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Samba 4.2 broke FreeIPA trusts to AD

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Fixes #1219834
This commit is contained in:
Alexander Bokovoy 2015-05-11 20:29:59 +03:00
parent 7f71dc3fee
commit a797802842
2 changed files with 41 additions and 1 deletions
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35
samba-4.2-auth-credentials-if-credentials-have-principal-set-t.patch Normal file
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@ -0,0 +1,35 @@
From 97d7bc19bb463cfbb9d45b69cec1e668eb15b4a1 Mon Sep 17 00:00:00 2001
From: Alexander Bokovoy <ab@samba.org>
Date: Thu, 7 May 2015 14:12:03 +0000
Subject: [PATCH] auth/credentials: if credentials have principal set, they are
not anonymous anymore
When dealing with Kerberos, we cannot consider credentials anonymous
if credentials were obtained properly.
Signed-off: Alexander Bokovoy <ab@samba.org>
---
auth/credentials/credentials.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/auth/credentials/credentials.c b/auth/credentials/credentials.c
index 78b5955..b1ccc5a 100644
--- a/auth/credentials/credentials.c
+++ b/auth/credentials/credentials.c
@@ -921,6 +921,13 @@ _PUBLIC_ bool cli_credentials_is_anonymous(struct cli_credentials *cred)
cred->machine_account_pending_lp_ctx);
}
+ if (cli_credentials_get_kerberos_state(cred) != CRED_DONT_USE_KERBEROS) {
+ /* if principal is set, it's not anonymous */
+ if (cred->principal && cred->principal_obtained >= cred->username_obtained) {
+ return false;
+ }
+ }
+
username = cli_credentials_get_username(cred);
/* Yes, it is deliberate that we die if we have a NULL pointer
--
2.4.0

7
samba.spec
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@ -6,7 +6,7 @@
# ctdb is enabled by default, you can disable it with: --without clustering
%bcond_without clustering
%define main_release 7
%define main_release 8
%define samba_version 4.2.1
%define talloc_version 2.1.2
@ -95,6 +95,7 @@ Source0: samba-%{version}%{pre_release}.tar.xz
Patch0: samba-4.2.2-fix_debug_macro.patch
Patch1: samba-4.2.2-lib-util-fix-detection-of-systemd-libraries.patch
Patch2: samba-4.2-fix-rpc-helper.patch
Patch3: samba-4.2-auth-credentials-if-credentials-have-principal-set-t.patch
# Red Hat specific replacement-files
Source1: samba.log
@ -643,6 +644,7 @@ and use CTDB instead.
%patch0 -p1 -b .samba-4.2.2-fix_debug_macro.patch
%patch1 -p1 -b .samba-4.2.2-lib-util-fix-detection-of-systemd-libraries.patch
%patch2 -p1 -b .samba-4.2-fix-rpc-helper.patch
%patch3 -p1 -b .samba-4.2-auth-credentials-if-credentials-have-principal-set-t.patch
%build
%global _talloc_lib ,talloc,pytalloc,pytalloc-util
@ -1931,6 +1933,9 @@ rm -rf %{buildroot}
%endif # with_clustering_support
%changelog
* Mon May 11 2015 Alexander Bokovoy <abokovoy@redhat.com> - 4.2.1-8
- Fixes: #1219832: Samba 4.2 broke FreeIPA trusts to AD
* Thu Apr 30 2015 Alexander Bokovoy <abokovoy@redhat.com> - 4.2.1-7
- Fix LSASD daemon
- resolves: #1217346 - FreeIPA trusts to AD broken due to Samba 4.2 failure to run LSARPC pipe externally