linux-kernel - Re: [PATCH] nvme: fix use-after-free during booting

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]

Date:   Thu, 17 Sep 2020 17:26:33 +0200
From:   Christoph Hellwig <hch@....de>
To:     Tong Zhang <ztong0001@...il.com>
Cc:     Christoph Hellwig <hch@....de>, Keith Busch <kbusch@...nel.org>,
        Jens Axboe <axboe@...com>, Sagi Grimberg <sagi@...mberg.me>,
        linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] nvme: fix use-after-free during booting

On Thu, Sep 17, 2020 at 11:24:59AM -0400, Tong Zhang wrote:
> Hmm.. OK. Any suggestions on how to fix this?

Yes, we'll need to make sure the block layer doesn't double put
for a not fully setup disk/queue.  It has been on my todo list for
a while, I'll plan to get back to in the next days.