Re: [PATCH] RDS: Heap OOB write in rds_message_alloc_sgs()

From: simo.ghannam@gmail.com
Date: Tue,  2 Jan 2018 19:44:34 +0000

From: Mohamed Ghannam <redacted>

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 <redacted>

Applied and queued up for -stable, thanks.