linux-kernel - Re: [PATCH net-next 00/12] ptr

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <7530384d-2bc9-821a-c1f5-8128a6a92d45@redhat.com>
Date:   Fri, 26 Jan 2018 11:20:38 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     "Michael S. Tsirkin" <mst@...hat.com>, linux-kernel@...r.kernel.org
Cc:     netdev@...r.kernel.org, John Fastabend <john.fastabend@...il.com>,
        David Miller <davem@...emloft.net>
Subject: Re: [PATCH net-next 00/12] ptr_ring fixes



On 2018年01月26日 07:36, Michael S. Tsirkin wrote:
> This fixes a bunch of issues around ptr_ring use in net core.
> One of these: "tap: fix use-after-free" is also needed on net,
> but can't be backported cleanly.
>
> I will post a net patch separately.
>
> Lightly tested - Jason, could you pls confirm this
> addresses the security issue you saw with ptr_ring?
> Testing reports would be appreciated too.

With the reproducer provided by syzbot, the problem has been fixed.

Thanks