From: Greg KH <gregkh@linuxfoundation.org>
To: Larry Finger <Larry.Finger@lwfinger.net>
Cc: netdev@vger.kernel.org, devel@driverdev.osuosl.org,
Pietro Oliva <pietroliva@gmail.com>,
Stable <stable@vger.kernel.org>
Subject: Re: [PATCH 4/6] staging: rtl8723bs: Fix potential overuse of kernel memory
Date: Mon, 10 Feb 2020 10:27:55 -0800 [thread overview]
Message-ID: <20200210182755.GA1048334@kroah.com> (raw)
In-Reply-To: <20200210180235.21691-5-Larry.Finger@lwfinger.net>
On Mon, Feb 10, 2020 at 12:02:33PM -0600, Larry Finger wrote:
> In routine wpa_supplicant_ioctl(), the user-controlled p->length is
> checked to be at least the size of struct ieee_param size, but the code
> does not detect the case where p->length is greater than the size
> of the struct, thus a malicious user could be wasting kernel memory.
> Fixes commit 554c0a3abf216 ("staging: Add rtl8723bs sdio wifi driver").
>
> Reported by: Pietro Oliva <pietroliva@gmail.com>
> Cc: Pietro Oliva <pietroliva@gmail.com>
> Cc: Stable <stable@vger.kernel.org>
> Fixes: 554c0a3abf216 ("staging: Add rtl8723bs sdio wifi driver").
> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
> -# Please enter the commit message for your changes. Lines starting
> ---
Funny line :)
I'll go edit it...
thanks,
greg k-h
next prev parent reply other threads:[~2020-02-10 18:27 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-10 18:02 [PATCH 0/6] staging: rtl8188eu and rtl8723bs - some fixes and cleanups Larry Finger
2020-02-10 18:02 ` [PATCH 1/6] staging: rtl8188eu: Fix potential security hole Larry Finger
2020-02-10 18:02 ` [PATCH 2/6] staging: rtl8723bs: " Larry Finger
2020-02-10 18:02 ` [PATCH 3/6] staging: rtl8188eu: Fix potential overuse of kernel memory Larry Finger
2020-02-10 18:02 ` [PATCH 4/6] staging: rtl8723bs: " Larry Finger
2020-02-10 18:27 ` Greg KH [this message]
2020-02-10 18:02 ` [PATCH 5/6] staging: rtl8188eu: Remove some unneeded goto statements Larry Finger
2020-02-10 18:02 ` [PATCH 6/6] staging: rtl8723bs: Remove " Larry Finger
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