From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH] net/appletalk: Fix kernel memory disclosure Date: Mon, 09 Jan 2017 16:38:52 -0500 (EST) Message-ID: <20170109.163852.1282623434902640995.davem@davemloft.net> References: <1483970268-6145-1-git-send-email-vlad@tsyrklevich.net> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: acme@ghostprotocols.net, netdev@vger.kernel.org To: vlad@tsyrklevich.net Return-path: Received: from shards.monkeyblade.net ([184.105.139.130]:51772 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S937102AbdAIVix (ORCPT ); Mon, 9 Jan 2017 16:38:53 -0500 In-Reply-To: <1483970268-6145-1-git-send-email-vlad@tsyrklevich.net> Sender: netdev-owner@vger.kernel.org List-ID: From: Vlad Tsyrklevich Date: Mon, 9 Jan 2017 20:57:48 +0700 > ipddp_route structs contain alignment padding so kernel heap memory > is leaked when they are copied to user space in > ipddp_ioctl(SIOCFINDIPDDPRT). Change kmalloc() to kzalloc() to clear > that memory. > > Signed-off-by: Vlad Tsyrklevich Applied.