CVE-2026-64334

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> USB: serial: digi_acceleport: fix hard lockup on disconnect<br /> <br /> If submitting the OOB write urb fails persistently (e.g if the device is<br /> being disconnected) the driver would loop indefinitely with interrupts<br /> disabled.<br /> <br /> Check for urb submission errors when sending OOB commands to avoid<br /> hanging if, for example, open(), set_termios() or close() races with a<br /> physical disconnect.<br /> <br /> This is issue was flagged by Sashiko when reviewing an unrelated change<br /> to the driver.