Re: [Bug] [Discussion] filter_var and reserved IP address range
| From: | Andrew Nester | Date: | Thu, 03 Aug 2017 17:08:09 +0000 |
| Subject: | Re: [Bug] [Discussion] filter_var and reserved IP address range | ||
| References: | 1 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-100155@lists.php.net to get a copy of this message | ||
> On Jun 13, 2017, at 6:03 PM, Andrew Nester <newaltgroup@bk.ru> wrote:
>
> Hello!
> Currently I am working on bug #74699 (Thanks brianlmoon for pointing this issue).
>
> Here is some details:
> In patch applied for bug #72972 IP address block 240.0.0.0/4 has been removed from list of
> reserved.
>
> But according to IP Multicast Address Specification:
> “The range of addresses between 224.0.0.0 and 224.0.0.255, inclusive,
> is reserved for the use of routing protocols and other low-leveltopology discovery or
> maintenance protocols,
> such as gateway discoveryand group membership reporting.
> Multicast routers should not forwardany multicast datagram with destination addresses in this
> range,regardless of its TTL.”
>
> Here is the full specification:
>
> https://www.iana.org/assignments/multicast-addresses/multicast-addresses.xhtml
>
> That’s why my PR introducing changes to include addresses between 224.0.0.0 and 224.0.0.255
> in list of reserved.
> Here is link to my PR
> https://github.com/php/php-src/pull/2562
>
> Thanks!
Any updates on this?
Does it look like reasonable change?