaturelen == 0) return SSH_ERR_INVALID_ARGUMENT; if (dlen == 0) return SSH_ERR_INTERNAL_ERROR; diff --git a/ssh-ecdsa.c b/ssh-ecdsa.c index 74912dfd..d7bf3c69 100644 --- a/ssh-ecdsa.c +++ b/ssh-ecdsa.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ssh-ecdsa.c,v 1.12 2015/12/11 04:21:12 mmcc Exp $ */ +/* $OpenBSD: ssh-ecdsa.c,v 1.13 2016/04/21 06:08:02 djm Exp $ */ /* * Copyright (c) 2000 Markus Friedl. All rights reserved. * Copyright (c) 2010 Damien Miller. All rights reserved. @@ -121,7 +121,8 @@ ssh_ecdsa_verify(const struct sshkey *key, char *ktype = NULL; if (key == NULL || key->ecdsa == NULL || - sshkey_type_plain(key->type) != KEY_ECDSA) + sshkey_type_plain(key->type) != KEY_ECDSA || + signature == NULL || signaturelen == 0) return SSH_ERR_INVALID_ARGUMENT; if ((hash_alg = sshkey_ec_nid_to_hash_alg(key->ecdsa_nid)) == -1 || diff --git a/ssh-ed25519.c b/ssh-ed25519.c index b159ff5e..5163e029 100644 --- a/ssh-ed25519.c +++ b/ssh-ed25519.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ssh-ed25519.c,v 1.6 2015/01/15 21:38:50 markus Exp $ */ +/* $OpenBSD: ssh-ed25519.c,v 1.7 2016/04/21 06:08:02 djm Exp $ */ /* * Copyright (c) 2013 Markus Friedl <markus@openbsd.org> * @@ -107,7 +107,8 @@ ssh_ed25519_verify(const struct sshkey *key, if (key == NULL || sshkey_type_plain(key->type) != KEY_ED25519 || key->ed25519_pk == NULL || - datalen >= INT_MAX - crypto_sign_ed25519_BYTES) + datalen >= INT_MAX - crypto_sign_ed25519_BYTES || + signature == NULL || signaturelen == 0) return SSH_ERR_INVALID_ARGUMENT; if ((b = sshbuf_from(signature, signaturelen)) == NULL) @@ -1,4 +1,4 @@ -/* $OpenBSD: ssh-rsa.c,v 1.58 2015/12/11 04:21:12 mmcc Exp $ */ +/* $OpenBSD: ssh-rsa.c,v 1.59 2016/04/21 06:08:02 djm Exp $ */ /* * Copyright (c) 2000, 2003 Markus Friedl <markus@openbsd.org> * @@ -172,7 +172,8 @@ ssh_rsa_verify(const struct sshkey *key, if (key == NULL || key->rsa == NULL || sshkey_type_plain(key->type) != KEY_RSA || - BN_num_bits(key->rsa->n) < SSH_RSA_MINIMUM_MODULUS_SIZE) + BN_num_bits(key->rsa->n) < SSH_RSA_MINIMUM_MODULUS_SIZE || + sig == NULL || siglen == 0) return SSH_ERR_INVALID_ARGUMENT; if ((b = sshbuf_from(sig, siglen)) == NULL) |