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do not try to parse an ip4 address as an ipv6 address #23

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merged 1 commit into from
Aug 26, 2024
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do not try to parse an ip4 address as an ipv6 address #23

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4 changes: 3 additions & 1 deletion lib/Mail/SPF/Util.pm
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Original file line number Diff line number Diff line change
Expand Up @@ -188,7 +188,9 @@ sub ip_address_reverse {
or throw Mail::SPF::EInvalidOptionValue('NetAddr::IP IPv4 or IPv6 address expected');
try {
# Treat IPv4-mapped IPv6 addresses as IPv4 addresses:
$ip_address = $self->ipv6_address_to_ipv4($ip_address);
if($ip_address->version == 6) {
$ip_address = $self->ipv6_address_to_ipv4($ip_address);
}
}
catch Mail::SPF::EInvalidOptionValue with {};
# ...deliberately ignoring conversion errors.
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