From aa38d5314de216597df6233c2aaa4f7680de4dcb Mon Sep 17 00:00:00 2001 From: Joseph Sutton 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 --- 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