diff options
Diffstat (limited to 'fips-1.0/dsa/fips_dsa_ossl.c')
| -rw-r--r-- | fips-1.0/dsa/fips_dsa_ossl.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/fips-1.0/dsa/fips_dsa_ossl.c b/fips-1.0/dsa/fips_dsa_ossl.c index fb3893afc3..a29be0f7fc 100644 --- a/fips-1.0/dsa/fips_dsa_ossl.c +++ b/fips-1.0/dsa/fips_dsa_ossl.c @@ -297,6 +297,18 @@ static int dsa_do_verify(const unsigned char *dgst, FIPS_DSA_SIZE_T dgst_len, DS return -1; } + if (BN_num_bits(dsa->q) != 160) + { + DSAerr(DSA_F_DSA_DO_VERIFY,DSA_R_BAD_Q_VALUE); + return -1; + } + + if (BN_num_bits(dsa->p) > OPENSSL_DSA_MAX_MODULUS_BITS) + { + DSAerr(DSA_F_DSA_DO_VERIFY,DSA_R_MODULUS_TOO_LARGE); + return -1; + } + BN_init(&u1); BN_init(&u2); BN_init(&t1); |