MagickExport void ModuleComponentTerminus(void)
{
  if (module_semaphore == (SemaphoreInfo *) NULL)
    ActivateSemaphoreInfo(&module_semaphore);
  DestroyModuleList();
  DestroySemaphoreInfo(&module_semaphore);
}

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.