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62 lines
1.8 KiB
62 lines
1.8 KiB
2 years ago
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diff -up openssl-3.0.1/crypto/dh/dh_key.c.fips3 openssl-3.0.1/crypto/dh/dh_key.c
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--- openssl-3.0.1/crypto/dh/dh_key.c.fips3 2022-07-18 16:01:41.159543735 +0200
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+++ openssl-3.0.1/crypto/dh/dh_key.c 2022-07-18 16:24:30.251388248 +0200
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@@ -43,6 +43,9 @@ int ossl_dh_compute_key(unsigned char *k
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BN_MONT_CTX *mont = NULL;
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BIGNUM *z = NULL, *pminus1;
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int ret = -1;
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+#ifdef FIPS_MODULE
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+ int validate = 0;
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+#endif
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if (BN_num_bits(dh->params.p) > OPENSSL_DH_MAX_MODULUS_BITS) {
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ERR_raise(ERR_LIB_DH, DH_R_MODULUS_TOO_LARGE);
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@@ -54,6 +57,13 @@ int ossl_dh_compute_key(unsigned char *k
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return 0;
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}
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+#ifdef FIPS_MODULE
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+ if (DH_check_pub_key(dh, pub_key, &validate) <= 0) {
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+ ERR_raise(ERR_LIB_DH, DH_R_CHECK_PUBKEY_INVALID);
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+ return 0;
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+ }
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+#endif
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+
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ctx = BN_CTX_new_ex(dh->libctx);
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if (ctx == NULL)
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goto err;
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@@ -262,6 +272,9 @@ static int generate_key(DH *dh)
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#endif
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BN_CTX *ctx = NULL;
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BIGNUM *pub_key = NULL, *priv_key = NULL;
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+#ifdef FIPS_MODULE
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+ int validate = 0;
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+#endif
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if (BN_num_bits(dh->params.p) > OPENSSL_DH_MAX_MODULUS_BITS) {
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ERR_raise(ERR_LIB_DH, DH_R_MODULUS_TOO_LARGE);
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@@ -354,8 +367,23 @@ static int generate_key(DH *dh)
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if (!ossl_dh_generate_public_key(ctx, dh, priv_key, pub_key))
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goto err;
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+#ifdef FIPS_MODULE
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+ if (DH_check_pub_key(dh, pub_key, &validate) <= 0) {
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+ ERR_raise(ERR_LIB_DH, DH_R_CHECK_PUBKEY_INVALID);
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+ goto err;
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+ }
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+#endif
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+
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dh->pub_key = pub_key;
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dh->priv_key = priv_key;
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+#ifdef FIPS_MODULE
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+ if (ossl_dh_check_pairwise(dh) <= 0) {
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+ dh->pub_key = dh->priv_key = NULL;
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+ ERR_raise(ERR_LIB_DH, DH_R_CHECK_PUBKEY_INVALID);
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+ goto err;
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+ }
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+#endif
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+
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dh->dirty_cnt++;
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ok = 1;
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err:
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