samba/backport-0004-CVE-2022-32745.patch
2022-08-15 10:04:08 +08:00

31 lines
1.1 KiB
Diff

From aa38d5314de216597df6233c2aaa4f7680de4dcb Mon Sep 17 00:00:00 2001
From: Joseph Sutton <josephsutton@catalyst.net.nz>
Date: Fri, 3 Jun 2022 16:16:31 +1200
Subject: [PATCH 18/18] CVE-2022-32745 s4/dsdb/util: Correctly copy values into
message element
To use memcpy(), we need to specify the number of bytes to copy, rather
than the number of ldb_val structures.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15008
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
---
source4/dsdb/samdb/ldb_modules/util.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/source4/dsdb/samdb/ldb_modules/util.c b/source4/dsdb/samdb/ldb_modules/util.c
index af412f55f98..5ccbb1b4360 100644
--- a/source4/dsdb/samdb/ldb_modules/util.c
+++ b/source4/dsdb/samdb/ldb_modules/util.c
@@ -1557,7 +1557,7 @@ int dsdb_get_expected_new_values(TALLOC_CTX *mem_ctx,
}
memcpy(v,
tmp_el->values,
- tmp_el->num_values);
+ tmp_el->num_values * sizeof(*v));
v += tmp_el->num_values;
}
}
--
2.35.0