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fix: correct IPv6 private range checks

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Sandro CURY CAZZANIGA
2025-12-29 15:45:52 +01:00
parent 8495d6ab26
commit 76fa8a7334
1 changed files with 2 additions and 13 deletions
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15
lib/Urupam/Validation.pm
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@@ -117,19 +117,8 @@ sub _is_private_ipv6 {
my $first = hex($first_part);
if ( $first >= 0xfc && $first <= 0xfd ) {
return 1;
}
if ( $first == 0xfe && @parts > 1 ) {
my $second_part = $parts[1] || '';
if ( length($second_part) > 0 ) {
my $second = hex($second_part);
if ( $second >= 0x80 && $second <= 0xbf ) {
return 1;
}
}
}
return 1 if ( $first & 0xfe00 ) == 0xfc00;
return 1 if ( $first & 0xffc0 ) == 0xfe80;
return 0;
}