Re: [PATCH 01/13] ACPI/IPMI: Fix potential response buffer overflow

From: Greg KH
Date: Tue Jul 23 2013 - 10:53:17 EST


On Tue, Jul 23, 2013 at 04:08:59PM +0800, Lv Zheng wrote:
> This patch enhances sanity checks on message size to avoid potential buffer
> overflow.
>
> The kernel IPMI message size is IPMI_MAX_MSG_LENGTH(272 bytes) while the
> ACPI specification defined IPMI message size is 64 bytes. The difference
> is not handled by the original codes. This may cause crash in the response
> handling codes.
> This patch fixes this gap and also combines rx_data/tx_data to use single
> data/len pair since they need not be seperated.
>
> Signed-off-by: Lv Zheng <lv.zheng@xxxxxxxxx>
> Reviewed-by: Huang Ying <ying.huang@xxxxxxxxx>
> ---
> drivers/acpi/acpi_ipmi.c | 100 ++++++++++++++++++++++++++++------------------
> 1 file changed, 61 insertions(+), 39 deletions(-)

<formletter>

This is not the correct way to submit patches for inclusion in the
stable kernel tree. Please read Documentation/stable_kernel_rules.txt
for how to do this properly.

</formletter>

Same goes for the other patches you sent in this thread...
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