CVE-2026-31751

kernel: comedi: dt2815: add hardware detection to prevent crash

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · May 1, 2026

Updated · June 28, 2026

Description

A flaw was found in the Linux kernel's comedi dt2815 driver. A local user can exploit this vulnerability by attaching the driver to arbitrary I/O addresses without actual hardware present. This can trigger a page fault during output operations on non-existent hardware, leading to a kernel crash. This issue results in a denial of service.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-166 · Improper Handling of Missing Special Element