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From: Helge Deller <deller@gmx.de>
To: Zheyu Ma <zheyuma97@gmail.com>,
	adaplas@gmail.com, santiago@crfreenet.org,
	akpm@linux-foundation.org
Cc: linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/3] Fix bugs in *_set_par() caused by user input
Date: Fri, 5 Aug 2022 18:47:07 +0200	[thread overview]
Message-ID: <98c1755d-5b67-70f7-c569-431e650ece70@gmx.de> (raw)
In-Reply-To: <20220804124125.3506755-1-zheyuma97@gmail.com>

On 8/4/22 14:41, Zheyu Ma wrote:
> In the function *_set_par(), the value of 'screen_size' is
> calculated by the user input. If the user provides the improper value,
> the value of 'screen_size' may larger than 'info->screen_size', which
> may cause a bug in the memset_io().
>
> Zheyu Ma (3):
>   video: fbdev: vt8623fb: Check the size of screen before memset_io()
>   video: fbdev: arkfb: Check the size of screen before memset_io()
>   video: fbdev: s3fb: Check the size of screen before memset_io()

applied all 3 patches to fbdev git tree.

Thanks!
Helge

>
>  drivers/video/fbdev/arkfb.c    | 2 ++
>  drivers/video/fbdev/s3fb.c     | 2 ++
>  drivers/video/fbdev/vt8623fb.c | 2 ++
>  3 files changed, 6 insertions(+)
>


WARNING: multiple messages have this Message-ID (diff)
From: Helge Deller <deller@gmx.de>
To: Zheyu Ma <zheyuma97@gmail.com>,
	adaplas@gmail.com, santiago@crfreenet.org,
	akpm@linux-foundation.org
Cc: linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 0/3] Fix bugs in *_set_par() caused by user input
Date: Fri, 5 Aug 2022 18:47:07 +0200	[thread overview]
Message-ID: <98c1755d-5b67-70f7-c569-431e650ece70@gmx.de> (raw)
In-Reply-To: <20220804124125.3506755-1-zheyuma97@gmail.com>

On 8/4/22 14:41, Zheyu Ma wrote:
> In the function *_set_par(), the value of 'screen_size' is
> calculated by the user input. If the user provides the improper value,
> the value of 'screen_size' may larger than 'info->screen_size', which
> may cause a bug in the memset_io().
>
> Zheyu Ma (3):
>   video: fbdev: vt8623fb: Check the size of screen before memset_io()
>   video: fbdev: arkfb: Check the size of screen before memset_io()
>   video: fbdev: s3fb: Check the size of screen before memset_io()

applied all 3 patches to fbdev git tree.

Thanks!
Helge

>
>  drivers/video/fbdev/arkfb.c    | 2 ++
>  drivers/video/fbdev/s3fb.c     | 2 ++
>  drivers/video/fbdev/vt8623fb.c | 2 ++
>  3 files changed, 6 insertions(+)
>


  parent reply	other threads:[~2022-08-05 16:48 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-04 12:41 [PATCH 0/3] Fix bugs in *_set_par() caused by user input Zheyu Ma
2022-08-04 12:41 ` Zheyu Ma
2022-08-04 12:41 ` [PATCH 1/3] video: fbdev: vt8623fb: Check the size of screen before memset_io() Zheyu Ma
2022-08-04 12:41   ` Zheyu Ma
2022-08-04 12:41 ` [PATCH 2/3] video: fbdev: arkfb: " Zheyu Ma
2022-08-04 12:41   ` Zheyu Ma
2022-08-04 12:41 ` [PATCH 3/3] video: fbdev: s3fb: " Zheyu Ma
2022-08-04 12:41   ` Zheyu Ma
2022-08-04 14:43 ` [PATCH 0/3] Fix bugs in *_set_par() caused by user input Ondrej Zajicek
2022-08-04 14:43   ` Ondrej Zajicek
2022-08-05  2:48   ` Zheyu Ma
2022-08-05  2:48     ` Zheyu Ma
2022-08-05 16:47 ` Helge Deller [this message]
2022-08-05 16:47   ` Helge Deller

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