Re: [PATCH] net: e1000: check transmit descriptor field values

[Jason Wang]

On 2021/2/18 3:47 下午, P J P wrote:
>    Hello Jason,
>
> +-- On Thu, 18 Feb 2021, Jason Wang wrote --+
> | On 2021/2/10 下午10:52, P J P wrote:
> | > From: Prasad J Pandit <pjp@fedoraproject.org>
> | >
> | > While processing transmit (tx) descriptors in process_tx_desc()
> | > various descriptor fields are not checked properly. This may lead
> | > to infinite loop like issue. Add checks to avoid them.
> | >
> | > Reported-by: Alexander Bulekov <alxndr@bu.edu>
> | > Reported-by: Cheolwoo Myung <cwmyung@snu.ac.kr>
> | > Reported-by: Ruhr-University Bochum <bugs-syssec@rub.de>
> | > Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
> | > ---
> | >   hw/net/e1000.c | 6 ++++++
> | >   1 file changed, 6 insertions(+)
> |
> | I guess you post the wrong patch :) ?
>
> Wrong patch...?
>
> Thank you.


Yes, I think I sent you a patch a week ago. I think we should use that 
one instead of using assert() here?

Thanks


> --
> Prasad J Pandit / Red Hat Product Security Team
> 8685 545E B54C 486B C6EB 271E E285 8B5A F050 DE8D