nss/SOURCES/nss-3.53-fix-private_key_ma...

105 lines
4.2 KiB
Diff

diff --git a/lib/softoken/sftkpwd.c b/lib/softoken/sftkpwd.c
--- a/lib/softoken/sftkpwd.c
+++ b/lib/softoken/sftkpwd.c
@@ -277,17 +277,19 @@ sftkdb_DecryptAttribute(SFTKDBHandle *ha
*plain = nsspkcs5_CipherData(cipherValue.param, passKey, &cipherValue.value,
PR_FALSE, NULL);
if (*plain == NULL) {
rv = SECFailure;
goto loser;
}
/* If we are using aes 256, we need to check authentication as well.*/
- if ((type != CKT_INVALID_TYPE) && (cipherValue.alg == SEC_OID_AES_256_CBC)) {
+ if ((type != CKT_INVALID_TYPE) &&
+ (cipherValue.alg == SEC_OID_PKCS5_PBES2) &&
+ (cipherValue.param->encAlg == SEC_OID_AES_256_CBC)) {
SECItem signature;
unsigned char signData[SDB_MAX_META_DATA_LEN];
/* if we get here from the old legacy db, there is clearly an
* error, don't return the plaintext */
if (handle == NULL) {
rv = SECFailure;
PORT_SetError(SEC_ERROR_LIBRARY_FAILURE);
@@ -299,17 +301,27 @@ sftkdb_DecryptAttribute(SFTKDBHandle *ha
rv = sftkdb_GetAttributeSignature(handle, handle, id, type,
&signature);
if (rv != SECSuccess) {
goto loser;
}
rv = sftkdb_VerifyAttribute(handle, passKey, CK_INVALID_HANDLE, type,
*plain, &signature);
if (rv != SECSuccess) {
- goto loser;
+ /* handle a bug where old versions of NSS misfiled the signature
+ * attribute on password update */
+ id |= SFTK_KEYDB_TYPE|SFTK_TOKEN_TYPE;
+ signature.len = sizeof(signData);
+ rv = sftkdb_GetAttributeSignature(handle, handle, id, type,
+ &signature);
+ if (rv != SECSuccess) {
+ goto loser;
+ }
+ rv = sftkdb_VerifyAttribute(handle, passKey, CK_INVALID_HANDLE,
+ type, *plain, &signature);
}
}
loser:
if (cipherValue.param) {
nsspkcs5_DestroyPBEParameter(cipherValue.param);
}
if (cipherValue.arena) {
@@ -1186,16 +1198,17 @@ sftk_updateEncrypted(PLArenaPool *arena,
};
const CK_ULONG privAttrCount = sizeof(privAttrTypes) / sizeof(privAttrTypes[0]);
// We don't know what attributes this object has, so we update them one at a
// time.
unsigned int i;
for (i = 0; i < privAttrCount; i++) {
// Read the old attribute in the clear.
+ CK_OBJECT_HANDLE sdbId = id & SFTK_OBJ_ID_MASK;
CK_ATTRIBUTE privAttr = { privAttrTypes[i], NULL, 0 };
CK_RV crv = sftkdb_GetAttributeValue(keydb, id, &privAttr, 1);
if (crv != CKR_OK) {
continue;
}
if ((privAttr.ulValueLen == -1) || (privAttr.ulValueLen == 0)) {
continue;
}
@@ -1210,30 +1223,29 @@ sftk_updateEncrypted(PLArenaPool *arena,
if ((privAttr.ulValueLen == -1) || (privAttr.ulValueLen == 0)) {
return CKR_GENERAL_ERROR;
}
SECItem plainText;
SECItem *result;
plainText.data = privAttr.pValue;
plainText.len = privAttr.ulValueLen;
if (sftkdb_EncryptAttribute(arena, keydb, keydb->db, newKey,
- iterationCount, id, privAttr.type,
+ iterationCount, sdbId, privAttr.type,
&plainText, &result) != SECSuccess) {
return CKR_GENERAL_ERROR;
}
privAttr.pValue = result->data;
privAttr.ulValueLen = result->len;
// Clear sensitive data.
PORT_Memset(plainText.data, 0, plainText.len);
// Write the newly encrypted attributes out directly.
- CK_OBJECT_HANDLE newId = id & SFTK_OBJ_ID_MASK;
keydb->newKey = newKey;
keydb->newDefaultIterationCount = iterationCount;
- crv = (*keydb->db->sdb_SetAttributeValue)(keydb->db, newId, &privAttr, 1);
+ crv = (*keydb->db->sdb_SetAttributeValue)(keydb->db, sdbId, &privAttr, 1);
keydb->newKey = NULL;
if (crv != CKR_OK) {
return crv;
}
}
return CKR_OK;
}