From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Eli Cohen , Yann Droneaud , Roland Dreier Subject: [PATCH 3.10 06/34] IB/core: Avoid leakage from kernel to user space Date: Fri, 17 Apr 2015 15:28:38 +0200 Message-Id: <20150417132554.228467808@linuxfoundation.org> In-Reply-To: <20150417132553.751904098@linuxfoundation.org> References: <20150417132553.751904098@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Eli Cohen commit 377b513485fd885dea1083a9a5430df65b35e048 upstream. Clear the reserved field of struct ib_uverbs_async_event_desc which is copied to user space. Signed-off-by: Eli Cohen Reviewed-by: Yann Droneaud Signed-off-by: Roland Dreier Signed-off-by: Greg Kroah-Hartman --- drivers/infiniband/core/uverbs_main.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -460,6 +460,7 @@ static void ib_uverbs_async_handler(stru entry->desc.async.element = element; entry->desc.async.event_type = event; + entry->desc.async.reserved = 0; entry->counter = counter; list_add_tail(&entry->list, &file->async_file->event_list);