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openssl-FIPS-Use-OAEP-in-KATs-support-fixed-OAE...
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File openssl-FIPS-Use-OAEP-in-KATs-support-fixed-OAEP-seed.patch of Package openssl-3
From abeda0b0475adb0d4f89b0c97cfc349779915bbf Mon Sep 17 00:00:00 2001 From: rpm-build <rpm-build> Date: Mon, 31 Jul 2023 09:41:28 +0200 Subject: [PATCH 29/35] 0073-FIPS-Use-OAEP-in-KATs-support-fixed-OAEP-seed.patch Patch-name: 0073-FIPS-Use-OAEP-in-KATs-support-fixed-OAEP-seed.patch Patch-id: 73 Patch-status: | # https://bugzilla.redhat.com/show_bug.cgi?id=2102535 From-dist-git-commit: 9409bc7044cf4b5773639cce20f51399888c45fd --- crypto/rsa/rsa_local.h | 8 ++ crypto/rsa/rsa_oaep.c | 34 ++++++-- include/openssl/core_names.h | 3 + providers/fips/self_test_data.inc | 79 ++++++++++--------- providers/fips/self_test_kats.c | 7 ++ .../implementations/asymciphers/rsa_enc.c | 41 +++++++++- 6 files changed, 128 insertions(+), 44 deletions(-) diff --git a/crypto/rsa/rsa_local.h b/crypto/rsa/rsa_local.h index ea70da05ad..dde57a1a0e 100644 --- a/crypto/rsa/rsa_local.h +++ b/crypto/rsa/rsa_local.h @@ -193,4 +193,12 @@ int ossl_rsa_padding_add_PKCS1_type_2_ex(OSSL_LIB_CTX *libctx, unsigned char *to int tlen, const unsigned char *from, int flen); +int ossl_rsa_padding_add_PKCS1_OAEP_mgf1_ex2(OSSL_LIB_CTX *libctx, + unsigned char *to, int tlen, + const unsigned char *from, int flen, + const unsigned char *param, + int plen, const EVP_MD *md, + const EVP_MD *mgf1md, + const char *suse_st_seed); + #endif /* OSSL_CRYPTO_RSA_LOCAL_H */ diff --git a/crypto/rsa/rsa_oaep.c b/crypto/rsa/rsa_oaep.c index d9be1a4f98..b2f7f7dc4b 100644 --- a/crypto/rsa/rsa_oaep.c +++ b/crypto/rsa/rsa_oaep.c @@ -44,6 +44,10 @@ int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen, param, plen, NULL, NULL); } +#ifdef FIPS_MODULE +extern int SUSE_FIPS_asym_cipher_st; +#endif /* FIPS_MODULE */ + /* * Perform the padding as per NIST 800-56B 7.2.2.3 * from (K) is the key material. @@ -51,12 +55,13 @@ int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen, * Step numbers are included here but not in the constant time inverse below * to avoid complicating an already difficult enough function. */ -int ossl_rsa_padding_add_PKCS1_OAEP_mgf1_ex(OSSL_LIB_CTX *libctx, - unsigned char *to, int tlen, - const unsigned char *from, int flen, - const unsigned char *param, - int plen, const EVP_MD *md, - const EVP_MD *mgf1md) +int ossl_rsa_padding_add_PKCS1_OAEP_mgf1_ex2(OSSL_LIB_CTX *libctx, + unsigned char *to, int tlen, + const unsigned char *from, int flen, + const unsigned char *param, + int plen, const EVP_MD *md, + const EVP_MD *mgf1md, + const char *suse_st_seed) { int rv = 0; int i, emlen = tlen - 1; @@ -107,6 +112,11 @@ int ossl_rsa_padding_add_PKCS1_OAEP_mgf1_ex(OSSL_LIB_CTX *libctx, db[emlen - flen - mdlen - 1] = 0x01; memcpy(db + emlen - flen - mdlen, from, (unsigned int)flen); /* step 3d: generate random byte string */ +#ifdef FIPS_MODULE + if (suse_st_seed != NULL && SUSE_FIPS_asym_cipher_st) { + memcpy(seed, suse_st_seed, mdlen); + } else +#endif if (RAND_bytes_ex(libctx, seed, mdlen, 0) <= 0) goto err; @@ -138,6 +148,18 @@ int ossl_rsa_padding_add_PKCS1_OAEP_mgf1_ex(OSSL_LIB_CTX *libctx, return rv; } +int ossl_rsa_padding_add_PKCS1_OAEP_mgf1_ex(OSSL_LIB_CTX *libctx, + unsigned char *to, int tlen, + const unsigned char *from, int flen, + const unsigned char *param, + int plen, const EVP_MD *md, + const EVP_MD *mgf1md) +{ + return ossl_rsa_padding_add_PKCS1_OAEP_mgf1_ex2(libctx, to, tlen, from, + flen, param, plen, md, + mgf1md, NULL); +} + int RSA_padding_add_PKCS1_OAEP_mgf1(unsigned char *to, int tlen, const unsigned char *from, int flen, const unsigned char *param, int plen, diff --git a/include/openssl/core_names.h b/include/openssl/core_names.h index 5e3c132f5b..c0cce14297 100644 --- a/include/openssl/core_names.h +++ b/include/openssl/core_names.h @@ -471,6 +471,9 @@ extern "C" { #define OSSL_ASYM_CIPHER_PARAM_OAEP_LABEL "oaep-label" #define OSSL_ASYM_CIPHER_PARAM_TLS_CLIENT_VERSION "tls-client-version" #define OSSL_ASYM_CIPHER_PARAM_TLS_NEGOTIATED_VERSION "tls-negotiated-version" +#ifdef FIPS_MODULE +#define OSSL_ASYM_CIPHER_PARAM_SUSE_KAT_OEAP_SEED "suse-kat-oaep-seed" +#endif /* * Encoder / decoder parameters diff --git a/providers/fips/self_test_data.inc b/providers/fips/self_test_data.inc index e0fdc0daa4..aa2012c04a 100644 --- a/providers/fips/self_test_data.inc +++ b/providers/fips/self_test_data.inc @@ -1296,14 +1296,21 @@ static const ST_KAT_PARAM rsa_priv_key[] = { }; /*- - * Using OSSL_PKEY_RSA_PAD_MODE_NONE directly in the expansion of the + * Using OSSL_PKEY_RSA_PAD_MODE_OAEP directly in the expansion of the * ST_KAT_PARAM_UTF8STRING macro below causes a failure on ancient * HP/UX PA-RISC compilers. */ -static const char pad_mode_none[] = OSSL_PKEY_RSA_PAD_MODE_NONE; +static const char pad_mode_oaep[] = OSSL_PKEY_RSA_PAD_MODE_OAEP; +static const char oaep_fixed_seed[] = { + 0xf6, 0x10, 0xef, 0x0a, 0x97, 0xbf, 0x91, 0x25, + 0x97, 0xcf, 0x8e, 0x0a, 0x75, 0x51, 0x2f, 0xab, + 0x2e, 0x4b, 0x2c, 0xe6 +}; static const ST_KAT_PARAM rsa_enc_params[] = { - ST_KAT_PARAM_UTF8STRING(OSSL_ASYM_CIPHER_PARAM_PAD_MODE, pad_mode_none), + ST_KAT_PARAM_UTF8STRING(OSSL_ASYM_CIPHER_PARAM_PAD_MODE, pad_mode_oaep), + ST_KAT_PARAM_OCTET(OSSL_ASYM_CIPHER_PARAM_SUSE_KAT_OEAP_SEED, + oaep_fixed_seed), ST_KAT_PARAM_END() }; @@ -1342,43 +1349,43 @@ static const unsigned char rsa_expected_sig[256] = { 0x2c, 0x68, 0xf0, 0x37, 0xa9, 0xd2, 0x56, 0xd6 }; -static const unsigned char rsa_asym_plaintext_encrypt[256] = { +static const unsigned char rsa_asym_plaintext_encrypt[208] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, }; static const unsigned char rsa_asym_expected_encrypt[256] = { - 0x54, 0xac, 0x23, 0x96, 0x1d, 0x82, 0x5d, 0x8b, - 0x8f, 0x36, 0x33, 0xd0, 0xf4, 0x02, 0xa2, 0x61, - 0xb1, 0x13, 0xd4, 0x4a, 0x46, 0x06, 0x37, 0x3c, - 0xbf, 0x40, 0x05, 0x3c, 0xc6, 0x3b, 0x64, 0xdc, - 0x22, 0x22, 0xaf, 0x36, 0x79, 0x62, 0x45, 0xf0, - 0x97, 0x82, 0x22, 0x44, 0x86, 0x4a, 0x7c, 0xfa, - 0xac, 0x03, 0x21, 0x84, 0x3f, 0x31, 0xad, 0x2a, - 0xa4, 0x6e, 0x7a, 0xc5, 0x93, 0xf3, 0x0f, 0xfc, - 0xf1, 0x62, 0xce, 0x82, 0x12, 0x45, 0xc9, 0x35, - 0xb0, 0x7a, 0xcd, 0x99, 0x8c, 0x91, 0x6b, 0x5a, - 0xd3, 0x46, 0xdb, 0xf9, 0x9e, 0x52, 0x49, 0xbd, - 0x1e, 0xe8, 0xda, 0xac, 0x61, 0x47, 0xc2, 0xda, - 0xfc, 0x1e, 0xfb, 0x74, 0xd7, 0xd6, 0xc1, 0x18, - 0x86, 0x3e, 0x20, 0x9c, 0x7a, 0xe1, 0x04, 0xb7, - 0x38, 0x43, 0xb1, 0x4e, 0xa0, 0xd8, 0xc1, 0x39, - 0x4d, 0xe1, 0xd3, 0xb0, 0xb3, 0xf1, 0x82, 0x87, - 0x1f, 0x74, 0xb5, 0x69, 0xfd, 0x33, 0xd6, 0x21, - 0x7c, 0x61, 0x60, 0x28, 0xca, 0x70, 0xdb, 0xa0, - 0xbb, 0xc8, 0x73, 0xa9, 0x82, 0xf8, 0x6b, 0xd8, - 0xf0, 0xc9, 0x7b, 0x20, 0xdf, 0x9d, 0xfb, 0x8c, - 0xd4, 0xa2, 0x89, 0xe1, 0x9b, 0x04, 0xad, 0xaa, - 0x11, 0x6c, 0x8f, 0xce, 0x83, 0x29, 0x56, 0x69, - 0xbb, 0x00, 0x3b, 0xef, 0xca, 0x2d, 0xcd, 0x52, - 0xc8, 0xf1, 0xb3, 0x9b, 0xb4, 0x4f, 0x6d, 0x9c, - 0x3d, 0x69, 0xcc, 0x6d, 0x1f, 0x38, 0x4d, 0xe6, - 0xbb, 0x0c, 0x87, 0xdc, 0x5f, 0xa9, 0x24, 0x93, - 0x03, 0x46, 0xa2, 0x33, 0x6c, 0xf4, 0xd8, 0x5d, - 0x68, 0xf3, 0xd3, 0xe0, 0xf2, 0x30, 0xdb, 0xf5, - 0x4f, 0x0f, 0xad, 0xc7, 0xd0, 0xaa, 0x47, 0xd9, - 0x9f, 0x85, 0x1b, 0x2e, 0x6c, 0x3c, 0x57, 0x04, - 0x29, 0xf4, 0xf5, 0x66, 0x7d, 0x93, 0x4a, 0xaa, - 0x05, 0x52, 0x55, 0xc1, 0xc6, 0x06, 0x90, 0xab, + 0x6c, 0x21, 0xc1, 0x9e, 0x94, 0xee, 0xdf, 0x74, + 0x3a, 0x3c, 0x7c, 0x04, 0x1a, 0x53, 0x9e, 0x7c, + 0x42, 0xac, 0x7e, 0x28, 0x9a, 0xb7, 0xe2, 0x4e, + 0x87, 0xd4, 0x00, 0x69, 0x71, 0xf0, 0x3e, 0x0b, + 0xc1, 0xda, 0xd6, 0xbd, 0x21, 0x39, 0x4f, 0x25, + 0x22, 0x1f, 0x76, 0x0d, 0x62, 0x1f, 0xa2, 0x89, + 0xdb, 0x38, 0x32, 0x88, 0x21, 0x1d, 0x89, 0xf1, + 0xe0, 0x14, 0xd4, 0xb7, 0x90, 0xfc, 0xbc, 0x50, + 0xb0, 0x8d, 0x5c, 0x2f, 0x49, 0x9e, 0x90, 0x17, + 0x9e, 0x60, 0x9f, 0xe1, 0x77, 0x4f, 0x11, 0xa2, + 0xcf, 0x16, 0x65, 0x2d, 0x4a, 0x2c, 0x12, 0xcb, + 0x1e, 0x3c, 0x29, 0x8b, 0xdc, 0x27, 0x06, 0x9d, + 0xf4, 0x0d, 0xe1, 0xc9, 0xeb, 0x14, 0x6a, 0x7e, + 0xfd, 0xa7, 0xa8, 0xa7, 0x51, 0x82, 0x62, 0x0f, + 0x29, 0x8d, 0x8c, 0x5e, 0xf2, 0xb8, 0xcd, 0xd3, + 0x51, 0x92, 0xa7, 0x25, 0x39, 0x9d, 0xdd, 0x06, + 0xff, 0xb1, 0xb0, 0xd5, 0x61, 0x03, 0x8f, 0x25, + 0x5c, 0x49, 0x12, 0xc1, 0x50, 0x67, 0x61, 0x78, + 0xb3, 0xe3, 0xc4, 0xf6, 0x36, 0x16, 0xa9, 0x04, + 0x91, 0x0a, 0x4b, 0x27, 0x28, 0x97, 0x50, 0x7c, + 0x65, 0x2d, 0xd0, 0x08, 0x71, 0x84, 0xe7, 0x47, + 0x79, 0x83, 0x91, 0x46, 0xd9, 0x8f, 0x79, 0xce, + 0x49, 0xcb, 0xcd, 0x8b, 0x34, 0xac, 0x61, 0xe0, + 0xe6, 0x55, 0xbf, 0x10, 0xe4, 0xac, 0x9a, 0xd6, + 0xed, 0xc1, 0xc2, 0xb6, 0xb6, 0xf7, 0x41, 0x99, + 0xde, 0xfa, 0xde, 0x11, 0x16, 0xa2, 0x18, 0x30, + 0x30, 0xdc, 0x95, 0x76, 0x2f, 0x46, 0x43, 0x20, + 0xc4, 0xe7, 0x50, 0xb9, 0x1e, 0xcd, 0x69, 0xbb, + 0x29, 0x94, 0x27, 0x9c, 0xc9, 0xab, 0xb4, 0x27, + 0x8b, 0x4d, 0xe1, 0xcb, 0xc1, 0x04, 0x2c, 0x66, + 0x41, 0x3a, 0x4d, 0xeb, 0x61, 0x4c, 0x77, 0x5a, + 0xee, 0xb0, 0xca, 0x99, 0x0e, 0x7f, 0xbe, 0x06 }; #ifndef OPENSSL_NO_EC diff --git a/providers/fips/self_test_kats.c b/providers/fips/self_test_kats.c index 74ee25dcb6..a9bc8be7fa 100644 --- a/providers/fips/self_test_kats.c +++ b/providers/fips/self_test_kats.c @@ -641,14 +641,21 @@ static int self_test_ciphers(OSSL_SELF_TEST *st, OSSL_LIB_CTX *libctx) return ret; } +int SUSE_FIPS_asym_cipher_st = 0; + static int self_test_asym_ciphers(OSSL_SELF_TEST *st, OSSL_LIB_CTX *libctx) { int i, ret = 1; + SUSE_FIPS_asym_cipher_st = 1; + for (i = 0; i < (int)OSSL_NELEM(st_kat_asym_cipher_tests); ++i) { if (!self_test_asym_cipher(&st_kat_asym_cipher_tests[i], st, libctx)) ret = 0; } + + SUSE_FIPS_asym_cipher_st = 0; + return ret; } diff --git a/providers/implementations/asymciphers/rsa_enc.c b/providers/implementations/asymciphers/rsa_enc.c index 9cd8904131..40de5ce8fa 100644 --- a/providers/implementations/asymciphers/rsa_enc.c +++ b/providers/implementations/asymciphers/rsa_enc.c @@ -30,6 +30,9 @@ #include "prov/implementations.h" #include "prov/providercommon.h" #include "prov/securitycheck.h" +#ifdef FIPS_MODULE +# include "crypto/rsa/rsa_local.h" +#endif #include <stdlib.h> @@ -75,6 +78,9 @@ typedef struct { /* TLS padding */ unsigned int client_version; unsigned int alt_version; +#ifdef FIPS_MODULE + char *suse_st_oaep_seed; +#endif /* FIPS_MODULE */ } PROV_RSA_CTX; static void *rsa_newctx(void *provctx) @@ -192,12 +198,21 @@ static int rsa_encrypt(void *vprsactx, unsigned char *out, size_t *outlen, } } ret = - ossl_rsa_padding_add_PKCS1_OAEP_mgf1_ex(prsactx->libctx, tbuf, +#ifdef FIPS_MODULE + ossl_rsa_padding_add_PKCS1_OAEP_mgf1_ex2( +#else + ossl_rsa_padding_add_PKCS1_OAEP_mgf1_ex( +#endif + prsactx->libctx, tbuf, rsasize, in, inlen, prsactx->oaep_label, prsactx->oaep_labellen, prsactx->oaep_md, - prsactx->mgf1_md); + prsactx->mgf1_md +#ifdef FIPS_MODULE + , prsactx->suse_st_oaep_seed +#endif + ); if (!ret) { OPENSSL_free(tbuf); @@ -328,6 +343,9 @@ static void rsa_freectx(void *vprsactx) EVP_MD_free(prsactx->oaep_md); EVP_MD_free(prsactx->mgf1_md); OPENSSL_free(prsactx->oaep_label); +#ifdef FIPS_MODULE + OPENSSL_free(prsactx->suse_st_oaep_seed); +#endif /* FIPS_MODULE */ OPENSSL_free(prsactx); } @@ -447,6 +465,9 @@ static const OSSL_PARAM known_gettable_ctx_params[] = { NULL, 0), OSSL_PARAM_uint(OSSL_ASYM_CIPHER_PARAM_TLS_CLIENT_VERSION, NULL), OSSL_PARAM_uint(OSSL_ASYM_CIPHER_PARAM_TLS_NEGOTIATED_VERSION, NULL), +#ifdef FIPS_MODULE + OSSL_PARAM_octet_string(OSSL_ASYM_CIPHER_PARAM_SUSE_KAT_OEAP_SEED, NULL, 0), +#endif /* FIPS_MODULE */ OSSL_PARAM_END }; @@ -456,6 +477,10 @@ static const OSSL_PARAM *rsa_gettable_ctx_params(ossl_unused void *vprsactx, return known_gettable_ctx_params; } +#ifdef FIPS_MODULE +extern int SUSE_FIPS_asym_cipher_st; +#endif /* FIPS_MODULE */ + static int rsa_set_ctx_params(void *vprsactx, const OSSL_PARAM params[]) { PROV_RSA_CTX *prsactx = (PROV_RSA_CTX *)vprsactx; @@ -567,6 +592,18 @@ static int rsa_set_ctx_params(void *vprsactx, const OSSL_PARAM params[]) prsactx->oaep_labellen = tmp_labellen; } +#ifdef FIPS_MODULE + p = OSSL_PARAM_locate_const(params, OSSL_ASYM_CIPHER_PARAM_SUSE_KAT_OEAP_SEED); + if (p != NULL && SUSE_FIPS_asym_cipher_st) { + void *tmp_oaep_seed = NULL; + + if (!OSSL_PARAM_get_octet_string(p, &tmp_oaep_seed, 0, NULL)) + return 0; + OPENSSL_free(prsactx->suse_st_oaep_seed); + prsactx->suse_st_oaep_seed = (char *)tmp_oaep_seed; + } +#endif /* FIPS_MODULE */ + p = OSSL_PARAM_locate_const(params, OSSL_ASYM_CIPHER_PARAM_TLS_CLIENT_VERSION); if (p != NULL) { unsigned int client_version; -- 2.41.0
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