# iio: chemical: atlas-sensor: use iio_trigger_poll_nested() to fix remove UAF

CVE record · `CVE-2026-89938`

- **Identifiers:** `CVE-2026-89938`
- **State:** Confirmed
- **Severity:** CVSS 7.8 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 16 Sept 2026
- **Updated:** 19 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: `7103b99b031cb0ff6979331757bfc4893f37ae9e to before f64b437641b5a70c18bb0fd38da2b69d8926c871` (git)
  - affected: `7103b99b031cb0ff6979331757bfc4893f37ae9e to before 91e12b0fbd7047d02bf4ef4dbc491b9ef0159250` (git)
  - affected: `7103b99b031cb0ff6979331757bfc4893f37ae9e to before 2071624c3d0f497ca91da78858e6f30d7112fea6` (git)
  - affected: `7103b99b031cb0ff6979331757bfc4893f37ae9e to before 30b0d44c978bbc857bd68b71dab371805653de70` (git)
  - affected: `7103b99b031cb0ff6979331757bfc4893f37ae9e to before be61c8c6252671ecf1fee0ad90f87669e0be1e20` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.8`
  - unaffected: `before 4.8` (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

## 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

- 7.8 High, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0017, the 6th percentile, on 15 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-2026-89938](https://www.cve.org/CVERecord?id=CVE-2026-89938)
- [NVD: CVE-2026-89938](https://nvd.nist.gov/vuln/detail/CVE-2026-89938)

### References from the CNA

- <https://git.kernel.org/stable/c/f64b437641b5a70c18bb0fd38da2b69d8926c871>
- <https://git.kernel.org/stable/c/91e12b0fbd7047d02bf4ef4dbc491b9ef0159250>
- <https://git.kernel.org/stable/c/2071624c3d0f497ca91da78858e6f30d7112fea6>
- <https://git.kernel.org/stable/c/30b0d44c978bbc857bd68b71dab371805653de70>
- <https://git.kernel.org/stable/c/be61c8c6252671ecf1fee0ad90f87669e0be1e20>

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-2026-89938>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-89938/>. Everything for agents: <https://agentprime.io/llms.txt>.