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-rw-r--r--crypto/ec/ec_curve.c110
1 files changed, 92 insertions, 18 deletions
diff --git a/crypto/ec/ec_curve.c b/crypto/ec/ec_curve.c
index 1ea85946d6..8b44c251ba 100644
--- a/crypto/ec/ec_curve.c
+++ b/crypto/ec/ec_curve.c
@@ -2800,6 +2800,70 @@ typedef struct _ec_list_element_st {
const char *comment;
} ec_list_element;
+#ifdef FIPS_MODE
+static const ec_list_element curve_list[] = {
+ /* prime field curves */
+ /* secg curves */
+# ifndef OPENSSL_NO_EC_NISTP_64_GCC_128
+ {NID_secp224r1, &_EC_NIST_PRIME_224.h, EC_GFp_nistp224_method,
+ "NIST/SECG curve over a 224 bit prime field"},
+# else
+ {NID_secp224r1, &_EC_NIST_PRIME_224.h, 0,
+ "NIST/SECG curve over a 224 bit prime field"},
+# endif
+ /* SECG secp256r1 is the same as X9.62 prime256v1 and hence omitted */
+ {NID_secp384r1, &_EC_NIST_PRIME_384.h, 0,
+ "NIST/SECG curve over a 384 bit prime field"},
+
+# ifndef OPENSSL_NO_EC_NISTP_64_GCC_128
+ {NID_secp521r1, &_EC_NIST_PRIME_521.h, EC_GFp_nistp521_method,
+ "NIST/SECG curve over a 521 bit prime field"},
+# else
+ {NID_secp521r1, &_EC_NIST_PRIME_521.h, 0,
+ "NIST/SECG curve over a 521 bit prime field"},
+# endif
+
+ /* X9.62 curves */
+ {NID_X9_62_prime192v1, &_EC_NIST_PRIME_192.h, 0,
+ "NIST/X9.62/SECG curve over a 192 bit prime field"},
+ {NID_X9_62_prime256v1, &_EC_X9_62_PRIME_256V1.h,
+# if defined(ECP_NISTZ256_ASM)
+ EC_GFp_nistz256_method,
+# elif !defined(OPENSSL_NO_EC_NISTP_64_GCC_128)
+ EC_GFp_nistp256_method,
+# else
+ 0,
+# endif
+ "X9.62/SECG curve over a 256 bit prime field"},
+
+# ifndef OPENSSL_NO_EC2M
+ /* characteristic two field curves */
+ /* NIST/SECG curves */
+ {NID_sect163k1, &_EC_NIST_CHAR2_163K.h, 0,
+ "NIST/SECG/WTLS curve over a 163 bit binary field"},
+ {NID_sect163r2, &_EC_NIST_CHAR2_163B.h, 0,
+ "NIST/SECG curve over a 163 bit binary field"},
+ {NID_sect233k1, &_EC_NIST_CHAR2_233K.h, 0,
+ "NIST/SECG/WTLS curve over a 233 bit binary field"},
+ {NID_sect233r1, &_EC_NIST_CHAR2_233B.h, 0,
+ "NIST/SECG/WTLS curve over a 233 bit binary field"},
+ {NID_sect283k1, &_EC_NIST_CHAR2_283K.h, 0,
+ "NIST/SECG curve over a 283 bit binary field"},
+ {NID_sect283r1, &_EC_NIST_CHAR2_283B.h, 0,
+ "NIST/SECG curve over a 283 bit binary field"},
+ {NID_sect409k1, &_EC_NIST_CHAR2_409K.h, 0,
+ "NIST/SECG curve over a 409 bit binary field"},
+ {NID_sect409r1, &_EC_NIST_CHAR2_409B.h, 0,
+ "NIST/SECG curve over a 409 bit binary field"},
+ {NID_sect571k1, &_EC_NIST_CHAR2_571K.h, 0,
+ "NIST/SECG curve over a 571 bit binary field"},
+ {NID_sect571r1, &_EC_NIST_CHAR2_571B.h, 0,
+ "NIST/SECG curve over a 571 bit binary field"},
+# endif
+};
+
+#else
+
static const ec_list_element curve_list[] = {
/* prime field curves */
/* secg curves */
@@ -2822,25 +2886,25 @@ static const ec_list_element curve_list[] = {
"SECG curve over a 192 bit prime field"},
{NID_secp224k1, &_EC_SECG_PRIME_224K1.h, 0,
"SECG curve over a 224 bit prime field"},
-#ifndef OPENSSL_NO_EC_NISTP_64_GCC_128
+# ifndef OPENSSL_NO_EC_NISTP_64_GCC_128
{NID_secp224r1, &_EC_NIST_PRIME_224.h, EC_GFp_nistp224_method,
"NIST/SECG curve over a 224 bit prime field"},
-#else
+# else
{NID_secp224r1, &_EC_NIST_PRIME_224.h, 0,
"NIST/SECG curve over a 224 bit prime field"},
-#endif
+# endif
{NID_secp256k1, &_EC_SECG_PRIME_256K1.h, 0,
"SECG curve over a 256 bit prime field"},
/* SECG secp256r1 is the same as X9.62 prime256v1 and hence omitted */
{NID_secp384r1, &_EC_NIST_PRIME_384.h, 0,
"NIST/SECG curve over a 384 bit prime field"},
-#ifndef OPENSSL_NO_EC_NISTP_64_GCC_128
+# ifndef OPENSSL_NO_EC_NISTP_64_GCC_128
{NID_secp521r1, &_EC_NIST_PRIME_521.h, EC_GFp_nistp521_method,
"NIST/SECG curve over a 521 bit prime field"},
-#else
+# else
{NID_secp521r1, &_EC_NIST_PRIME_521.h, 0,
"NIST/SECG curve over a 521 bit prime field"},
-#endif
+# endif
/* X9.62 curves */
{NID_X9_62_prime192v1, &_EC_NIST_PRIME_192.h, 0,
"NIST/X9.62/SECG curve over a 192 bit prime field"},
@@ -2855,15 +2919,15 @@ static const ec_list_element curve_list[] = {
{NID_X9_62_prime239v3, &_EC_X9_62_PRIME_239V3.h, 0,
"X9.62 curve over a 239 bit prime field"},
{NID_X9_62_prime256v1, &_EC_X9_62_PRIME_256V1.h,
-#if defined(ECP_NISTZ256_ASM)
+# if defined(ECP_NISTZ256_ASM)
EC_GFp_nistz256_method,
-#elif !defined(OPENSSL_NO_EC_NISTP_64_GCC_128)
+# elif !defined(OPENSSL_NO_EC_NISTP_64_GCC_128)
EC_GFp_nistp256_method,
-#else
+# else
0,
-#endif
+# endif
"X9.62/SECG curve over a 256 bit prime field"},
-#ifndef OPENSSL_NO_EC2M
+# ifndef OPENSSL_NO_EC2M
/* characteristic two field curves */
/* NIST/SECG curves */
{NID_sect113r1, &_EC_SECG_CHAR2_113R1.h, 0,
@@ -2947,7 +3011,7 @@ static const ec_list_element curve_list[] = {
"SECG curve over a 113 bit binary field"},
{NID_wap_wsg_idm_ecid_wtls5, &_EC_X9_62_CHAR2_163V1.h, 0,
"X9.62 curve over a 163 bit binary field"},
-#endif
+# endif
{NID_wap_wsg_idm_ecid_wtls6, &_EC_SECG_PRIME_112R1.h, 0,
"SECG/WTLS curve over a 112 bit prime field"},
{NID_wap_wsg_idm_ecid_wtls7, &_EC_SECG_PRIME_160R2.h, 0,
@@ -2956,15 +3020,15 @@ static const ec_list_element curve_list[] = {
"WTLS curve over a 112 bit prime field"},
{NID_wap_wsg_idm_ecid_wtls9, &_EC_WTLS_9.h, 0,
"WTLS curve over a 160 bit prime field"},
-#ifndef OPENSSL_NO_EC2M
+# ifndef OPENSSL_NO_EC2M
{NID_wap_wsg_idm_ecid_wtls10, &_EC_NIST_CHAR2_233K.h, 0,
"NIST/SECG/WTLS curve over a 233 bit binary field"},
{NID_wap_wsg_idm_ecid_wtls11, &_EC_NIST_CHAR2_233B.h, 0,
"NIST/SECG/WTLS curve over a 233 bit binary field"},
-#endif
+# endif
{NID_wap_wsg_idm_ecid_wtls12, &_EC_WTLS_12.h, 0,
"WTLS curve over a 224 bit prime field"},
-#ifndef OPENSSL_NO_EC2M
+# ifndef OPENSSL_NO_EC2M
/* IPSec curves */
{NID_ipsec3, &_EC_IPSEC_155_ID3.h, 0,
"\n\tIPSec/IKE/Oakley curve #3 over a 155 bit binary field.\n"
@@ -2972,7 +3036,7 @@ static const ec_list_element curve_list[] = {
{NID_ipsec4, &_EC_IPSEC_185_ID4.h, 0,
"\n\tIPSec/IKE/Oakley curve #4 over a 185 bit binary field.\n"
"\tNot suitable for ECDSA.\n\tQuestionable extension field!"},
-#endif
+# endif
/* brainpool curves */
{NID_brainpoolP160r1, &_EC_brainpoolP160r1.h, 0,
"RFC 5639 curve over a 160 bit prime field"},
@@ -3002,11 +3066,12 @@ static const ec_list_element curve_list[] = {
"RFC 5639 curve over a 512 bit prime field"},
{NID_brainpoolP512t1, &_EC_brainpoolP512t1.h, 0,
"RFC 5639 curve over a 512 bit prime field"},
-#ifndef OPENSSL_NO_SM2
+# ifndef OPENSSL_NO_SM2
{NID_sm2, &_EC_sm2p256v1.h, 0,
"SM2 curve over a 256 bit prime field"},
-#endif
+# endif
};
+#endif /* FIPS_MODE */
#define curve_list_length OSSL_NELEM(curve_list)
@@ -3125,6 +3190,15 @@ EC_GROUP *EC_GROUP_new_by_curve_name(int nid)
if (nid <= 0)
return NULL;
+#ifdef FIPS_MODE
+ /*
+ * Only use approved NIST curves in FIPS.
+ * NOTE: "B-163", "K-163" & "P-192" can only be used for legacy use
+ * (i.e- ECDSA signature verification).
+ */
+ if (EC_curve_nid2nist(nid) == NULL)
+ return NULL;
+#endif /* FIPS_MODE */
for (i = 0; i < curve_list_length; i++)
if (curve_list[i].nid == nid) {
ret = ec_group_new_from_data(curve_list[i]);
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-10 20:33:31 +0000