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Code Issues Releases Wiki Activity

SPF ip-records have an optional prefix appended

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keykey7 2023-01-11 21:32:00 +01:00
parent 1b488aed5b
commit d213dae57c
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1 changed files with 4 additions and 2 deletions
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6
app/src/main/java/eu/faircode/email/ActivityDmarc.java
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@ -272,9 +272,11 @@ public class ActivityDmarc extends ActivityBase {
ip = ip.toLowerCase(Locale.ROOT);
if (ip.startsWith("ip4:") || ip.startsWith("ip6:")) {
String[] net = ip.substring(4).split("/");
if (net.length != 2)
if (net.length > 2)
continue;
Integer prefix = Helper.parseInt(net[1]);
Integer prefix = ip.startsWith("ip4:") ? 32 : 64;
if (net.length == 2)
prefix = Helper.parseInt(net[1]);
if (prefix == null)
continue;
if (ConnectionHelper.inSubnet(text, net[0], prefix)) {