From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
Cc: netfilter-devel@vger.kernel.org, netdev@vger.kernel.org,
Florian Westphal <fw@strlen.de>
Subject: Re: [PATCH v2] netfilter: nf_tables: prevent OOB access in nft_byteorder_eval
Date: Thu, 6 Jul 2023 00:56:50 +0200 [thread overview]
Message-ID: <ZKX1Mt2pjVTpjA24@calendula> (raw)
In-Reply-To: <20230705210535.943194-1-cascardo@canonical.com>
On Wed, Jul 05, 2023 at 06:05:35PM -0300, Thadeu Lima de Souza Cascardo wrote:
> When evaluating byteorder expressions with size 2, a union with 32-bit and
> 16-bit members is used. Since the 16-bit members are aligned to 32-bit,
> the array accesses will be out-of-bounds.
Applied to nf, thanks
next prev parent reply other threads:[~2023-07-05 22:56 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-05 12:15 [PATCH] netfilter: nf_tables: prevent OOB access in nft_byteorder_eval Thadeu Lima de Souza Cascardo
2023-07-05 13:03 ` Florian Westphal
2023-07-05 13:50 ` Pablo Neira Ayuso
2023-07-05 18:17 ` Thadeu Lima de Souza Cascardo
2023-07-05 20:12 ` Florian Westphal
2023-07-05 21:05 ` [PATCH v2] " Thadeu Lima de Souza Cascardo
2023-07-05 21:29 ` Florian Westphal
2023-07-05 22:56 ` Pablo Neira Ayuso [this message]
2023-11-02 10:16 ` Dan Carpenter
2023-11-02 10:28 ` Florian Westphal
2023-11-02 12:27 ` Dan Carpenter
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