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* security.cc (open_local_policy): Initialize lsa handle to NULL.

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Request only needed access rights in call to LsaOpenPolicy().
	(create_token): Check for NULL lsa pointer.
This commit is contained in:
Corinna Vinschen 2001-12-29 22:03:32 +00:00
parent 971ec8d310
commit e37f6c57cd
2 changed files with 10 additions and 3 deletions
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6
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,9 @@
2001-12-29 Corinna Vinschen <corinna@vinschen.de>
* security.cc (open_local_policy): Initialize lsa handle to NULL.
Request only needed access rights in call to LsaOpenPolicy().
(create_token): Check for NULL lsa pointer.
2001-12-28 Corinna Vinschen <corinna@vinschen.de> 2001-12-28 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din: Add symbols for endutent(), getutent(), getutid(), * cygwin.din: Add symbols for endutent(), getutent(), getutid(),

7
winsup/cygwin/security.cc
View File

@ -181,9 +181,10 @@ static LSA_HANDLE
open_local_policy () open_local_policy ()
{ {
LSA_OBJECT_ATTRIBUTES oa = { 0, 0, 0, 0, 0, 0 }; LSA_OBJECT_ATTRIBUTES oa = { 0, 0, 0, 0, 0, 0 };
LSA_HANDLE lsa = INVALID_HANDLE_VALUE; LSA_HANDLE lsa = NULL;
NTSTATUS ret = LsaOpenPolicy(NULL, &oa, POLICY_ALL_ACCESS, &lsa); NTSTATUS ret = LsaOpenPolicy(NULL, &oa, POLICY_VIEW_LOCAL_INFORMATION
| POLICY_LOOKUP_NAMES, &lsa);
if (ret != STATUS_SUCCESS) if (ret != STATUS_SUCCESS)
set_errno (LsaNtStatusToWinError (ret)); set_errno (LsaNtStatusToWinError (ret));
return lsa; return lsa;
@ -739,7 +740,7 @@ create_token (cygsid &usersid, cygsid &pgrpsid)
goto out; goto out;
/* Open policy object. */ /* Open policy object. */
if ((lsa = open_local_policy ()) == INVALID_HANDLE_VALUE) if (!(lsa = open_local_policy ()))
goto out; goto out;
/* Get logon server. */ /* Get logon server. */