static void ide_clear_hob(IDEBus *bus)
{
    /* any write clears HOB high bit of device control register */
    bus->ifs[0].select &= ~(1 << 7);
    bus->ifs[1].select &= ~(1 << 7);
}

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.