CVE-2026-43354: iio: proximity: hx9023s: Protect against division by zero in set_samp_freq

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-08 · updated 2026-06-17
Weakness: CWE-369

Description

In the Linux kernel, the following vulnerability has been resolved: iio: proximity: hx9023s: Protect against division by zero in set_samp_freq Avoid division by zero when sampling frequency is unspecified.

Affected products

Linux kernel: from 6.12 before 6.12.78; from 6.13 before 6.18.19; from 6.19 before 6.19.9; 7.0-rc1, 7.0-rc2, 7.0-rc3 — fixed in 6.12.78, 6.18.19, 6.19.9

How to fix

Upgrade to a fixed version: Linux kernel 6.12.78, 6.18.19, 6.19.9. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/451ec5e67444f8460f9706a1bde146b5bbc86ce6
https://git.kernel.org/stable/c/739fdfe65678d8e5dcf59496c56b32ab3ba3dbaa
https://git.kernel.org/stable/c/a318cfc0853706f1d6ce682dba660bc455d674ef
https://git.kernel.org/stable/c/ad9da7d39cecd3e92f54149ea0ebca390f33fe69

Get alerted when CVE-2026-43354 or the next vulnerability affects your stack