CVE-2026-97480: tty: serial: 8250: protect against NULL uart->port.dev in register

Overview

Severity

Medium (CVSS 4.4)

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-09-28

EPSS Score

0.15% (percentile: 4.0%)

Affected Products (1)

Other

• 21932-17084

Revision History

• 2026-09-28: Information published.