nss/SOURCES/nss-3.79-dont-verify-default.patch

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2022-09-27 11:08:13 +00:00
diff --git a/lib/softoken/legacydb/pcertdb.c b/lib/softoken/legacydb/pcertdb.c
--- a/lib/softoken/legacydb/pcertdb.c
+++ b/lib/softoken/legacydb/pcertdb.c
@@ -4272,16 +4272,17 @@ CreateTrust(void)
{
NSSLOWCERTTrust *trust = NULL;
nsslowcert_LockFreeList();
trust = trustListHead;
if (trust) {
trustListCount--;
trustListHead = trust->next;
+ trust->next = NULL;
}
PORT_Assert(trustListCount >= 0);
nsslowcert_UnlockFreeList();
if (trust) {
return trust;
}
return PORT_ZNew(NSSLOWCERTTrust);
@@ -5155,19 +5156,21 @@ done:
}
PRBool
nsslowcert_hasTrust(NSSLOWCERTCertTrust *trust)
{
if (trust == NULL) {
return PR_FALSE;
}
- return !((trust->sslFlags & CERTDB_TRUSTED_UNKNOWN) &&
- (trust->emailFlags & CERTDB_TRUSTED_UNKNOWN) &&
- (trust->objectSigningFlags & CERTDB_TRUSTED_UNKNOWN));
+ /* if we only have CERTDB__USER and CERTDB_TRUSTED_UNKNOWN bits, then
+ * we don't have a trust record. */
+ return !(((trust->sslFlags & ~(CERTDB_USER|CERTDB_TRUSTED_UNKNOWN)) == 0) &&
+ ((trust->emailFlags & ~(CERTDB_USER|CERTDB_TRUSTED_UNKNOWN)) == 0) &&
+ ((trust->objectSigningFlags & ~(CERTDB_USER|CERTDB_TRUSTED_UNKNOWN)) == 0));
}
/*
* This function has the logic that decides if another person's cert and
* email profile from an S/MIME message should be saved. It can deal with
* the case when there is no profile.
*/
static SECStatus
diff --git a/lib/softoken/sftkdb.c b/lib/softoken/sftkdb.c
--- a/lib/softoken/sftkdb.c
+++ b/lib/softoken/sftkdb.c
@@ -119,47 +119,79 @@ sftkdb_isAuthenticatedAttribute(CK_ATTRI
case CKA_TRUST_STEP_UP_APPROVED:
case CKA_NSS_OVERRIDE_EXTENSIONS:
return PR_TRUE;
default:
break;
}
return PR_FALSE;
}
-
/*
* convert a native ULONG to a database ulong. Database ulong's
* are all 4 byte big endian values.
*/
void
sftk_ULong2SDBULong(unsigned char *data, CK_ULONG value)
{
int i;
for (i = 0; i < SDB_ULONG_SIZE; i++) {
data[i] = (value >> (SDB_ULONG_SIZE - 1 - i) * BBP) & 0xff;
}
}
/*
* convert a database ulong back to a native ULONG. (reverse of the above
- * function.
+ * function).
*/
static CK_ULONG
sftk_SDBULong2ULong(unsigned char *data)
{
int i;
CK_ULONG value = 0;
for (i = 0; i < SDB_ULONG_SIZE; i++) {
value |= (((CK_ULONG)data[i]) << (SDB_ULONG_SIZE - 1 - i) * BBP);
}
return value;
}
+/* certain trust records are default values, which are the values
+ * returned if the signature check fails anyway.
+ * In those cases, we can skip the signature check. */
+PRBool
+sftkdb_isNullTrust(const CK_ATTRIBUTE *template)
+{
+ switch (template->type) {
+ case CKA_TRUST_SERVER_AUTH:
+ case CKA_TRUST_CLIENT_AUTH:
+ case CKA_TRUST_EMAIL_PROTECTION:
+ case CKA_TRUST_CODE_SIGNING:
+ if (template->ulValueLen != SDB_ULONG_SIZE) {
+ break;
+ }
+ if (sftk_SDBULong2ULong(template->pValue) ==
+ CKT_NSS_TRUST_UNKNOWN) {
+ return PR_TRUE;
+ }
+ break;
+ case CKA_TRUST_STEP_UP_APPROVED:
+ if (template->ulValueLen != 1) {
+ break;
+ }
+ if (*((unsigned char *)(template->pValue)) == 0) {
+ return PR_TRUE;
+ }
+ break;
+ default:
+ break;
+ }
+ return PR_FALSE;
+}
+
/*
* fix up the input templates. Our fixed up ints are stored in data and must
* be freed by the caller. The new template must also be freed. If there are no
* CK_ULONG attributes, the orignal template is passed in as is.
*/
static CK_ATTRIBUTE *
sftkdb_fixupTemplateIn(const CK_ATTRIBUTE *template, int count,
unsigned char **dataOut, int *dataOutSize)
@@ -410,17 +442,18 @@ sftkdb_fixupTemplateOut(CK_ATTRIBUTE *te
}
/* copy the plain text back into the template */
PORT_Memcpy(template[i].pValue, plainText->data, plainText->len);
template[i].ulValueLen = plainText->len;
SECITEM_ZfreeItem(plainText, PR_TRUE);
}
/* make sure signed attributes are valid */
- if (checkSig && sftkdb_isAuthenticatedAttribute(ntemplate[i].type)) {
+ if (checkSig && sftkdb_isAuthenticatedAttribute(ntemplate[i].type)
+ && !sftkdb_isNullTrust(&ntemplate[i])) {
SECStatus rv;
CK_RV local_crv;
SECItem signText;
SECItem plainText;
unsigned char signData[SDB_MAX_META_DATA_LEN];
signText.data = signData;
signText.len = sizeof(signData);
@@ -2387,16 +2420,18 @@ sftkdb_mergeObject(SFTKDBHandle *handle,
crv = (*source->sdb_GetAttributeValue)(source, id,
ptemplate, max_attributes);
if (crv != CKR_OK) {
goto loser;
}
objectType = sftkdb_getULongFromTemplate(CKA_CLASS, ptemplate,
max_attributes);
+/*printf(" - merging object Type 0x%08lx id=0x%08lx updateID=%s\n", objectType, id,
+ handle->updateID?handle->updateID: "<NULL>");*/
/*
* Update Object updates the object template if necessary then returns
* whether or not we need to actually write the object out to our target
* database.
*/
if (!handle->updateID) {
crv = sftkdb_CreateObject(arena, handle, target, &newID,