netdev - Re: [PATCH iproute2] iptunnel: detect protocol mismatch on tunnel change

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Date:   Fri, 14 Apr 2023 20:10:18 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Stephen Hemminger <stephen@...workplumber.org>
Cc:     netdev@...r.kernel.org, bluca@...ian.org, dsahern@...nel.org,
        imer@...r.cc
Subject: Re: [PATCH iproute2] iptunnel: detect protocol mismatch on tunnel change

Hello:

This patch was applied to iproute2/iproute2.git (main)
by Stephen Hemminger <stephen@...workplumber.org>:

On Mon, 10 Apr 2023 16:35:09 -0700 you wrote:
> If attempt is made to change an IPv6 tunnel by using IPv4
> parameters, a stack overflow would happen and garbage request
> would be passed to kernel.
> 
> Example:
> ip tunnel add gre1 mode ip6gre local 2001:db8::1 remote 2001:db8::2 ttl 255
> ip tunnel change gre1 mode gre local 192.168.0.0 remote 192.168.0.1 ttl 255
> 
> [...]

Here is the summary with links:
  - [iproute2] iptunnel: detect protocol mismatch on tunnel change
    https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/commit/?id=8cc2eac60d5f

You are awesome, thank you!
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