netdev - Re: [PATCH net] net/neigh: fix NULL deref in pneigh_dump

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Date:   Fri, 26 Oct 2018 16:04:28 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     edumazet@...gle.com
Cc:     netdev@...r.kernel.org, eric.dumazet@...il.com, dsahern@...il.com
Subject: Re: [PATCH net] net/neigh: fix NULL deref in pneigh_dump_table()

From: Eric Dumazet <edumazet@...gle.com>
Date: Fri, 26 Oct 2018 09:33:27 -0700

> pneigh can have NULL device pointer, so we need to make
> neigh_master_filtered() and neigh_ifindex_filtered() more robust.
 ...
> Fixes: 6f52f80e8530 ("net/neigh: Extend dump filter to proxy neighbor dumps")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Cc: David Ahern <dsahern@...il.com>
> Reported-by: syzbot <syzkaller@...glegroups.com>

Applied, thanks Eric.