CVE-2026-64503: iio: accel: kxsd9: fix runtime PM imbalance on write_raw() error

highCVSS 7.1CVE-2026-64503

CSIRTS triage

vendor: null product: nullOther

What: There is a fix for a runtime PM imbalance on write_raw() error in the kxsd9 driver.
Who is affected: Deployments using the kxsd9 driver are affected.
Urgency: Remediation is necessary to prevent potential instability, although exploitation status is currently unknown.
Action: Apply the fix for CVE-2026-64503.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: high — CVSS 7.1
Published: 2026-07-14
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-64503

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-645030.18% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 7% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-64503	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

unknownCVE-2026-64503: In the Linux kernel, the following vulnerability has been resolved: iio: accel: kxsd9: fix run…nvd

Recent advisories for iio

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

unknownCVE-2026-64504: In the Linux kernel, the following vulnerability has been resolved: iio: accel: bmc150: clamp …nvd · 2026-07-25
unknownCVE-2026-64503: In the Linux kernel, the following vulnerability has been resolved: iio: accel: kxsd9: fix run…nvd · 2026-07-25
highCVE-2026-64502: In the Linux kernel, the following vulnerability has been resolved: iio: adc: ad_sigma_delta: …nvd · 2026-07-25
highCVE-2026-64501: In the Linux kernel, the following vulnerability has been resolved: iio: adc: ad_sigma_delta: …nvd · 2026-07-25
unknownCVE-2026-64500: In the Linux kernel, the following vulnerability has been resolved: iio: adc: lpc32xx: Initial…nvd · 2026-07-25
unknownCVE-2026-64499: In the Linux kernel, the following vulnerability has been resolved: iio: adc: ti-ads1119: fix …nvd · 2026-07-25