sssd/0062-sudo-fix-error-handling-in-sudosrv_refresh_rules_don.patch

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Backport a bunch of upstream fixes - Resolves: upstream#3821 - crash related to sbus_router_destructor() - Resolves: upstream#3810 - sbus2: fix memory leak in sbus_message_bound_ref - Resolves: upstream#3819 - sssd only sets the SELinux login context if it differs from the default - Resolves: upstream#3807 - The sbus codegen script relies on "python" which might not be available on all distributions - Resolves: upstream#3820 - sudo: search with lower cased name for case insensitive domains - Resolves: upstream#3701 - [RFE] Allow changing default behavior of SSSD from an allow-any default to a deny-any default when it can't find any GPOs to apply to a user login. - Resolves: upstream#3828 - Invalid domain provider causes SSSD to abort startup - Resolves: upstream#3500 - Make sure sssd is a replacement for pam_pkcs11 also for local account authentication - Resolves: upstream#3812 - sssd 2.0.0 segfaults on startup - Resolves: upstream#3826 - Remove references of sss_user/group/add/del commands in man pages since local provider is deprecated - Resolves: upstream#3827 - SSSD should log to syslog if a domain is not started due to a misconfiguration - Resolves: upstream#3830 - Printing incorrect information about domain with sssctl utility - Resolves: upstream#3489 - p11_child should work wit openssl1.0+ - Resolves: upstream#3750 - [RFE] man 5 sssd-files should mention necessary changes in nsswitch.conf - Resovles: upstream#3650 - RFE: Require smartcard authentication - Resolves: upstream#3334 - sssctl config-check does not check any special characters in domain name of domain section - Resolves: upstream#3849 - Files: The files provider always enumerates which causes duplicate when running getent passwd - Related: upstream#3855 - session not recording for local user when groups defined - Resolves: upstream#3802 - Reuse sysdb_error_to_errno() outside sysdb - Related: upstream#3493 - Remove the pysss.local interface
2018-10-24 08:34:15 +00:00
From 8fbaf224193b9ca8b82a290bd52265c2f9b40315 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pavel=20B=C5=99ezina?= <pbrezina@redhat.com>
Date: Mon, 15 Oct 2018 13:01:34 +0200
Subject: [PATCH 78/83] sudo: fix error handling in sudosrv_refresh_rules_done
If sbus returns non-zero code then the output variables are not set and
therefore we access uninitialized memory.
Resolves:
https://pagure.io/SSSD/sssd/issue/3854
Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>
---
src/responder/sudo/sudosrv_get_sudorules.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/responder/sudo/sudosrv_get_sudorules.c b/src/responder/sudo/sudosrv_get_sudorules.c
index 14bd824..76faef0 100644
--- a/src/responder/sudo/sudosrv_get_sudorules.c
+++ b/src/responder/sudo/sudosrv_get_sudorules.c
@@ -576,10 +576,15 @@ static void sudosrv_refresh_rules_done(struct tevent_req *subreq)
ret = sss_dp_get_sudoers_recv(state, subreq, &err_maj, &err_min, &err_msg);
talloc_zfree(subreq);
if (ret != EOK) {
+ DEBUG(SSSDBG_CRIT_FAILURE, "Unable to refresh rules [%d]: %s\n",
+ ret, sss_strerror(ret));
+ goto done;
+ } else if (err_maj != 0 || err_min != 0) {
DEBUG(SSSDBG_CRIT_FAILURE,
"Unable to get information from Data Provider, "
"Error: %u, %u, %s\n",
- (unsigned int)err_maj, (unsigned int)err_min, err_msg);
+ (unsigned int)err_maj, (unsigned int)err_min,
+ (err_msg == NULL ? "(null)" : err_msg));
goto done;
}
--
2.9.5