From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH] RDS: Heap OOB write in rds_message_alloc_sgs()
Date: Wed, 03 Jan 2018 11:24:46 -0500 (EST)
Message-ID: <20180103.112446.584944271934501141.davem@davemloft.net>
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From: simo.ghannam@gmail.com
Date: Tue,  2 Jan 2018 19:44:34 +0000

> From: Mohamed Ghannam <simo.ghannam@gmail.com>
> 
> When args->nr_local is 0, nr_pages gets also 0 due some size
> calculation via rds_rm_size(), which is later used to allocate
> pages for DMA, this bug produces a heap Out-Of-Bound write access
> to a specific memory region.
> 
> Signed-off-by: Mohamed Ghannam <simo.ghannam@gmail.com>

Applied and queued up for -stable, thanks.