From: Gao feng <gaofeng@cn.fujitsu.com>
Date: Fri, 7 Jun 2013 07:12:26 +0000 (+0800)
Subject: LXC: controller: change the owner of /dev/pts and ptmx to the root of container
X-Git-Tag: CVE-2013-2230~92
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6c7665e1500a2020c21ac8a572ec46a21832ffcc;p=thirdparty%2Flibvirt.git

LXC: controller: change the owner of /dev/pts and ptmx to the root of container

These files are created for container,
the owner should be the root user of container.

Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
---

diff --git a/src/lxc/lxc_controller.c b/src/lxc/lxc_controller.c
index 8ee4dd448f..4c825aa05d 100644
--- a/src/lxc/lxc_controller.c
+++ b/src/lxc/lxc_controller.c
@@ -1548,6 +1548,10 @@ virLXCControllerSetupDevPTS(virLXCControllerPtr ctrl)
         goto cleanup;
     }
 
+    if ((virLXCControllerChown(ctrl, ctrl->devptmx) < 0) ||
+        (virLXCControllerChown(ctrl, devpts) < 0))
+         goto cleanup;
+
     ret = 0;
 
 cleanup: