184 lines
4.5 KiB
Diff
184 lines
4.5 KiB
Diff
--- sendmail-8.15.2.orig/sendmail/tls.c 2016-12-01 15:20:59.953546417 +0100
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+++ sendmail-8.15.2.orig/sendmail/tls.c 2016-12-01 17:26:43.868521378 +0100
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@@ -79,7 +79,8 @@
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static DH *
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get_dh512()
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{
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- DH *dh = NULL;
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+ DH *dh;
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+ BIGNUM *p, *g;
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# if MTA_HAVE_DH_set0_pqg
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BIGNUM *dhp_bn, *dhg_bn;
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# endif
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@@ -96,13 +97,23 @@
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return NULL;
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}
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# else
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- dh->p = BN_bin2bn(dh512_p, sizeof(dh512_p), NULL);
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- dh->g = BN_bin2bn(dh512_g, sizeof(dh512_g), NULL);
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- if ((dh->p == NULL) || (dh->g == NULL))
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+ p = BN_bin2bn(dh512_p, sizeof(dh512_p), NULL);
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+ g = BN_bin2bn(dh512_g, sizeof(dh512_g), NULL);
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+ if (p == NULL || g == NULL)
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{
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+ BN_free(p);
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+ BN_free(g);
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DH_free(dh);
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return NULL;
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}
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+
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+#if OPENSSL_VERSION_NUMBER >= 0x10100005L
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+ DH_set0_pqg(dh, p, NULL, g);
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+#else
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+ dh->p = p;
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+ dh->g = g;
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+#endif
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+
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# endif
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return dh;
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}
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@@ -150,6 +161,8 @@
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};
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static unsigned char dh2048_g[]={ 0x02, };
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DH *dh;
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+ BIGNUM *p, *g;
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+
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# if MTA_HAVE_DH_set0_pqg
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BIGNUM *dhp_bn, *dhg_bn;
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# endif
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@@ -166,13 +179,23 @@
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return NULL;
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}
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# else
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- dh->p=BN_bin2bn(dh2048_p,sizeof(dh2048_p),NULL);
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- dh->g=BN_bin2bn(dh2048_g,sizeof(dh2048_g),NULL);
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- if ((dh->p == NULL) || (dh->g == NULL))
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+ p=BN_bin2bn(dh2048_p,sizeof(dh2048_p),NULL);
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+ g=BN_bin2bn(dh2048_g,sizeof(dh2048_g),NULL);
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+ if (p == NULL || g == NULL)
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{
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+ BN_free(p);
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+ BN_free(g);
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DH_free(dh);
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- return(NULL);
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+ return NULL;
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}
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+
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+#if OPENSSL_VERSION_NUMBER >= 0x10100005L
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+ DH_set0_pqg(dh, p, NULL, g);
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+#else
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+ dh->p = p;
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+ dh->g = g;
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+#endif
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+
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# endif
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return(dh);
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}
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@@ -929,6 +952,54 @@
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# define SM_SSL_OP_TLS_BLOCK_PADDING_BUG 0
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# endif
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+static RSA *
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+generate_rsa_key(bits, e)
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+ int bits;
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+ unsigned long e;
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+{
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+#if OPENSSL_VERSION_NUMBER < 0x00908000L
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+ return RSA_generate_key(bits, e, NULL, NULL);
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+#else
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+ BIGNUM *bne;
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+ RSA *rsa = NULL;
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+
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+ bne = BN_new();
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+ if (bne && BN_set_word(bne, e) != 1)
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+ rsa = RSA_new();
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+ if (rsa && RSA_generate_key_ex(rsa, bits, bne, NULL) != 1)
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+ {
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+ RSA_free(rsa);
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+ rsa = NULL;
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+ }
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+ BN_free(bne);
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+ return rsa;
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+#endif
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+}
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+
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+static DSA *
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+generate_dsa_parameters(bits, seed, seed_len, counter_ret, h_ret)
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+ int bits;
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+ unsigned char *seed;
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+ int seed_len;
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+ int *counter_ret;
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+ unsigned long *h_ret;
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+{
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+#if OPENSSL_VERSION_NUMBER < 0x00908000L
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+ return DSA_generate_parameters(bits, seed, seed_len, counter_ret,
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+ h_ret, NULL, NULL);
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+#else
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+ DSA *dsa = DSA_new();
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+
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+ if (dsa && DSA_generate_parameters_ex(dsa, bits, seed, seed_len,
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+ counter_ret, h_ret, NULL) != 1)
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+ {
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+ DSA_free(dsa);
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+ dsa = NULL;
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+ }
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+ return dsa;
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+#endif
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+}
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+
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bool
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inittls(ctx, req, options, srv, certfile, keyfile, cacertpath, cacertfile, dhparam)
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SSL_CTX **ctx;
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@@ -1183,8 +1254,7 @@
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if (bitset(TLS_I_RSA_TMP, req)
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# if SM_CONF_SHM
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&& ShmId != SM_SHM_NO_ID &&
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- (rsa_tmp = RSA_generate_key(RSA_KEYLENGTH, RSA_F4, NULL,
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- NULL)) == NULL
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+ (rsa_tmp = generate_rsa_key(RSA_KEYLENGTH, RSA_F4)) == NULL
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# else /* SM_CONF_SHM */
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&& 0 /* no shared memory: no need to generate key now */
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# endif /* SM_CONF_SHM */
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@@ -1391,8 +1461,8 @@
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}
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# else
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/* this takes a while! */
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- dsa = DSA_generate_parameters(bits, NULL, 0, NULL,
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- NULL, 0, NULL);
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+ dsa = generate_dsa_parameters(bits, NULL, 0, NULL,
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+ NULL);
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dh = DSA_dup_DH(dsa);
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# endif
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DSA_free(dsa);
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@@ -2081,7 +2151,7 @@
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if (rsa_tmp != NULL)
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RSA_free(rsa_tmp);
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- rsa_tmp = RSA_generate_key(RSA_KEYLENGTH, RSA_F4, NULL, NULL);
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+ rsa_tmp = generate_rsa_key(RSA_KEYLENGTH, RSA_F4);
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if (rsa_tmp == NULL)
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{
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if (LogLevel > 0)
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@@ -2526,12 +2596,21 @@
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SM_GETTLSI;
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if (LogLevel > 13)
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tls_verify_log(ok, ctx, "X509");
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+#if OPENSSL_VERSION_NUMBER >= 0x10100005L
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+ if (X509_STORE_CTX_get_error(ctx) ==
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+ X509_V_ERR_UNABLE_TO_GET_CRL)
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+ {
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+ X509_STORE_CTX_set_error(ctx, 0);
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+ return 1; /* override it */
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+ }
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+#else
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if (X509_STORE_CTX_get_error(ctx) == X509_V_ERR_UNABLE_TO_GET_CRL &&
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!SM_TLSI_IS(tlsi_ctx, TLSI_FL_CRLREQ))
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{
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X509_STORE_CTX_set_error(ctx, 0);
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return 1; /* override it */
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}
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+#endif
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return ok;
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}
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