# iio: pressure: dps310: fix NULL pointer dereference on ACPI probe

CVE record · `CVE-2026-89933`

- **Identifiers:** `CVE-2026-89933`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 16 Sept 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 16 Sept 2026, 10:32 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `72ff282819d0526d3e4417c2a61414557981b5af to before 37e59123a5f1dc9030825685074819f8318153b9` (git)
  - affected: `72ff282819d0526d3e4417c2a61414557981b5af to before a32a39da18e01b20c2ab65af9be34dc870187382` (git)
  - affected: `72ff282819d0526d3e4417c2a61414557981b5af to before bc7b09e701b4175fc683b579fcdef3bfac809239` (git)
  - affected: `72ff282819d0526d3e4417c2a61414557981b5af to before 7ded5b76ec2df6a3fb1bfde0d1869cde363fef30` (git)
  - affected: `72ff282819d0526d3e4417c2a61414557981b5af to before 3fa189573cca284ae663bfd2d5b9ed755bec5e9d` (git)
  - affected: `72ff282819d0526d3e4417c2a61414557981b5af to before 26e9213898fc949923188ef0aeea31fc87708836` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.18`
  - unaffected: `before 5.18` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.157 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.110 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.51 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.5 to 7.2.*, inclusive` (semver)
  - unaffected: `7.3 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

> The Linux kernel IIO pressure driver for the DPS310 sensor is affected from version 5.18. When the device is enumerated through ACPI HID IFX3100, a NULL pointer dereference during probe crashes the kernel. Upgrade to 6.1.191, 6.6.157, 6.12.110, or 6.18.51 or later in the matching series.

Written 12 Nov 2026.

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0021, the 10th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 16 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-89933](https://www.cve.org/CVERecord?id=CVE-2026-89933)
- [NVD: CVE-2026-89933](https://nvd.nist.gov/vuln/detail/CVE-2026-89933)

### References from the CNA

- <https://git.kernel.org/stable/c/37e59123a5f1dc9030825685074819f8318153b9>
- <https://git.kernel.org/stable/c/a32a39da18e01b20c2ab65af9be34dc870187382>
- <https://git.kernel.org/stable/c/bc7b09e701b4175fc683b579fcdef3bfac809239>
- <https://git.kernel.org/stable/c/7ded5b76ec2df6a3fb1bfde0d1869cde363fef30>
- <https://git.kernel.org/stable/c/3fa189573cca284ae663bfd2d5b9ed755bec5e9d>
- <https://git.kernel.org/stable/c/26e9213898fc949923188ef0aeea31fc87708836>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2026-89933>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-89933/>. Everything for agents: <https://agentprime.io/llms.txt>.