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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <20181026.160428.972712087017243425.davem@davemloft.net>
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.