[quicwg/base-drafts] What happens if STREAM offset exceeds 2^62 -1 (#2538)

martinduke <notifications@github.com> Wed, 20 March 2019 23:57 UTC

Return-Path: <noreply@github.com>
X-Original-To: quic-issues@ietfa.amsl.com
Delivered-To: quic-issues@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id DE367130E98 for <quic-issues@ietfa.amsl.com>; Wed, 20 Mar 2019 16:57:44 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.384
X-Spam-Level:
X-Spam-Status: No, score=-1.384 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, GB_SUMOF=5, HTML_IMAGE_ONLY_24=1.618, HTML_MESSAGE=0.001, MAILING_LIST_MULTI=-1, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H2=-0.001, SPF_PASS=-0.001] autolearn=no autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=github.com
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id On2uZ2QNj1Nv for <quic-issues@ietfa.amsl.com>; Wed, 20 Mar 2019 16:57:43 -0700 (PDT)
Received: from out-5.smtp.github.com (out-5.smtp.github.com [192.30.252.196]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 52F2A12D4EC for <quic-issues@ietf.org>; Wed, 20 Mar 2019 16:57:43 -0700 (PDT)
Date: Wed, 20 Mar 2019 16:57:42 -0700
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=github.com; s=pf2014; t=1553126262; bh=o235BW88R6/deP4klJ8auDSd9fjXP867LsunKrxhF7M=; h=Date:From:Reply-To:To:Cc:Subject:List-ID:List-Archive:List-Post: List-Unsubscribe:From; b=XRertzIHzvi64CNsD3vPyNEkp4x6GQrWJ38y5H/uAS7ZjTV3kKqINDEchMDBxXcnw lleoZU8uShnhuSsAghGJ+sYgjFSGnDrzTV1+cwQhX5shwxyvn5JBh1k4fuT2DZJ8xV PpfzzCFj7jyVm5E4SWVsh8Il72nwdePbbWJ+8rI0=
From: martinduke <notifications@github.com>
Reply-To: quicwg/base-drafts <reply+0166e4abc05f4ca54d6aaba1ac5cc502f563e49a7427e95f92cf0000000118aa957692a169ce193e71f7@reply.github.com>
To: quicwg/base-drafts <base-drafts@noreply.github.com>
Cc: Subscribed <subscribed@noreply.github.com>
Message-ID: <quicwg/base-drafts/issues/2538@github.com>
Subject: [quicwg/base-drafts] What happens if STREAM offset exceeds 2^62 -1 (#2538)
Mime-Version: 1.0
Content-Type: multipart/alternative; boundary="--==_mimepart_5c92d3765bf14_17e73f83ba6d45c09093b"; charset=UTF-8
Content-Transfer-Encoding: 7bit
Precedence: list
X-GitHub-Sender: martinduke
X-GitHub-Recipient: quic-issues
X-GitHub-Reason: subscribed
X-Auto-Response-Suppress: All
X-GitHub-Recipient-Address: quic-issues@ietf.org
Archived-At: <https://mailarchive.ietf.org/arch/msg/quic-issues/w6NvAhQy7kyx5gu62sInhQCuRI0>
X-BeenThere: quic-issues@ietf.org
X-Mailman-Version: 2.1.29
List-Id: Notification list for GitHub issues related to the QUIC WG <quic-issues.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/quic-issues>, <mailto:quic-issues-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/quic-issues/>
List-Post: <mailto:quic-issues@ietf.org>
List-Help: <mailto:quic-issues-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/quic-issues>, <mailto:quic-issues-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 20 Mar 2019 23:57:45 -0000

Sec 19.8 says:
The first byte in the stream has an offset of 0.  The largest offset
   delivered on a stream - the sum of the offset and data length - MUST
   be less than 2^62.

It certainly possible to express a STREAM frame that violates this rule. What action should we take?

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/quicwg/base-drafts/issues/2538