From: David Miller <davem@davemloft.net>
To: paul@paul-moore.com
Cc: netdev@vger.kernel.org, linux-security-module@vger.kernel.org,
selinux@vger.kernel.org
Subject: Re: [PATCH] netlabel: fix out-of-bounds memory accesses
Date: Wed, 27 Feb 2019 21:46:02 -0800 (PST) [thread overview]
Message-ID: <20190227.214602.1750233644419373187.davem@davemloft.net> (raw)
In-Reply-To: <155113956675.10125.14312108729252175194.stgit@chester>
From: Paul Moore <paul@paul-moore.com>
Date: Mon, 25 Feb 2019 19:06:06 -0500
> There are two array out-of-bounds memory accesses, one in
> cipso_v4_map_lvl_valid(), the other in netlbl_bitmap_walk(). Both
> errors are embarassingly simple, and the fixes are straightforward.
>
> As a FYI for anyone backporting this patch to kernels prior to v4.8,
> you'll want to apply the netlbl_bitmap_walk() patch to
> cipso_v4_bitmap_walk() as netlbl_bitmap_walk() doesn't exist before
> Linux v4.8.
>
> Reported-by: Jann Horn <jannh@google.com>
> Fixes: 446fda4f2682 ("[NetLabel]: CIPSOv4 engine")
> Fixes: 3faa8f982f95 ("netlabel: Move bitmap manipulation functions to the NetLabel core.")
> Signed-off-by: Paul Moore <paul@paul-moore.com>
Applied, thanks Paul.
prev parent reply other threads:[~2019-02-28 5:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-26 0:06 [PATCH] netlabel: fix out-of-bounds memory accesses Paul Moore
2019-02-28 5:46 ` David Miller [this message]
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