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Explicit checks for pniChangeNumber

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Fedor Indutny 2024-01-30 09:57:25 -08:00 • committed by GitHub
parent 95caf59c3c
commit 52736ea32e
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GPG key ID: B5690EEEBB952194
1 changed files with 9 additions and 2 deletions
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11
ts/textsecure/MessageReceiver.ts
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@ -1513,6 +1513,7 @@ export default class MessageReceiver
Boolean(content.storyMessage?.group);
if (
wasEncrypted &&
content.senderKeyDistributionMessage &&
Bytes.isNotEmpty(content.senderKeyDistributionMessage)
) {
@ -1575,7 +1576,7 @@ export default class MessageReceiver
return { plaintext: undefined, envelope };
}
if (content.pniSignatureMessage) {
if (wasEncrypted && content.pniSignatureMessage) {
inProgressMessageType = 'pni signature';
await this.handlePniSignatureMessage(
envelope,
@ -1586,7 +1587,7 @@ export default class MessageReceiver
// Some sync messages have to be fully processed in the middle of
// decryption queue since subsequent envelopes use their key material.
const { syncMessage } = content;
if (syncMessage?.pniChangeNumber) {
if (wasEncrypted && syncMessage?.pniChangeNumber) {
inProgressMessageType = 'pni change number';
await this.handlePNIChangeNumber(envelope, syncMessage.pniChangeNumber);
this.removeFromCache(envelope);
@ -3323,6 +3324,12 @@ export default class MessageReceiver
newE164,
}: Proto.SyncMessage.IPniChangeNumber
): Promise<void> {
const ourAci = this.storage.user.getCheckedAci();
if (envelope.sourceServiceId !== ourAci) {
throw new Error('Received pni change number from another number');
}
log.info('MessageReceiver: got pni change number sync message');
logUnexpectedUrgentValue(envelope, 'pniIdentitySync');