From: Philipp Reisner <philipp.reisner@linbit.com>
To: linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
"David S. Miller" <davem@davemloft.net>, Greg KH <greg@kroah.com>
Cc: dm-devel@redhat.com, Evgeniy Polyakov <zbr@ioremap.net>,
linux-fbdev-devel@lists.sourceforge.net,
Philipp Reisner <philipp.reisner@linbit.com>
Subject: [PATCH 5/8] dm/connector: Only process connector packages from privileged processes
Date: Fri, 2 Oct 2009 14:40:08 +0200 [thread overview]
Message-ID: <1254487211-11810-6-git-send-email-philipp.reisner@linbit.com> (raw)
In-Reply-To: <1254487211-11810-5-git-send-email-philipp.reisner@linbit.com>
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
---
drivers/md/dm-log-userspace-transfer.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/drivers/md/dm-log-userspace-transfer.c b/drivers/md/dm-log-userspace-transfer.c
index 1327e1a..54abf9e 100644
--- a/drivers/md/dm-log-userspace-transfer.c
+++ b/drivers/md/dm-log-userspace-transfer.c
@@ -133,6 +133,9 @@ static void cn_ulog_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp)
{
struct dm_ulog_request *tfr = (struct dm_ulog_request *)(msg + 1);
+ if (!cap_raised(nsp->eff_cap, CAP_SYS_ADMIN))
+ return;
+
spin_lock(&receiving_list_lock);
if (msg->len == 0)
fill_pkg(msg, NULL);
--
1.6.0.4
next prev parent reply other threads:[~2009-10-02 12:41 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-02 12:40 [PATCH 0/8] SECURITY ISSUE with connector Philipp Reisner
2009-10-02 12:40 ` [PATCH 1/8] connector: Keep the skb in cn_callback_data Philipp Reisner
2009-10-02 12:40 ` [PATCH 2/8] connector: Provide the sender's credentials to the callback Philipp Reisner
2009-10-02 12:40 ` [PATCH 3/8] connector/dm: Fixed a compilation warning Philipp Reisner
2009-10-02 12:40 ` [PATCH 4/8] connector: Removed the destruct_data callback since it is always kfree_skb() Philipp Reisner
2009-10-02 12:40 ` Philipp Reisner [this message]
2009-10-02 12:40 ` [PATCH 6/8] dst/connector: Disallow unpliviged users to configure dst Philipp Reisner
2009-10-02 12:40 ` [PATCH 7/8] pohmelfs/connector: Disallow unpliviged users to configure pohmelfs Philipp Reisner
2009-10-02 12:40 ` [PATCH 8/8] uvesafb/connector: Disallow unpliviged users to send netlink packets Philipp Reisner
2009-10-02 16:40 ` [PATCH 5/8] dm/connector: Only process connector packages from privileged processes Jonathan Brassow
2009-10-02 13:58 ` [PATCH 0/8] SECURITY ISSUE with connector Greg KH
2009-10-02 15:54 ` Philipp Reisner
2009-10-02 15:54 ` Philipp Reisner
2009-10-02 16:10 ` Greg KH
2009-10-02 16:10 ` Greg KH
2009-10-02 16:57 ` David Miller
2009-10-02 16:57 ` David Miller
2009-10-02 16:21 ` Lars Ellenberg
2009-10-02 16:21 ` Lars Ellenberg
2009-10-02 17:56 ` David Miller
2009-10-02 18:00 ` Greg KH
2009-10-02 18:05 ` David Miller
2009-10-02 18:05 ` David Miller
2009-10-02 18:15 ` Greg KH
2009-10-04 10:24 ` Evgeniy Polyakov
2009-10-04 10:24 ` Evgeniy Polyakov
2009-10-09 22:25 ` Greg KH
2009-10-09 22:25 ` Greg KH
2009-10-13 9:28 ` [PATCH 0/7] SECURITY ISSUE with connector for 2.6.31.y Philipp Reisner
2009-10-13 9:28 ` [PATCH 1/7] connector: Keep the skb in cn_callback_data Philipp Reisner
2009-10-13 9:28 ` [PATCH 2/7] connector: Provide the sender's credentials to the callback Philipp Reisner
2009-10-13 9:28 ` [PATCH 3/7] connector: Removed the destruct_data callback since it is always kfree_skb() Philipp Reisner
2009-10-13 9:28 ` [PATCH 4/7] dm/connector: Only process connector packages from privileged processes Philipp Reisner
2009-10-13 9:28 ` [PATCH 5/7] dst/connector: Disallow unpliviged users to configure dst Philipp Reisner
2009-10-13 9:28 ` [PATCH 6/7] pohmelfs/connector: Disallow unpliviged users to configure pohmelfs Philipp Reisner
2009-10-13 9:28 ` [PATCH 7/7] uvesafb/connector: Disallow unpliviged users to send netlink packets Philipp Reisner
2009-10-13 16:25 ` [PATCH 0/7] SECURITY ISSUE with connector for 2.6.31.y Serge E. Hallyn
2009-10-15 18:29 ` Greg KH
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