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Date:   Fri, 09 Sep 2022 11:50:14 +0000
To:     Lu Wei <>
Subject: Re: [PATCH net] ipvlan: Fix out-of-bound bugs caused by unset


This patch was applied to netdev/net.git (master)
by David S. Miller <>:

On Wed, 7 Sep 2022 18:12:04 +0800 you wrote:
> If an AF_PACKET socket is used to send packets through ipvlan and the
> default xmit function of the AF_PACKET socket is changed from
> dev_queue_xmit() to packet_direct_xmit() via setsockopt() with the option
> name of PACKET_QDISC_BYPASS, the skb->mac_header may not be reset and
> remains as the initial value of 65535, this may trigger slab-out-of-bounds
> bugs as following:
> [...]

Here is the summary with links:
  - [net] ipvlan: Fix out-of-bound bugs caused by unset skb->mac_header

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