netdev - Re: [PATCH v2] KEYS: DNS: limit the length of option strings

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Message-ID: <20180416213100.GB10051@gmail.com>
Date:   Mon, 16 Apr 2018 14:31:00 -0700
From:   Eric Biggers <ebiggers3@...il.com>
To:     David Howells <dhowells@...hat.com>
Cc:     keyrings@...r.kernel.org, netdev@...r.kernel.org,
        Mark Rutland <mark.rutland@....com>,
        Eric Biggers <ebiggers@...gle.com>
Subject: Re: [PATCH v2] KEYS: DNS: limit the length of option strings

On Mon, Apr 02, 2018 at 12:20:35PM -0700, Eric Biggers wrote:
> On Fri, Mar 23, 2018 at 01:21:22PM -0700, Eric Biggers wrote:
> > On Mon, Mar 12, 2018 at 10:57:07AM -0700, Eric Biggers wrote:
> > > On Wed, Mar 07, 2018 at 03:54:37PM +0000, David Howells wrote:
> > > > Eric Biggers <ebiggers3@...il.com> wrote:
> > > > 
> > > > > Fix it by limiting option strings (combined name + value) to a much more
> > > > > reasonable 128 bytes.  The exact limit is arbitrary, but currently the
> > > > > only recognized option is formatted as "dnserror=%lu" which fits well
> > > > > within this limit.
> > > > 
> > > > There will be more options coming ("ipv4", "ipv6") but they shouldn't overrun
> > > > this limit and we can always extend the limit if need be.
> > > > 
> > > > David
> > > 
> > > David (Howells) do you want to take this patch through the keyrings tree or
> > > should I ask David Miller to take it through net-next?
> > > 
> > > Eric
> > 
> > Ping.
> 
> Ping again.

Times up.  I'll resend for net-next.

Eric