SplashError Splash::restoreState() {
  SplashState *oldState;

  if (!state->next) {
    return splashErrNoSave;
  }
  oldState = state;
  state = state->next;
  delete oldState;
  return splashOk;
}

This weakness involves numeric computation errors, such as integer overflows, underflows, or precision losses, which can lead to miscalculations and exploitable behaviors in software.