Subject: Re: [PATCH iproute2] iproute_lwtunnel: fix array boundary check

From: [email-masked]
Date: Tue, 30 May 2023 19:30:20 +0000

Hello:

This patch was applied to iproute2/iproute2.git (main)
by Stephen Hemminger <[email-masked]>:

On Mon, 29 May 2023 23:42:16 +0200 you wrote:
> seg6_mode_types is made up of 5 elements, so ARRAY_SIZE(seg6_mode_types)
> evaluates to 5. Thus, when mode = 5, this function returns
> seg6_mode_types[5], resulting in an out-of-bound access.
> 
> Fix this bailing out when mode is equal to or greater than 5.
> 
> Fixes: cf87da417bb4 ("iproute: add support for seg6 l2encap mode")
> Signed-off-by: Andrea Claudi <[email-masked]>
> 
> [...]

Here is the summary with links:
  - [iproute2] iproute_lwtunnel: fix array boundary check
    https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/commit/?id=1cf50a1f2723

You are awesome, thank you!
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