Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1555199

Re: net/ipv6: use-after-free in sock_wfree

Path csiph.com!news.mixmin.net!aioe.org!bofh.it!news.nic.it!robomod
From Andrey Konovalov <andreyknvl@google.com>
Newsgroups linux.kernel
Subject Re: net/ipv6: use-after-free in sock_wfree
Date Tue, 10 Jan 2017 13:00:02 +0100
Message-ID <sY3fQ-R8-27@gated-at.bofh.it> (permalink)
References <sXLCi-6V3-31@gated-at.bofh.it> <sXLLY-6Yo-11@gated-at.bofh.it> <sXLVE-74k-25@gated-at.bofh.it> <sXNuq-86p-15@gated-at.bofh.it> <sXNuq-86p-13@gated-at.bofh.it>
X-Original-To Eric Dumazet <edumazet@google.com>
Dkim-Signature v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=aIhiPqzXl0Dp9+d5gyeBQFV/hhUdiJtGOBFGc4X517o=; b=uWnERAqLGQwSZPLpLIU3QPI/PzxXRMhwqkTCCC1116EcsCUPm2NM7lAc5OMGNMQxfT rElgKJLvtiS2j8L18NbWm7ktf0L+f4WllWseO+e9tXF2FQdq0V8tWpKKuepo3C9oVhL+ s0X0gIRxN7rZ5EWqPWzGqZ6uJMAyg70thR6ge/ziHzWoR4g+h27u6gI86nhHOsVvPOuZ LZyi1lkx+6ytnIPlWrr7tXOfyTWlq5FQZ124brV11iX9T2hFBMEThJ8wkd+vNLz7trWG VxuqpkfYBBuvzwdJknOu8hIp/rdFPvsIBkCSEILSZa/K4neJZtPTack+HyGwUnqqBVjQ Yb/Q==
X-Google-Dkim-Signature v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=aIhiPqzXl0Dp9+d5gyeBQFV/hhUdiJtGOBFGc4X517o=; b=VGSnPGQN3Y++WWUnGcRbUn1sgQCqDbHIvPAG1kHVR1uQh7YA5WbMNgoJ7+lXf2T20d pgwKwZyLKAkCuehpZ589bZUkiS8RUHBvIy4w94k2KHrttJAMb2Zkq+tG9GnxJXiH91BG LgHDFxyUhub5Q+fgZ2Kd+ZV7nP2NEMJJSuQ6VbBfadAvQKibtpSy8GeTxpQZcr0D7NyA pXfpVj3rFA9mjo4KLY+oKnkgw4Wn+jvpsDi93XzFiCNoKgmdhG2wtJZ6+2Jy2KlFedEL NhsRO1Hp79fvVvnDqKodwdaATc0cVY2BU6ninXDIekfzifHl75cYN2gLQLhKmCyXtWHD P2LQ==
X-Gm-Message-State AIkVDXIsi0WnjtOUZ1u8sVGDQyj2f2Lt+Ss0jFE5vFgwj3OCYblGLa+uvi1Jby58k+2FI0r/NohitsPpqI4JCrIy
X-Received by 10.157.1.229 with SMTP id e92mr1158453ote.250.1484049138701; Tue, 10 Jan 2017 03:52:18 -0800 (PST)
MIME-Version 1.0
Content-Type text/plain; charset=UTF-8
Sender robomod@news.nic.it
List-ID <linux-kernel.vger.kernel.org>
X-Mailing-List linux-kernel@vger.kernel.org
Approved robomod@news.nic.it
Lines 20
Organization linux.* mail to news gateway
X-Original-Cc "David S. Miller" <davem@davemloft.net>, Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>, James Morris <jmorris@namei.org>, Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>, Patrick McHardy <kaber@trash.net>, netdev <netdev@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>, Dmitry Vyukov <dvyukov@google.com>, Kostya Serebryany <kcc@google.com>, syzkaller <syzkaller@googlegroups.com>
X-Original-Date Tue, 10 Jan 2017 12:52:18 +0100
X-Original-Message-ID <CAAeHK+wHhGyvcBWNbRjUwxWGi9sYmjnuYGm+ZbqkgHEVg+SJag@mail.gmail.com>
X-Original-References <CAAeHK+yfNdNTkgCbUGbdRBM9bB=2DhGv1ZPCWm44CGL7zD=TLg@mail.gmail.com> <CAAeHK+yiziBBxw3JMqec3c7aLXjk6ddL2Xh1xufA3sp5ja=_TA@mail.gmail.com> <CANn89iLX+GPK6WWcz76T_z4_hMv4aNy8nREVqGKP-q+UqQNOxA@mail.gmail.com> <CAAeHK+y3W7O3Uanr3=2rnew+unabjt6+SCAMebq1RVKsJ0QkDw@mail.gmail.com> <CANn89i+XuBC0OnN_sHX0LS_Wu-EHNrXVKdpXmPXFCmMujeiO3g@mail.gmail.com>
X-Original-Sender linux-kernel-owner@vger.kernel.org
Xref csiph.com linux.kernel:1555199

Show key headers only | View raw


On Mon, Jan 9, 2017 at 8:08 PM, Eric Dumazet <edumazet@google.com> wrote:
> On Mon, Jan 9, 2017 at 11:06 AM, Andrey Konovalov <andreyknvl@google.com> wrote:
>>
>> Hi Eric,
>>
>> This patch fixes the issue.
>>
>> Thanks!
>
> Thanks Andrey.
>
> Could you please post your .config for next KASAN reports ?

Sure, no problem!

>
> I am asking this because I could not reproduce the issue with my own
> builds, so I had to guess but could not test the fix myself.
>
> Thanks !

Back to linux.kernel | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

net/ipv6: use-after-free in sock_wfree Andrey Konovalov <andreyknvl@google.com> - 2017-01-09 18:10 +0100
  Re: net/ipv6: use-after-free in sock_wfree Andrey Konovalov <andreyknvl@google.com> - 2017-01-09 18:20 +0100
    Re: net/ipv6: use-after-free in sock_wfree Eric Dumazet <edumazet@google.com> - 2017-01-09 18:30 +0100
      Re: net/ipv6: use-after-free in sock_wfree Eric Dumazet <edumazet@google.com> - 2017-01-09 20:10 +0100
        Re: net/ipv6: use-after-free in sock_wfree Andrey Konovalov <andreyknvl@google.com> - 2017-01-10 13:00 +0100
      Re: net/ipv6: use-after-free in sock_wfree Andrey Konovalov <andreyknvl@google.com> - 2017-01-09 20:10 +0100

csiph-web