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reject keys with duplicate subkeys altogether

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closes #870
This commit is contained in:
Vincent Breitmoser
2014-09-23 01:35:49 +02:00
parent 3759d74ac8
commit 9d9d71f3db
3 changed files with 17 additions and 1 deletions
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16
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/UncachedKeyRing.java
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@@ -51,6 +51,7 @@ import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
import java.util.Date;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import java.util.TreeSet;
@@ -529,12 +530,25 @@ public class UncachedKeyRing {
}
// Keep track of ids we encountered so far
Set<Long> knownIds = new HashSet<Long>();
// Process all keys
for (PGPPublicKey key : new IterableIterator<PGPPublicKey>(ring.getPublicKeys())) {
// Don't care about the master key here, that one gets special treatment above
// Make sure this is not a duplicate, avoid undefined behavior!
if (knownIds.contains(key.getKeyID())) {
log.add(LogType.MSG_KC_ERROR_DUP_KEY, indent,
KeyFormattingUtils.convertKeyIdToHex(key.getKeyID()));
return null;
}
// Add the key id to known
knownIds.add(key.getKeyID());
// Don't care about the master key any further, that one gets special treatment above
if (key.isMasterKey()) {
continue;
}
log.add(LogType.MSG_KC_SUB,
indent, KeyFormattingUtils.convertKeyIdToHex(key.getKeyID()));
indent += 1;