From: David Miller <davem@davemloft.net>
To: eric.dumazet@gmail.com
Cc: netdev@vger.kernel.org, dvyukov@google.com
Subject: Re: [PATCH net] net: avoid NULL deref in inet_ctl_sock_destroy()
Date: Tue, 03 Nov 2015 10:22:54 -0500 (EST) [thread overview]
Message-ID: <20151103.102254.64233870062583789.davem@davemloft.net> (raw)
In-Reply-To: <1446527041.23275.50.camel@edumazet-glaptop2.roam.corp.google.com>
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Mon, 02 Nov 2015 21:04:01 -0800
> On Mon, 2015-11-02 at 22:46 -0500, David Miller wrote:
>> From: Eric Dumazet <eric.dumazet@gmail.com>
>> Date: Mon, 02 Nov 2015 07:50:07 -0800
>>
>> > From: Eric Dumazet <edumazet@google.com>
>> >
>> > Under low memory conditions, tcp_sk_init() and icmp_sk_init()
>> > can both iterate on all possible cpus and call inet_ctl_sock_destroy(),
>> > with eventual NULL pointer.
>> >
>> > Signed-off-by: Eric Dumazet <edumazet@google.com>
>> > Reported-by: Dmitry Vyukov <dvyukov@google.com>
>>
>> Applied.
>
> Thanks David.
>
> Bug origin was in linux-4.2 :
Ok, queued up for -stable then...
prev parent reply other threads:[~2015-11-03 15:22 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-02 15:50 [PATCH net] net: avoid NULL deref in inet_ctl_sock_destroy() Eric Dumazet
2015-11-02 16:53 ` Hannes Frederic Sowa
2015-11-02 17:00 ` Eric Dumazet
2015-11-02 17:59 ` Dmitry Vyukov
2015-11-03 3:46 ` David Miller
2015-11-03 5:04 ` Eric Dumazet
2015-11-03 15:22 ` David Miller [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20151103.102254.64233870062583789.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=dvyukov@google.com \
--cc=eric.dumazet@gmail.com \
--cc=netdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox