From: Dmitry Vyukov <dvyukov@google.com>
To: Andrea Arcangeli <aarcange@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
Andrey Ryabinin <aryabinin@virtuozzo.com>,
syzkaller <syzkaller@googlegroups.com>
Subject: Re: mm: use-after-free in zap_page_range
Date: Wed, 8 Mar 2017 13:51:45 +0100 [thread overview]
Message-ID: <CACT4Y+ZzkZ0xQRmqZLBMHs2h169uffiXD17b-UaK_vwL6vZGtw@mail.gmail.com> (raw)
In-Reply-To: <20170303162348.GD7496@redhat.com>
On Fri, Mar 3, 2017 at 5:23 PM, Andrea Arcangeli <aarcange@redhat.com> wrote:
> Hello Dmitry,
>
> On Fri, Mar 03, 2017 at 02:54:26PM +0100, Dmitry Vyukov wrote:
>> The following program triggers use-after-free in zap_page_range:
>> https://gist.githubusercontent.com/dvyukov/b59dfbaa0cb1e5231094d228fa57c9bd/raw/95c4da18cb96f8aaa47c10012d8c4484fd5917ad/gistfile1.txt
>
> I posted the fix for this one yesterday (found while doing more code
> reviews of the upstream code searching for any other potential issue):
>
> https://www.spinics.net/lists/linux-mm/msg122905.html
> https://www.spinics.net/lists/linux-mm/msg122903.html
>
> Could you test with those two applied on top of the others updates
> that are already in -mm?
This is already in mmotm/auto-latest, so we are testing it.
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prev parent reply other threads:[~2017-03-08 12:52 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-03 13:54 Dmitry Vyukov
2017-03-03 16:23 ` Andrea Arcangeli
2017-03-08 12:51 ` Dmitry Vyukov [this message]
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