[SCM] Samba Shared Repository - branch v4-16-test updated

Jule Anger janger at samba.org
Wed Nov 23 13:53:02 UTC 2022


The branch, v4-16-test has been updated
       via  33f74aea5d5 nsswitch: Fix uninitialized memory when allocating pwdlastset_prelim
       via  399522d048e nsswitch: Fix pam_set_data()/pam_get_data() to use pointers to a time_t, not try and embedd it directly.
       via  b11ceb58fee s3:rpc_server: Fix include directive substitution when enumerating shares
       via  ef39898066c s3:tests: Add substitution test for listing shares
       via  5ade6d20f35 s3:tests: Add substitution test for include directive
       via  450dd63bdf9 lib/replace: fix memory leak in snprintf replacements
      from  83da21f4292 VERSION: Bump version up to Samba 4.16.8...

https://git.samba.org/?p=samba.git;a=shortlog;h=v4-16-test


- Log -----------------------------------------------------------------
commit 33f74aea5d5d8096dfd71089a74a123161957197
Author: Noel Power <noel.power at suse.com>
Date:   Wed Nov 16 15:37:52 2022 +0000

    nsswitch: Fix uninitialized memory when allocating pwdlastset_prelim
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=15224
    Signed-off-by: Noel Power <noel.power at suse.com>
    Reviewed-by: Jeremy Allison <jra at samba.org>
    
    Autobuild-User(master): Jeremy Allison <jra at samba.org>
    Autobuild-Date(master): Wed Nov 16 19:29:21 UTC 2022 on sn-devel-184
    
    (cherry picked from commit f6284877ce07fc5ddf4f4e2d824013b645d6e12c)
    
    Autobuild-User(v4-16-test): Jule Anger <janger at samba.org>
    Autobuild-Date(v4-16-test): Wed Nov 23 13:52:37 UTC 2022 on sn-devel-184

commit 399522d048e5f7effec31c67588fac722a970f8d
Author: Jeremy Allison <jra at samba.org>
Date:   Tue Nov 8 16:16:07 2022 -0800

    nsswitch: Fix pam_set_data()/pam_get_data() to use pointers to a time_t, not try and embedd it directly.
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=15224
    
    Signed-off-by: Jeremy Allison <jra at samba.org>
    Reviewed-by: Noel Power <npower at samba.org>
    
    Autobuild-User(master): Noel Power <npower at samba.org>
    Autobuild-Date(master): Wed Nov 16 15:09:45 UTC 2022 on sn-devel-184
    
    (cherry picked from commit 7cb50405515298b75dcc512633fb3877045aabc6)

commit b11ceb58fee9442f4a1f113d5375273fe4357913
Author: Andreas Schneider <asn at samba.org>
Date:   Wed Nov 16 11:24:12 2022 +0100

    s3:rpc_server: Fix include directive substitution when enumerating shares
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=15243
    
    Signed-off-by: Andreas Schneider <asn at samba.org>
    Reviewed-by: Volker Lendecke <vl at samba.org>
    (cherry picked from commit f03665bb7e8ea97699062630f2aa1bac4c5dfc7f)
    (cherry picked from commit 2b643c17d486ecbd0b46a9f31aeb3593ad19e464)

commit ef39898066c3dcdb5f11ca10ae037f2e404d514d
Author: Andreas Schneider <asn at samba.org>
Date:   Wed Nov 16 11:23:44 2022 +0100

    s3:tests: Add substitution test for listing shares
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=15243
    
    Signed-off-by: Andreas Schneider <asn at samba.org>
    Reviewed-by: Volker Lendecke <vl at samba.org>
    (cherry picked from commit c213ead8c4c1b5287294a67e65f271fbb0b922b2)
    (cherry picked from commit 8f1ba9193b0a11a320754cfbde2ab42b68d61ad4)

commit 5ade6d20f35b6dc70f2b4449c72ddf67f924ff82
Author: Andreas Schneider <asn at samba.org>
Date:   Tue Nov 15 16:35:15 2022 +0100

    s3:tests: Add substitution test for include directive
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=15243
    
    Signed-off-by: Andreas Schneider <asn at samba.org>
    Reviewed-by: Volker Lendecke <vl at samba.org>
    (backported from commit ce3d27a9f5a98b4680af5fb5a595b0e7e94f8c30)

commit 450dd63bdf9d8f48701828c52990d3633e738e82
Author: Stefan Metzmacher <metze at samba.org>
Date:   Mon Oct 31 13:16:25 2022 +0100

    lib/replace: fix memory leak in snprintf replacements
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=15230
    
    Signed-off-by: Stefan Metzmacher <metze at samba.org>
    Reviewed-by: Volker Lendecke <vl at samba.org>
    
    Autobuild-User(master): Volker Lendecke <vl at samba.org>
    Autobuild-Date(master): Wed Nov  9 11:18:02 UTC 2022 on sn-devel-184
    
    (cherry picked from commit 76adda9d2fea9f93f4cf97536db5c0be6deeb98c)

-----------------------------------------------------------------------

Summary of changes:
 lib/replace/snprintf.c                     |  2 ++
 nsswitch/pam_winbind.c                     | 24 +++++++++++++++++-------
 selftest/target/Samba3.pm                  | 19 ++++++++++++++++++-
 source3/rpc_server/srvsvc/srv_srvsvc_nt.c  |  8 ++++++++
 source3/script/tests/test_substitutions.sh | 27 +++++++++++++++++++++++++++
 5 files changed, 72 insertions(+), 8 deletions(-)


Changeset truncated at 500 lines:

diff --git a/lib/replace/snprintf.c b/lib/replace/snprintf.c
index 6e4424b0b31..de814af4164 100644
--- a/lib/replace/snprintf.c
+++ b/lib/replace/snprintf.c
@@ -751,6 +751,8 @@ done:
 
 	while (chunks) {
 		cnk = chunks->next;
+		if (chunks->min_star) free(chunks->min_star);
+		if (chunks->max_star) free(chunks->max_star);
 		free(chunks);
 		chunks = cnk;
 	}
diff --git a/nsswitch/pam_winbind.c b/nsswitch/pam_winbind.c
index e7ae605b341..06a8db21b69 100644
--- a/nsswitch/pam_winbind.c
+++ b/nsswitch/pam_winbind.c
@@ -3226,7 +3226,15 @@ int pam_sm_chauthtok(pam_handle_t * pamh, int flags,
 	 */
 
 	if (flags & PAM_PRELIM_CHECK) {
-		time_t pwdlastset_prelim = 0;
+		time_t *pwdlastset_prelim = NULL;
+
+		pwdlastset_prelim = talloc_zero(NULL, time_t);
+		if (pwdlastset_prelim == NULL) {
+			_pam_log(ctx, LOG_CRIT,
+				 "password - out of memory");
+			ret = PAM_BUF_ERR;
+			goto out;
+		}
 
 		/* instruct user what is happening */
 
@@ -3258,7 +3266,7 @@ int pam_sm_chauthtok(pam_handle_t * pamh, int flags,
 		ret = winbind_auth_request(ctx, user, pass_old,
 					   NULL, NULL, 0,
 					   &error, NULL,
-					   &pwdlastset_prelim, NULL);
+					   pwdlastset_prelim, NULL);
 
 		if (ret != PAM_ACCT_EXPIRED &&
 		    ret != PAM_AUTHTOK_EXPIRED &&
@@ -3269,7 +3277,8 @@ int pam_sm_chauthtok(pam_handle_t * pamh, int flags,
 		}
 
 		pam_set_data(pamh, PAM_WINBIND_PWD_LAST_SET,
-			     (void *)pwdlastset_prelim, NULL);
+			     pwdlastset_prelim,
+			     _pam_winbind_cleanup_func);
 
 		ret = pam_set_item(pamh, PAM_OLDAUTHTOK,
 				   (const void *) pass_old);
@@ -3280,7 +3289,7 @@ int pam_sm_chauthtok(pam_handle_t * pamh, int flags,
 		}
 	} else if (flags & PAM_UPDATE_AUTHTOK) {
 
-		time_t pwdlastset_update = 0;
+		time_t *pwdlastset_update = NULL;
 
 		/*
 		 * obtain the proposed password
@@ -3343,8 +3352,9 @@ int pam_sm_chauthtok(pam_handle_t * pamh, int flags,
 		 * By reaching here we have approved the passwords and must now
 		 * rebuild the password database file.
 		 */
-		pam_get_data(pamh, PAM_WINBIND_PWD_LAST_SET,
-			     (const void **) &pwdlastset_update);
+		pam_get_data(pamh,
+			     PAM_WINBIND_PWD_LAST_SET,
+			     (const void **)&pwdlastset_update);
 
 		/*
 		 * if cached creds were enabled, make sure to set the
@@ -3356,7 +3366,7 @@ int pam_sm_chauthtok(pam_handle_t * pamh, int flags,
 		}
 
 		ret = winbind_chauthtok_request(ctx, user, pass_old,
-						pass_new, pwdlastset_update);
+						pass_new, *pwdlastset_update);
 		if (ret != PAM_SUCCESS) {
 			pass_old = pass_new = NULL;
 			goto out;
diff --git a/selftest/target/Samba3.pm b/selftest/target/Samba3.pm
index 976afe89186..0b720a68927 100755
--- a/selftest/target/Samba3.pm
+++ b/selftest/target/Samba3.pm
@@ -2557,6 +2557,8 @@ sub provision($$)
 	my $errorinjectconf="$libdir/error_inject.conf";
 	my $delayinjectconf="$libdir/delay_inject.conf";
 	my $globalinjectconf="$libdir/global_inject.conf";
+	my $aliceconfdir="$libdir";
+	my $aliceconffile="$libdir/alice.conf";
 
 	my $nss_wrapper_pl = "$ENV{PERL} $self->{srcdir}/third_party/nss_wrapper/nss_wrapper.pl";
 	my $nss_wrapper_passwd = "$privatedir/passwd";
@@ -3317,6 +3319,8 @@ sub provision($$)
 [acls_non_canonical]
 	copy = tmp
 	acl flag inherited canonicalization = no
+
+include = $aliceconfdir/%U.conf
 	";
 
 	close(CONF);
@@ -3357,6 +3361,19 @@ sub provision($$)
 	}
 	close(DELAYCONF);
 
+	unless (open(ALICECONF, ">$aliceconffile")) {
+	        warn("Unable to open $aliceconffile");
+		return undef;
+	}
+
+	print ALICECONF "
+[alice_share]
+	path = $shrdir
+	comment = smb username is [%U]
+	";
+
+	close(ALICECONF);
+
 	##
 	## create a test account
 	##
@@ -3962,4 +3979,4 @@ sub wait_for_start_ctdb($$)
 	return 1;
 }
 
-1;
+1;
\ No newline at end of file
diff --git a/source3/rpc_server/srvsvc/srv_srvsvc_nt.c b/source3/rpc_server/srvsvc/srv_srvsvc_nt.c
index 950aa2f2814..f0686a411e1 100644
--- a/source3/rpc_server/srvsvc/srv_srvsvc_nt.c
+++ b/source3/rpc_server/srvsvc/srv_srvsvc_nt.c
@@ -643,6 +643,14 @@ static WERROR init_srv_share_info_ctr(struct pipes_struct *p,
 		added_home = register_homes_share(unix_name);
 	}
 
+	/*
+	 * We need to make sure to reload the services for the connecting user.
+	 * It is possible that the we have includes with substitutions.
+	 *
+	 *  include = /etc/samba/%U.conf
+	 */
+	reload_services(NULL, NULL, false);
+
 	num_services = lp_numservices();
 
         allowed = talloc_zero_array(ctx, bool, num_services);
diff --git a/source3/script/tests/test_substitutions.sh b/source3/script/tests/test_substitutions.sh
index d1525fddc4e..32df560070d 100755
--- a/source3/script/tests/test_substitutions.sh
+++ b/source3/script/tests/test_substitutions.sh
@@ -20,6 +20,7 @@ failed=0
 samba_bindir="$BINDIR"
 samba_srcdir="$SRCDIR"
 smbclient="$samba_bindir/smbclient"
+rpcclient="$samba_bindir/rpcclient"
 
 . $samba_srcdir/testprogs/blackbox/subunit.sh
 . $samba_srcdir/testprogs/blackbox/common_test_fns.inc
@@ -49,4 +50,30 @@ SMB_UNC="//$SERVER/sub_valid_users_group"
 test_smbclient "Test login to share with substitution for valid user's UNIX group" \
 	"ls" "$SMB_UNC" "-U$USERNAME%$PASSWORD" || failed=$(expr $failed + 1)
 
+test_smbclient \
+	"Test for login to share with include substitution [${USERNAME}]" \
+	"ls" "//${SERVER}/${USERNAME}_share" "-U$USERNAME%$PASSWORD" ||
+	failed=$((failed + 1))
+
+test_smbclient_expect_failure \
+	"Netative test for login to share with include substitution [${DC_USERNAME}]" \
+	"ls" "//${SERVER}/${USERNAME}_share" "-U$DC_USERNAME%$DC_PASSWORD" ||
+	failed=$((failed + 1))
+
+testit_grep_count \
+	"Test for share enum with include substitution" \
+	"netname: ${USERNAME}_share" \
+	1 \
+	${rpcclient} "ncacn_np:${SERVER}" "-U$USERNAME%$PASSWORD" \
+	-c netshareenum ||
+	failed=$((failed + 1))
+
+testit_grep_count \
+	"Negative test for share enum with include substitution" \
+	"netname: ${USERNAME}_share" \
+	0 \
+	${rpcclient} "ncacn_np:${SERVER}" "-U$DC_USERNAME%$DC_PASSWORD" \
+	-c netshareenum ||
+	failed=$((failed + 1))
+
 exit $failed


-- 
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