amoralej / rpms / 389-ds-base

Forked from rpms/389-ds-base 5 years ago
Clone

Blame SOURCES/0098-Bug-1123477-unauthenticated-information-disclosure.patch

5bd817
From 394277fdcef70078b54a280de88ab06dd289cc7a Mon Sep 17 00:00:00 2001
5bd817
From: Noriko Hosoi <nhosoi@redhat.com>
5bd817
Date: Mon, 28 Jul 2014 09:42:43 -0700
5bd817
Subject: [PATCH] Bug 1123477 - unauthenticated information disclosure
5bd817
5bd817
Fix Description: nscpentrywsi is returned only authenticated as root.
5bd817
The bug was fixed by lkrispen@redhat.com (Ludwig Krispenz).
5bd817
His patch was modified based upon this review comment.
5bd817
https://bugzilla.redhat.com/show_bug.cgi?id=1123477#c2
5bd817
5bd817
https://bugzilla.redhat.com/show_bug.cgi?id=1123864
5bd817
5bd817
(cherry picked from commit aa90e26d5c4ea47b2a4a22f99cf0742cf48b3fae)
5bd817
---
5bd817
 ldap/servers/slapd/computed.c     | 17 +++++++++++++++--
5bd817
 ldap/servers/slapd/entrywsi.c     |  2 +-
5bd817
 ldap/servers/slapd/slapi-plugin.h |  1 +
5bd817
 3 files changed, 17 insertions(+), 3 deletions(-)
5bd817
5bd817
diff --git a/ldap/servers/slapd/computed.c b/ldap/servers/slapd/computed.c
5bd817
index 7c99b45..7a80c96 100644
5bd817
--- a/ldap/servers/slapd/computed.c
5bd817
+++ b/ldap/servers/slapd/computed.c
5bd817
@@ -59,6 +59,7 @@ struct _computed_attr_context {
5bd817
 struct _compute_evaluator {
5bd817
 	struct _compute_evaluator *next;
5bd817
 	slapi_compute_callback_t function;
5bd817
+	int rootonly;
5bd817
 };
5bd817
 typedef struct _compute_evaluator compute_evaluator;
5bd817
 
5bd817
@@ -95,6 +96,13 @@ int compute_call_evaluators_nolock(computed_attr_context *c,slapi_compute_output
5bd817
         compute_evaluator *current = NULL;
5bd817
         
5bd817
         for (current = compute_evaluators; (current != NULL) && (-1 == rc); current = current->next) {
5bd817
+		if (current->rootonly) {
5bd817
+			int isroot;
5bd817
+			slapi_pblock_get(c->pb, SLAPI_REQUESTOR_ISROOT, &isroot);
5bd817
+			if (!isroot) {
5bd817
+				continue;
5bd817
+			}
5bd817
+		}
5bd817
                 rc = (*(current->function))(c,type,e,outfn);
5bd817
         }
5bd817
         return rc;
5bd817
@@ -157,14 +165,19 @@ compute_stock_evaluator(computed_attr_context *c,char* type,Slapi_Entry *e,slapi
5bd817
 }
5bd817
 
5bd817
 static void
5bd817
-compute_add_evaluator_nolock(slapi_compute_callback_t function, compute_evaluator *new_eval)
5bd817
+compute_add_evaluator_nolock(slapi_compute_callback_t function, compute_evaluator *new_eval, int rootonly)
5bd817
 {
5bd817
     new_eval->next = compute_evaluators;
5bd817
     new_eval->function = function;
5bd817
+    new_eval->rootonly = rootonly;
5bd817
     compute_evaluators = new_eval;
5bd817
 }
5bd817
 int slapi_compute_add_evaluator(slapi_compute_callback_t function)
5bd817
 {
5bd817
+	return slapi_compute_add_evaluator_ext(function, 0);
5bd817
+}
5bd817
+int slapi_compute_add_evaluator_ext(slapi_compute_callback_t function, int rootonly)
5bd817
+{
5bd817
 	int rc = 0;
5bd817
 	compute_evaluator *new_eval = NULL;
5bd817
 	PR_ASSERT(NULL != function);
5bd817
@@ -187,7 +200,7 @@ int slapi_compute_add_evaluator(slapi_compute_callback_t function)
5bd817
                     slapi_rwlock_wrlock(compute_evaluators_lock);
5bd817
                 }
5bd817
                 
5bd817
-                compute_add_evaluator_nolock(function, new_eval);
5bd817
+                compute_add_evaluator_nolock(function, new_eval, rootonly);
5bd817
                 
5bd817
                 if (need_lock) {
5bd817
                     slapi_rwlock_unlock(compute_evaluators_lock);
5bd817
diff --git a/ldap/servers/slapd/entrywsi.c b/ldap/servers/slapd/entrywsi.c
5bd817
index 248a41f..0c01681 100644
5bd817
--- a/ldap/servers/slapd/entrywsi.c
5bd817
+++ b/ldap/servers/slapd/entrywsi.c
5bd817
@@ -898,7 +898,7 @@ entry_compute_nscpentrywsi(computed_attr_context *c,char* type,Slapi_Entry *e,sl
5bd817
 int 
5bd817
 entry_computed_attr_init()
5bd817
 {
5bd817
-	slapi_compute_add_evaluator(entry_compute_nscpentrywsi);
5bd817
+	slapi_compute_add_evaluator_ext(entry_compute_nscpentrywsi, 1 /* root only */);
5bd817
 	return 0;
5bd817
 }
5bd817
 
5bd817
diff --git a/ldap/servers/slapd/slapi-plugin.h b/ldap/servers/slapd/slapi-plugin.h
5bd817
index d8cfe33..e1cadbc 100644
5bd817
--- a/ldap/servers/slapd/slapi-plugin.h
5bd817
+++ b/ldap/servers/slapd/slapi-plugin.h
5bd817
@@ -6038,6 +6038,7 @@ typedef int (*slapi_compute_output_t)(computed_attr_context *c,Slapi_Attr *a , S
5bd817
 typedef int (*slapi_compute_callback_t)(computed_attr_context *c,char* type,Slapi_Entry *e,slapi_compute_output_t outputfn);
5bd817
 typedef int (*slapi_search_rewrite_callback_t)(Slapi_PBlock *pb);
5bd817
 int slapi_compute_add_evaluator(slapi_compute_callback_t function);
5bd817
+int slapi_compute_add_evaluator_ext(slapi_compute_callback_t function, int rootonly);
5bd817
 int slapi_compute_add_search_rewriter(slapi_search_rewrite_callback_t function);
5bd817
 int	compute_rewrite_search_filter(Slapi_PBlock *pb);
5bd817
 
5bd817
-- 
5bd817
1.8.1.4
5bd817