All of lore.kernel.org
 help / color / mirror / Atom feed
From: Greg KH <gregkh@linuxfoundation.org>
To: Peilin Ye <yepeilin.cs@gmail.com>
Cc: Marcel Holtmann <marcel@holtmann.org>,
	Johan Hedberg <johan.hedberg@gmail.com>,
	"David S . Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Russell King <linux@armlinux.org.uk>,
	linux-bluetooth@vger.kernel.org, netdev@vger.kernel.org,
	syzkaller-bugs@googlegroups.com,
	linux-kernel-mentees@lists.linuxfoundation.org,
	linux-kernel@vger.kernel.org
Subject: Re: [Linux-kernel-mentees] [PATCH v2] net/bluetooth: Fix slab-out-of-bounds read in hci_extended_inquiry_result_evt()
Date: Fri, 10 Jul 2020 12:43:06 +0200	[thread overview]
Message-ID: <20200710104306.GA1229536@kroah.com> (raw)
In-Reply-To: <20200709130224.214204-1-yepeilin.cs@gmail.com>

On Thu, Jul 09, 2020 at 09:02:24AM -0400, Peilin Ye wrote:
> Check upon `num_rsp` is insufficient. A malformed event packet with a
> large `num_rsp` number makes hci_extended_inquiry_result_evt() go out
> of bounds. Fix it.
> 
> This patch fixes the following syzbot bug:
> 
>     https://syzkaller.appspot.com/bug?id=4bf11aa05c4ca51ce0df86e500fce486552dc8d2
> 
> Reported-by: syzbot+d8489a79b781849b9c46@syzkaller.appspotmail.com
> Signed-off-by: Peilin Ye <yepeilin.cs@gmail.com>

Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Bluetooth maintainers, can you also add a cc: stable on this so it gets
picked up properly there?

thanks,

greg k-h

WARNING: multiple messages have this Message-ID (diff)
From: Greg KH <gregkh@linuxfoundation.org>
To: Peilin Ye <yepeilin.cs@gmail.com>
Cc: Johan Hedberg <johan.hedberg@gmail.com>,
	netdev@vger.kernel.org, Marcel Holtmann <marcel@holtmann.org>,
	syzkaller-bugs@googlegroups.com,
	Russell King <linux@armlinux.org.uk>,
	linux-kernel@vger.kernel.org, linux-bluetooth@vger.kernel.org,
	Jakub Kicinski <kuba@kernel.org>,
	linux-kernel-mentees@lists.linuxfoundation.org,
	"David S . Miller" <davem@davemloft.net>
Subject: Re: [Linux-kernel-mentees] [PATCH v2] net/bluetooth: Fix slab-out-of-bounds read in hci_extended_inquiry_result_evt()
Date: Fri, 10 Jul 2020 12:43:06 +0200	[thread overview]
Message-ID: <20200710104306.GA1229536@kroah.com> (raw)
In-Reply-To: <20200709130224.214204-1-yepeilin.cs@gmail.com>

On Thu, Jul 09, 2020 at 09:02:24AM -0400, Peilin Ye wrote:
> Check upon `num_rsp` is insufficient. A malformed event packet with a
> large `num_rsp` number makes hci_extended_inquiry_result_evt() go out
> of bounds. Fix it.
> 
> This patch fixes the following syzbot bug:
> 
>     https://syzkaller.appspot.com/bug?id=4bf11aa05c4ca51ce0df86e500fce486552dc8d2
> 
> Reported-by: syzbot+d8489a79b781849b9c46@syzkaller.appspotmail.com
> Signed-off-by: Peilin Ye <yepeilin.cs@gmail.com>

Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Bluetooth maintainers, can you also add a cc: stable on this so it gets
picked up properly there?

thanks,

greg k-h
_______________________________________________
Linux-kernel-mentees mailing list
Linux-kernel-mentees@lists.linuxfoundation.org
https://lists.linuxfoundation.org/mailman/listinfo/linux-kernel-mentees

  reply	other threads:[~2020-07-10 10:44 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-09  5:18 [Linux-kernel-mentees] [PATCH] net/bluetooth: Fix slab-out-of-bounds read in hci_extended_inquiry_result_evt() Peilin Ye
2020-07-09  5:18 ` Peilin Ye
2020-07-09 13:02 ` [Linux-kernel-mentees] [PATCH v2] " Peilin Ye
2020-07-09 13:02   ` Peilin Ye
2020-07-10 10:43   ` Greg KH [this message]
2020-07-10 10:43     ` Greg KH
2020-07-10 16:09   ` [Linux-kernel-mentees] [PATCH v3] " Peilin Ye
2020-07-10 16:09     ` Peilin Ye
2020-07-10 17:08     ` Marcel Holtmann
2020-07-10 17:08       ` Marcel Holtmann
2021-07-01 15:39   ` maybe similar bug exists for HCI_EV_INQUIRY_RESULT* like [Linux-kernel-mentees] [PATCH v2] net/bluetooth: " Alexander Larkin
2021-07-01 15:39     ` Alexander Larkin
2021-07-01 21:06     ` Peilin Ye
2021-07-01 21:06       ` 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=20200710104306.GA1229536@kroah.com \
    --to=gregkh@linuxfoundation.org \
    --cc=davem@davemloft.net \
    --cc=johan.hedberg@gmail.com \
    --cc=kuba@kernel.org \
    --cc=linux-bluetooth@vger.kernel.org \
    --cc=linux-kernel-mentees@lists.linuxfoundation.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@armlinux.org.uk \
    --cc=marcel@holtmann.org \
    --cc=netdev@vger.kernel.org \
    --cc=syzkaller-bugs@googlegroups.com \
    --cc=yepeilin.cs@gmail.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.