samba/0001-CVE-2019-14847.patch
2019-12-25 16:07:00 +08:00

34 lines
1017 B
Diff

From ea39bdd6293041af668f1bfdfea39a725733bad3 Mon Sep 17 00:00:00 2001
From: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Date: Fri, 3 May 2019 17:27:51 +1200
Subject: [PATCH 5/7] CVE-2019-14847 dsdb/modules/dirsync: ensure attrs exist
(CID 1107212)
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14040
Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Reviewed-by: Gary Lockyer <gary@catalyst.net.nz>
(cherry picked from commit 23f72c4d712f8d1fec3d67a66d477709d5b0abe2)
---
source4/dsdb/samdb/ldb_modules/dirsync.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/source4/dsdb/samdb/ldb_modules/dirsync.c b/source4/dsdb/samdb/ldb_modules/dirsync.c
index b5510eccd24..62a66fef8d4 100644
--- a/source4/dsdb/samdb/ldb_modules/dirsync.c
+++ b/source4/dsdb/samdb/ldb_modules/dirsync.c
@@ -343,6 +343,10 @@ skip:
attr = dsdb_attribute_by_lDAPDisplayName(dsc->schema,
el->name);
+ if (attr == NULL) {
+ continue;
+ }
+
keep = false;
if (attr->linkID & 1) {
--
2.17.1