Commit d64a227f authored by Dr. Stephen Henson's avatar Dr. Stephen Henson
Browse files

Check PKCS#8 pkey field is valid before cleansing. 



PR:3683
Reviewed-by: default avatarTim Hudson <tjh@openssl.org>
(cherry picked from commit 52e028b9)
parent 6844c129

crypto/asn1/p8_pkey.c

+2 −1
Original line number Diff line number Diff line
@@ -68,7 +68,8 @@ static int pkey_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it) 
    /* Since the structure must still be valid use ASN1_OP_FREE_PRE */

    if (operation == ASN1_OP_FREE_PRE) {

        PKCS8_PRIV_KEY_INFO *key = (PKCS8_PRIV_KEY_INFO *)*pval;

        if (key->pkey->value.octet_string)

        if (key->pkey && key->pkey->type == V_ASN1_OCTET_STRING

            && key->pkey->value.octet_string != NULL)

            OPENSSL_cleanse(key->pkey->value.octet_string->data,

                            key->pkey->value.octet_string->length);

    }