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5d75090d9f
Per ecdsa(3ssl), ECDSA_SIG_new does allocate its 'r' and 's' bignum fields.
Fix a bug where the initial 'r' and 's' bignums were being overwritten with
newly-allocated bignums, resulting in a memory leak.
BUG: https://red.libssh.org/issues/175
Signed-off-by: Jon Simons <jon@jonsimons.org>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 4745d652b5)
56 lines
2.0 KiB
C
56 lines
2.0 KiB
C
/*
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* This file is part of the SSH Library
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*
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* Copyright (c) 2009 by Aris Adamantiadis
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef DH_H_
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#define DH_H_
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#include "config.h"
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#include "libssh/crypto.h"
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void ssh_print_bignum(const char *which,bignum num);
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int dh_generate_e(ssh_session session);
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int dh_generate_f(ssh_session session);
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int dh_generate_x(ssh_session session);
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int dh_generate_y(ssh_session session);
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int ssh_crypto_init(void);
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void ssh_crypto_finalize(void);
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ssh_string dh_get_e(ssh_session session);
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ssh_string dh_get_f(ssh_session session);
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int dh_import_f(ssh_session session,ssh_string f_string);
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int dh_import_e(ssh_session session, ssh_string e_string);
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void dh_import_pubkey(ssh_session session,ssh_string pubkey_string);
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int dh_build_k(ssh_session session);
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int ssh_client_dh_init(ssh_session session);
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int ssh_client_dh_reply(ssh_session session, ssh_buffer packet);
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int make_sessionid(ssh_session session);
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/* add data for the final cookie */
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int hashbufin_add_cookie(ssh_session session, unsigned char *cookie);
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int hashbufout_add_cookie(ssh_session session);
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int generate_session_keys(ssh_session session);
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bignum make_string_bn(ssh_string string);
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void make_string_bn_inplace(ssh_string string, bignum bnout);
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ssh_string make_bignum_string(bignum num);
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#endif /* DH_H_ */
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