From: Stefan Metzmacher <metze@samba.org>
Date: Tue, 18 Jun 2019 12:04:08 +0000 (+0200)
Subject: CVE-2019-10197: smbd: make sure we reset current_user.{need,done}_chdir in become_root()
X-Git-Tag: samba-4.9.13~5
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=104557f2ad5c67fab257927d9aa0931a74113ce2;p=thirdparty%2Fsamba.git

CVE-2019-10197: smbd: make sure we reset current_user.{need,done}_chdir in become_root()

BUG: https://bugzilla.samba.org/show_bug.cgi?id=14035

Signed-off-by: Stefan Metzmacher <metze@samba.org>
---

diff --git a/source3/smbd/uid.c b/source3/smbd/uid.c
index b6ef02a36b3..9cf09c11a62 100644
--- a/source3/smbd/uid.c
+++ b/source3/smbd/uid.c
@@ -629,6 +629,9 @@ void smbd_become_root(void)
 	}
 	push_conn_ctx();
 	set_root_sec_ctx();
+
+	current_user.need_chdir = false;
+	current_user.done_chdir = false;
 }
 
 /* Unbecome the root user */