Subject: Re: [PATCH v3 1/1] netfilter: nat: add a range check for l3/l4 protonum

From: Florian Westphal <[email-masked]>
Date: Fri, 28 Aug 2020 18:45:51 +0200

Pablo Neira Ayuso <[email-masked]> wrote:
> Hi Will,
> 
> Given this is for -stable maintainers only, I'd suggest:
> 
> 1) Specify what -stable kernel versions this patch applies to.
>    Explain that this problem is gone since what kernel version.
> 
> 2) Maybe clarify that this is only for stable in the patch subject,
>    e.g. [PATCH -stable v3] netfilter: nat: add a range check for l3/l4

Hmm, we silently accept a tuple that we can't really deal with, no?

> > +	if (l3num != NFPROTO_IPV4 && l3num != NFPROTO_IPV6)
> > +		return -EOPNOTSUPP;

I vote to apply this to nf.git