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When a private key is validated and there is no private key, return early.

Browse Source 
Affected functions:

dsa_validate_public
dsa_validate_private
dh_validate_public
dh_validate_private

Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org>
Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/11598)
This commit is contained in:
Mat Berchtold 2020-04-21 14:13:16 -05:00 committed by Richard Levitte
parent 64e54bf5c6
commit 2fc2e37b28
2 changed files with 8 additions and 0 deletions
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4
providers/implementations/keymgmt/dh_kmgmt.c
View File

@ -322,6 +322,8 @@ static int dh_validate_public(DH *dh)
const BIGNUM *pub_key = NULL;
DH_get0_key(dh, &pub_key, NULL);
if (pub_key == NULL)
return 0;
return DH_check_pub_key_ex(dh, pub_key);
}
@ -331,6 +333,8 @@ static int dh_validate_private(DH *dh)
const BIGNUM *priv_key = NULL;
DH_get0_key(dh, NULL, &priv_key);
if (priv_key == NULL)
return 0;
return dh_check_priv_key(dh, priv_key, &status);;
}

4
providers/implementations/keymgmt/dsa_kmgmt.c
View File

@ -312,6 +312,8 @@ static int dsa_validate_public(DSA *dsa)
const BIGNUM *pub_key = NULL;
DSA_get0_key(dsa, &pub_key, NULL);
if (pub_key == NULL)
return 0;
return dsa_check_pub_key(dsa, pub_key, &status);
}
@ -321,6 +323,8 @@ static int dsa_validate_private(DSA *dsa)
const BIGNUM *priv_key = NULL;
DSA_get0_key(dsa, NULL, &priv_key);
if (priv_key == NULL)
return 0;
return dsa_check_priv_key(dsa, priv_key, &status);
}