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Date:      Fri, 5 Jul 2019 09:40:01 -0400
From:      Shawn Webb <shawn.webb@hardenedbsd.org>
To:        Gordon Tetlow <gordon@tetlows.org>
Cc:        grarpamp <grarpamp@gmail.com>, freebsd-security@freebsd.org, freebsd-questions@freebsd.org
Subject:   Re: CVE-2019-5599 SACK Slowness (FreeBSD 12 using the RACK TCP Stack)
Message-ID:  <20190705134001.bba2y4dxqirs6xe6@mutt-hbsd>
In-Reply-To: <20190703171812.GM32970@gmail.com>
References:  <CAD2Ti29xZ2Qty8fqgjf_OLvvjODOGyLtWSCzo6xgFB51e-T0ig@mail.gmail.com> <20190618235535.GY32970@gmail.com> <20190619000655.2gde4u5i5ter5exu@mutt-hbsd> <20190703171812.GM32970@gmail.com>

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On Wed, Jul 03, 2019 at 10:18:12AM -0700, Gordon Tetlow wrote:
> Sorry for the late response, only so many hours in the day.

Completely understood. Thanks for taking the time to respond!

>=20
> On Tue, Jun 18, 2019 at 08:06:55PM -0400, Shawn Webb wrote:
> > It appears that Netflix's advisory (as of this writing) does not
> > include a timeline of events. Would FreeBSD be able to provide its
> > event timeline with regards to CVE-2019-5599?
>=20
> I don't generally document a timeline of events from our side. This
> particular disclosure was a bit unusual as it wasn't external but
> instead was an internal FreeBSD developer the security team often works
> with. As such, our process was a bit out of sync with normal (as much as
> we have a normal with our current processes). All of that said, we got
> notice in early June, about 10 days before public disclosure.

Perhaps this might be a good time to start keeping records for future
vulnerability reports, regardless of source of disclosure.

Does FreeBSD publish its vulnerability response process documentation?
If not, would FreeBSD be open to such transparency?

>=20
> > Were any FreeBSD derivatives given advanced notice? If so, which ones?
>=20
> They were not. I would like to get to a point where we feel we could
> give some sort of heads up for downstream, but we aren't there yet.

Sounds good. Let me know how I can help. I'm at your service.

Thanks,

--=20
Shawn Webb
Cofounder / Security Engineer
HardenedBSD

Tor-ified Signal:    +1 443-546-8752
Tor+XMPP+OTR:        lattera@is.a.hacker.sx
GPG Key ID:          0xFF2E67A277F8E1FA
GPG Key Fingerprint: D206 BB45 15E0 9C49 0CF9  3633 C85B 0AF8 AB23 0FB2

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