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path: root/app/openssl/crypto/asn1/n_pkey.c
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Diffstat (limited to 'app/openssl/crypto/asn1/n_pkey.c')
-rw-r--r--app/openssl/crypto/asn1/n_pkey.c38
1 files changed, 24 insertions, 14 deletions
diff --git a/app/openssl/crypto/asn1/n_pkey.c b/app/openssl/crypto/asn1/n_pkey.c
index e7d04390..e2517399 100644
--- a/app/openssl/crypto/asn1/n_pkey.c
+++ b/app/openssl/crypto/asn1/n_pkey.c
@@ -129,6 +129,7 @@ int i2d_RSA_NET(const RSA *a, unsigned char **pp,
unsigned char buf[256],*zz;
unsigned char key[EVP_MAX_KEY_LENGTH];
EVP_CIPHER_CTX ctx;
+ EVP_CIPHER_CTX_init(&ctx);
if (a == NULL) return(0);
@@ -206,24 +207,28 @@ int i2d_RSA_NET(const RSA *a, unsigned char **pp,
i = strlen((char *)buf);
/* If the key is used for SGC the algorithm is modified a little. */
if(sgckey) {
- EVP_Digest(buf, i, buf, NULL, EVP_md5(), NULL);
+ if (!EVP_Digest(buf, i, buf, NULL, EVP_md5(), NULL))
+ goto err;
memcpy(buf + 16, "SGCKEYSALT", 10);
i = 26;
}
- EVP_BytesToKey(EVP_rc4(),EVP_md5(),NULL,buf,i,1,key,NULL);
+ if (!EVP_BytesToKey(EVP_rc4(),EVP_md5(),NULL,buf,i,1,key,NULL))
+ goto err;
OPENSSL_cleanse(buf,256);
/* Encrypt private key in place */
zz = enckey->enckey->digest->data;
- EVP_CIPHER_CTX_init(&ctx);
- EVP_EncryptInit_ex(&ctx,EVP_rc4(),NULL,key,NULL);
- EVP_EncryptUpdate(&ctx,zz,&i,zz,pkeylen);
- EVP_EncryptFinal_ex(&ctx,zz + i,&j);
- EVP_CIPHER_CTX_cleanup(&ctx);
+ if (!EVP_EncryptInit_ex(&ctx,EVP_rc4(),NULL,key,NULL))
+ goto err;
+ if (!EVP_EncryptUpdate(&ctx,zz,&i,zz,pkeylen))
+ goto err;
+ if (!EVP_EncryptFinal_ex(&ctx,zz + i,&j))
+ goto err;
ret = i2d_NETSCAPE_ENCRYPTED_PKEY(enckey, pp);
err:
+ EVP_CIPHER_CTX_cleanup(&ctx);
NETSCAPE_ENCRYPTED_PKEY_free(enckey);
NETSCAPE_PKEY_free(pkey);
return(ret);
@@ -288,6 +293,7 @@ static RSA *d2i_RSA_NET_2(RSA **a, ASN1_OCTET_STRING *os,
const unsigned char *zz;
unsigned char key[EVP_MAX_KEY_LENGTH];
EVP_CIPHER_CTX ctx;
+ EVP_CIPHER_CTX_init(&ctx);
i=cb((char *)buf,256,"Enter Private Key password:",0);
if (i != 0)
@@ -298,19 +304,22 @@ static RSA *d2i_RSA_NET_2(RSA **a, ASN1_OCTET_STRING *os,
i = strlen((char *)buf);
if(sgckey){
- EVP_Digest(buf, i, buf, NULL, EVP_md5(), NULL);
+ if (!EVP_Digest(buf, i, buf, NULL, EVP_md5(), NULL))
+ goto err;
memcpy(buf + 16, "SGCKEYSALT", 10);
i = 26;
}
- EVP_BytesToKey(EVP_rc4(),EVP_md5(),NULL,buf,i,1,key,NULL);
+ if (!EVP_BytesToKey(EVP_rc4(),EVP_md5(),NULL,buf,i,1,key,NULL))
+ goto err;
OPENSSL_cleanse(buf,256);
- EVP_CIPHER_CTX_init(&ctx);
- EVP_DecryptInit_ex(&ctx,EVP_rc4(),NULL, key,NULL);
- EVP_DecryptUpdate(&ctx,os->data,&i,os->data,os->length);
- EVP_DecryptFinal_ex(&ctx,&(os->data[i]),&j);
- EVP_CIPHER_CTX_cleanup(&ctx);
+ if (!EVP_DecryptInit_ex(&ctx,EVP_rc4(),NULL, key,NULL))
+ goto err;
+ if (!EVP_DecryptUpdate(&ctx,os->data,&i,os->data,os->length))
+ goto err;
+ if (!EVP_DecryptFinal_ex(&ctx,&(os->data[i]),&j))
+ goto err;
os->length=i+j;
zz=os->data;
@@ -328,6 +337,7 @@ static RSA *d2i_RSA_NET_2(RSA **a, ASN1_OCTET_STRING *os,
goto err;
}
err:
+ EVP_CIPHER_CTX_cleanup(&ctx);
NETSCAPE_PKEY_free(pkey);
return(ret);
}