CVE-2026-63931

kernel: iio: chemical: scd30: fix division by zero in write_raw

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · July 19, 2026

Updated · August 7, 2026

Description

A flaw was found in the Linux kernel's iio: chemical: scd30 driver. A local user can trigger a denial of service (DoS) by writing a zero fractional part to the sampling_frequency sysfs attribute. This action leads to a division-by-zero error within the kernel, causing the system to crash.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-369 · Divide By Zero