linux-kernel - Re: [PATCH bpf-next] samples/bpf: xdp_router_ipv4

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Message-Id: <166933261633.8867.4416066132556284849.git-patchwork-notify@kernel.org>
Date:   Thu, 24 Nov 2022 23:30:16 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Rong Tao <rtoax@...mail.com>
Cc:     ast@...nel.org, rongtao@...tc.cn, daniel@...earbox.net,
        davem@...emloft.net, kuba@...nel.org, hawk@...nel.org,
        john.fastabend@...il.com, andrii@...nel.org, martin.lau@...ux.dev,
        song@...nel.org, yhs@...com, kpsingh@...nel.org, sdf@...gle.com,
        haoluo@...gle.com, jolsa@...nel.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH bpf-next] samples/bpf: xdp_router_ipv4_user: Fix write
 overflow

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@...earbox.net>:

On Tue, 22 Nov 2022 10:32:56 +0800 you wrote:
> From: Rong Tao <rongtao@...tc.cn>
> 
> prefix_key->data allocates three bytes using alloca(), but four bytes are
> accessed in the program.
> 
> Signed-off-by: Rong Tao <rongtao@...tc.cn>
> 
> [...]

Here is the summary with links:
  - [bpf-next] samples/bpf: xdp_router_ipv4_user: Fix write overflow
    https://git.kernel.org/bpf/bpf-next/c/19a2bdbaaddc

You are awesome, thank you!
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