Subject: Re: [Linux-kernel-mentees] [PATCH v2] net/bluetooth: Fix slab-out-of-bounds read in hci_extended_inquiry_result_evt()

From: Greg KH <[email-masked]>
Date: Fri, 10 Jul 2020 12:43:06 +0200

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: [email-masked]
> Signed-off-by: Peilin Ye <[email-masked]>

Acked-by: Greg Kroah-Hartman <[email-masked]>

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

thanks,

greg k-h