check EC public key isn't point at infinity

This commit is contained in:
Dr. Stephen Henson
2011-01-24 15:04:34 +00:00
parent 0aa1aedbce
commit a428ac4750
2 changed files with 7 additions and 1 deletions

View File

@@ -304,6 +304,12 @@ int EC_KEY_check_key(const EC_KEY *eckey)
ECerr(EC_F_EC_KEY_CHECK_KEY, ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
if (EC_POINT_is_at_infinity(eckey->group, eckey->pub_key))
{
ECerr(EC_F_EC_KEY_CHECK_KEY, EC_R_POINT_AT_INFINITY);
goto err;
}
if ((ctx = BN_CTX_new()) == NULL)
goto err;