void SyncManager::SyncInternal::UpdateCredentials(
    const SyncCredentials& credentials) {
  DCHECK(thread_checker_.CalledOnValidThread());
  DCHECK_EQ(credentials.email, share_.name);
  DCHECK(!credentials.email.empty());
  DCHECK(!credentials.sync_token.empty());

  observing_ip_address_changes_ = true;
  if (connection_manager()->set_auth_token(credentials.sync_token)) {
    sync_notifier_->UpdateCredentials(
        credentials.email, credentials.sync_token);
    if (!setup_for_test_mode_ && initialized_) {
      if (scheduler())
        scheduler()->OnCredentialsUpdated();
    }
  }
}

This vulnerability category highlights issues in resource management where failures to properly release memory, file handles, or other resources can degrade system performance or enable denial-of-service conditions.