From: Eric Dumazet <eric.dumazet@gmail.com>
To: Alexander Potapenko <glider@google.com>,
dvyukov@google.com, edumazet@google.com, davem@davemloft.net
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] netlink: make sure nladdr has correct size in netlink_connect()
Date: Fri, 23 Mar 2018 05:57:18 -0700 [thread overview]
Message-ID: <eb767d8b-602f-bfb5-618e-784e61358606@gmail.com> (raw)
In-Reply-To: <20180323124902.41625-1-glider@google.com>
On 03/23/2018 05:49 AM, Alexander Potapenko wrote:
> KMSAN reports use of uninitialized memory in the case when |alen| is
> smaller than sizeof(struct sockaddr_nl), and therefore |nladdr| isn't
> fully copied from the userspace.
>
> Signed-off-by: Alexander Potapenko <glider@google.com>
> Fixes: 1da177e4c3f41524 ("Linux-2.6.12-rc2")
Reviewed-by: Eric Dumazet <edumazet@google.com>
Thanks Alexander.
next prev parent reply other threads:[~2018-03-23 12:57 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-23 12:49 [PATCH] netlink: make sure nladdr has correct size in netlink_connect() Alexander Potapenko
2018-03-23 12:57 ` Eric Dumazet [this message]
2018-03-26 1:15 ` David Miller
-- strict thread matches above, loose matches on Subject: below --
2018-03-14 14:03 Alexander Potapenko
2018-03-14 14:11 ` Eric Dumazet
[not found] ` <CAG_fn=VMj0KDqr24Mx71QBZjHzJDdQi0OthA-E1YcB0q=Sk0BA@mail.gmail.com>
2018-03-14 14:40 ` Eric Dumazet
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