From: Arnd Bergmann <arnd@arndb.de>
To: Peilin Ye <yepeilin.cs@gmail.com>
Cc: "Song Liu" <songliubraving@fb.com>,
"Björn Töpel" <bjorn.topel@intel.com>,
"Magnus Karlsson" <magnus.karlsson@intel.com>,
"Jonathan Lemon" <jonathan.lemon@gmail.com>,
"Dan Carpenter" <dan.carpenter@oracle.com>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"David S. Miller" <davem@davemloft.net>,
"Jakub Kicinski" <kuba@kernel.org>,
"Alexei Starovoitov" <ast@kernel.org>,
"Daniel Borkmann" <daniel@iogearbox.net>,
"Jesper Dangaard Brouer" <hawk@kernel.org>,
"John Fastabend" <john.fastabend@gmail.com>,
"Martin KaFai Lau" <kafai@fb.com>, "Yonghong Song" <yhs@fb.com>,
"Andrii Nakryiko" <andriin@fb.com>,
"KP Singh" <kpsingh@chromium.org>,
linux-kernel-mentees@lists.linuxfoundation.org,
Networking <netdev@vger.kernel.org>, bpf <bpf@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [Linux-kernel-mentees] [PATCH net v2] xdp: Prevent kernel-infoleak in xsk_getsockopt()
Date: Tue, 28 Jul 2020 09:34:54 +0200 [thread overview]
Message-ID: <CAK8P3a2_61F2OT3FkNF4zTdmQ+VtdGkr+dWu1SuL+q6YbN-Ytw@mail.gmail.com> (raw)
In-Reply-To: <20200728053604.404631-1-yepeilin.cs@gmail.com>
On Tue, Jul 28, 2020 at 7:37 AM Peilin Ye <yepeilin.cs@gmail.com> wrote:
>
> xsk_getsockopt() is copying uninitialized stack memory to userspace when
> `extra_stats` is `false`. Fix it.
>
> Fixes: 8aa5a33578e9 ("xsk: Add new statistics")
> Suggested-by: Dan Carpenter <dan.carpenter@oracle.com>
> Signed-off-by: Peilin Ye <yepeilin.cs@gmail.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
next prev parent reply other threads:[~2020-07-28 7:35 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-28 2:28 [Linux-kernel-mentees] [PATCH net] xdp: Prevent kernel-infoleak in xsk_getsockopt() Peilin Ye
2020-07-28 5:07 ` Song Liu
2020-07-28 5:25 ` Peilin Ye
2020-07-28 5:36 ` [Linux-kernel-mentees] [PATCH net v2] " Peilin Ye
2020-07-28 6:13 ` Björn Töpel
2020-07-28 6:15 ` Song Liu
2020-07-28 7:34 ` Arnd Bergmann [this message]
2020-07-28 10:53 ` Daniel Borkmann
2020-07-28 11:07 ` Peilin Ye
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=CAK8P3a2_61F2OT3FkNF4zTdmQ+VtdGkr+dWu1SuL+q6YbN-Ytw@mail.gmail.com \
--to=arnd@arndb.de \
--cc=andriin@fb.com \
--cc=ast@kernel.org \
--cc=bjorn.topel@intel.com \
--cc=bpf@vger.kernel.org \
--cc=dan.carpenter@oracle.com \
--cc=daniel@iogearbox.net \
--cc=davem@davemloft.net \
--cc=gregkh@linuxfoundation.org \
--cc=hawk@kernel.org \
--cc=john.fastabend@gmail.com \
--cc=jonathan.lemon@gmail.com \
--cc=kafai@fb.com \
--cc=kpsingh@chromium.org \
--cc=kuba@kernel.org \
--cc=linux-kernel-mentees@lists.linuxfoundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=magnus.karlsson@intel.com \
--cc=netdev@vger.kernel.org \
--cc=songliubraving@fb.com \
--cc=yepeilin.cs@gmail.com \
--cc=yhs@fb.com \
/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;
as well as URLs for NNTP newsgroup(s).