From 0bc85579a9b5a106826169303dd2ee61c63c161e Mon Sep 17 00:00:00 2001 From: Darren Tucker Date: Tue, 7 Nov 2006 23:14:41 +1100 Subject: - markus@cvs.openbsd.org 2006/11/06 21:25:28 [auth-rsa.c kexgexc.c kexdhs.c key.c ssh-dss.c sshd.c kexgexs.c ssh-keygen.c bufbn.c moduli.c scard.c kexdhc.c sshconnect1.c dh.c rsa.c] add missing checks for openssl return codes; with & ok djm@ --- ssh-dss.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'ssh-dss.c') diff --git a/ssh-dss.c b/ssh-dss.c index fbc078e8..51a06e98 100644 --- a/ssh-dss.c +++ b/ssh-dss.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ssh-dss.c,v 1.23 2006/08/03 03:34:42 deraadt Exp $ */ +/* $OpenBSD: ssh-dss.c,v 1.24 2006/11/06 21:25:28 markus Exp $ */ /* * Copyright (c) 2000 Markus Friedl. All rights reserved. * @@ -161,8 +161,9 @@ ssh_dss_verify(const Key *key, const u_char *signature, u_int signaturelen, fatal("ssh_dss_verify: BN_new failed"); if ((sig->s = BN_new()) == NULL) fatal("ssh_dss_verify: BN_new failed"); - BN_bin2bn(sigblob, INTBLOB_LEN, sig->r); - BN_bin2bn(sigblob+ INTBLOB_LEN, INTBLOB_LEN, sig->s); + if ((BN_bin2bn(sigblob, INTBLOB_LEN, sig->r) == NULL) || + (BN_bin2bn(sigblob+ INTBLOB_LEN, INTBLOB_LEN, sig->s) == NULL)) + fatal("ssh_dss_verify: BN_bin2bn failed"); /* clean up */ memset(sigblob, 0, len); -- cgit v1.2.1