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openSUSE:Step:15-SP2
openssl-1_1.13678
openssl-fips-rsagen-d-bits.patch
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File openssl-fips-rsagen-d-bits.patch of Package openssl-1_1.13678
Index: openssl-1.1.0i/crypto/rsa/rsa_gen.c =================================================================== --- openssl-1.1.0i.orig/crypto/rsa/rsa_gen.c 2019-01-18 13:08:37.886036263 +0100 +++ openssl-1.1.0i/crypto/rsa/rsa_gen.c 2019-01-18 13:16:49.909110119 +0100 @@ -174,6 +174,12 @@ static int fips_rsa_builtin_keygen(RSA * goto err; } + BN_copy(rsa->e, e_value); + + if (!BN_is_zero(rsa->p) && !BN_is_zero(rsa->q)) + test = 1; + +retry: /* prepare approximate minimum p and q */ if (!BN_set_word(r0, 0xB504F334)) goto err; @@ -186,18 +192,12 @@ static int fips_rsa_builtin_keygen(RSA * if (!BN_lshift(r3, r3, pbits - 100)) goto err; - BN_copy(rsa->e, e_value); - - if (!BN_is_zero(rsa->p) && !BN_is_zero(rsa->q)) - test = 1; - BN_set_flags(r0, BN_FLG_CONSTTIME); BN_set_flags(r1, BN_FLG_CONSTTIME); BN_set_flags(r2, BN_FLG_CONSTTIME); BN_set_flags(rsa->p, BN_FLG_CONSTTIME); BN_set_flags(rsa->q, BN_FLG_CONSTTIME); - retry: /* generate p and q */ for (i = 0; i < 5 * pbits; i++) { ploop: @@ -332,6 +332,8 @@ static int fips_rsa_builtin_keygen(RSA * goto err; } + /* test 2^(bits/2) < d < LCM((p-1)*(q-1)) */ + /* the LCM part is covered due to the generation by modulo above */ if (BN_num_bits(rsa->d) < pbits) goto retry; /* d is too small */
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