110 lines
3.2 KiB
Diff
110 lines
3.2 KiB
Diff
diff -up openssh-9.3p1/ssh-rsa.c.evpgenrsa openssh-9.3p1/ssh-rsa.c
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--- openssh-9.3p1/ssh-rsa.c.evpgenrsa 2022-06-30 15:14:58.200518353 +0200
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+++ openssh-9.3p1/ssh-rsa.c 2022-06-30 15:24:31.499641196 +0200
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@@ -1657,7 +1657,8 @@ sshkey_cert_type(const struct sshkey *k)
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static int
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ssh_rsa_generate(struct sshkey *k, int bits)
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{
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- RSA *private = NULL;
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+ EVP_PKEY_CTX *ctx = NULL;
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+ EVP_PKEY *res = NULL;
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BIGNUM *f4 = NULL;
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int ret = SSH_ERR_INTERNAL_ERROR;
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@@ -1667,20 +1668,42 @@ ssh_rsa_generate(u_int bits, RSA
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if (bits < SSH_RSA_MINIMUM_MODULUS_SIZE ||
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bits > SSHBUF_MAX_BIGNUM * 8)
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return SSH_ERR_KEY_LENGTH;
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- if ((private = RSA_new()) == NULL || (f4 = BN_new()) == NULL) {
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+
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+ if ((ctx = EVP_PKEY_CTX_new_from_name(NULL, "RSA", NULL)) == NULL
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+ || (f4 = BN_new()) == NULL || !BN_set_word(f4, RSA_F4)) {
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ret = SSH_ERR_ALLOC_FAIL;
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goto out;
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}
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- if (!BN_set_word(f4, RSA_F4) ||
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- !RSA_generate_key_ex(private, bits, f4, NULL)) {
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+
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+ if (EVP_PKEY_keygen_init(ctx) <= 0) {
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+ ret = SSH_ERR_LIBCRYPTO_ERROR;
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+ goto out;
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+ }
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+
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+ if (EVP_PKEY_CTX_set_rsa_keygen_bits(ctx, bits) <= 0) {
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+ ret = SSH_ERR_KEY_LENGTH;
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+ goto out;
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+ }
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+
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+ if (EVP_PKEY_CTX_set1_rsa_keygen_pubexp(ctx, f4) <= 0)
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+ goto out;
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+
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+ if (EVP_PKEY_keygen(ctx, &res) <= 0) {
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+ ret = SSH_ERR_LIBCRYPTO_ERROR;
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+ goto out;
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+ }
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+
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+ /* This function is deprecated in OpenSSL 3.0 but OpenSSH doesn't worry about it*/
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+ k->rsa = EVP_PKEY_get1_RSA(res);
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+ if (k->rsa) {
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+ ret = 0;
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+ } else {
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ret = SSH_ERR_LIBCRYPTO_ERROR;
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goto out;
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}
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- k->rsa = private;
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- private = NULL;
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- ret = 0;
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out:
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- RSA_free(private);
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+ EVP_PKEY_CTX_free(ctx);
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+ EVP_PKEY_free(res);
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BN_free(f4);
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return ret;
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}
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diff -up openssh-9.3p1/ssh-ecdsa.c.evpgenrsa openssh-9.3p1/ssh-ecdsa.c
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--- openssh-9.3p1/ssh-ecdsa.c.evpgenrsa 2022-06-30 15:14:58.200518353 +0200
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+++ openssh-9.3p1/ssh-ecdsa.c 2022-06-30 15:24:31.499641196 +0200
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@@ -1820,7 +1820,8 @@ sshkey_ecdsa_key_to_nid(EC_KEY *k)
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static int
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ssh_ecdsa_generate(struct sshkey *k, int bits)
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{
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- EC_KEY *private;
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+ EVP_PKEY_CTX *ctx = NULL;
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+ EVP_PKEY *res = NULL;
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if ((k->ecdsa_nid = sshkey_ecdsa_bits_to_nid(bits)) == -1)
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return SSH_ERR_KEY_LENGTH;
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@@ -1828,15 +1829,24 @@ ssh_ecdsa_generate(u_int bits, i
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if ((k->ecdsa_nid = sshkey_ecdsa_bits_to_nid(bits)) == -1)
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return SSH_ERR_KEY_LENGTH;
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- if ((private = EC_KEY_new_by_curve_name(k->ecdsa_nid)) == NULL)
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+
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+ if ((ctx = EVP_PKEY_CTX_new_from_name(NULL, "EC", NULL)) == NULL)
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return SSH_ERR_ALLOC_FAIL;
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- if (EC_KEY_generate_key(private) != 1) {
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- EC_KEY_free(private);
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- return SSH_ERR_LIBCRYPTO_ERROR;
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- }
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+
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+ if (EVP_PKEY_keygen_init(ctx) <= 0 || EVP_PKEY_CTX_set_group_name(ctx, OBJ_nid2sn(k->ecdsa_nid)) <= 0
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+ || EVP_PKEY_keygen(ctx, &res) <= 0) {
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+ EVP_PKEY_CTX_free(ctx);
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+ EVP_PKEY_free(res);
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+ return SSH_ERR_LIBCRYPTO_ERROR;
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+ }
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+ /* This function is deprecated in OpenSSL 3.0 but OpenSSH doesn't worry about it*/
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+ k->ecdsa = EVP_PKEY_get1_EC_KEY(res);
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+ if (k->ecdsa)
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+ EC_KEY_set_asn1_flag(k->ecdsa, OPENSSL_EC_NAMED_CURVE);
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+
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- EC_KEY_set_asn1_flag(private, OPENSSL_EC_NAMED_CURVE);
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- k->ecdsa = private;
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- return 0;
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+ EVP_PKEY_CTX_free(ctx);
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+ EVP_PKEY_free(res);
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+ return (k->ecdsa) ? 0 : SSH_ERR_LIBCRYPTO_ERROR;
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}
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static int
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