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From: Dan Carpenter <dan.carpenter@oracle.com>
To: Peilin Ye <yepeilin.cs@gmail.com>
Cc: linux-usb@vger.kernel.org, Jiri Kosina <jikos@kernel.org>,
	syzkaller-bugs@googlegroups.com, linux-kernel@vger.kernel.org,
	Benjamin Tissoires <benjamin.tissoires@redhat.com>,
	linux-input@vger.kernel.org,
	linux-kernel-mentees@lists.linuxfoundation.org
Subject: Re: [Linux-kernel-mentees] [PATCH v2 RESEND] usbhid: Fix slab-out-of-bounds write in hiddev_ioctl_usage()
Date: Wed, 29 Jul 2020 17:35:22 +0300	[thread overview]
Message-ID: <20200729143522.GB5493@kadam> (raw)
In-Reply-To: <20200729113712.8097-1-yepeilin.cs@gmail.com>

On Wed, Jul 29, 2020 at 07:37:12AM -0400, Peilin Ye wrote:
> `uref->usage_index` is not always being properly checked, causing
> hiddev_ioctl_usage() to go out of bounds under some cases. Fix it.
> 
> Reported-by: syzbot+34ee1b45d88571c2fa8b@syzkaller.appspotmail.com
> Link: https://syzkaller.appspot.com/bug?id=f2aebe90b8c56806b050a20b36f51ed6acabe802
> Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
> Signed-off-by: Peilin Ye <yepeilin.cs@gmail.com>
> ---
> Change in v2:
>     - Add the same check for the `HIDIOCGUSAGE` case. (Suggested by
>       Dan Carpenter <dan.carpenter@oracle.com>)

Why are you resending this?

regards,
dan carpenter

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  reply	other threads:[~2020-07-29 14:35 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-18 23:12 [Linux-kernel-mentees] [PATCH v1] usbhid: Fix slab-out-of-bounds write in hiddev_ioctl_usage() Peilin Ye
2020-07-20 11:54 ` Dan Carpenter
2020-07-20 12:12   ` Dan Carpenter
2020-07-20 19:05     ` Peilin Ye
2020-07-20 19:16     ` Peilin Ye
2020-07-21  7:16       ` Dan Carpenter
2020-07-21  8:27         ` Greg Kroah-Hartman
2020-07-21  8:39           ` Dan Carpenter
2020-07-21  8:39         ` Peilin Ye
2020-07-20 19:52 ` [Linux-kernel-mentees] [PATCH v2] " Peilin Ye
2020-07-23 14:51   ` Dan Carpenter
2020-07-29 11:37 ` [Linux-kernel-mentees] [PATCH v2 RESEND] " Peilin Ye
2020-07-29 14:35   ` Dan Carpenter [this message]
2020-08-17 10:21   ` Jiri Kosina
2020-08-18 10:00     ` Peilin Ye

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