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handle IPv6 addresses with an explict incoming interface at the end (e.g fe80::ae2d:d1e7:fe1e:9a8d%enp2s0)

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Signed-off-by: Konrad Bucheli <konrad.bucheli@gmx.ch>
Signed-off-by: Konrad Bucheli <kb@open.ch>
This commit is contained in:
Konrad Bucheli 2019-12-10 22:16:03 +01:00 committed by Backportbot
parent 624302d99a
commit f914b98860
1 changed files with 4 additions and 0 deletions
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4
lib/private/Security/Normalizer/IpAddress.php
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@ -71,6 +71,10 @@ class IpAddress {
if ($ip[0] === '[' && $ip[-1] === ']') { // If IP is with brackets, for example [::1]
$ip = substr($ip, 1, strlen($ip) - 2);
}
$pos = strpos($ip, '%'); // if there is an explicit interface added to the IP, e.g. fe80::ae2d:d1e7:fe1e:9a8d%enp2s0
if ($pos !== false) {
$ip = substr($ip, 0, $pos-1);
}
$binary = \inet_pton($ip);
for ($i = 128; $i > $maskBits; $i -= 8) {
$j = \intdiv($i, 8) - 1;