# iio: buffer: serialize buffer teardown with mode claims

CVE record · `CVE-2026-98669`

- **Identifiers:** `CVE-2026-98669`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 18 Oct 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:45 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: `a9c471892d75847671a246619c2148578f22bbc6 to before 261f54966ebf45ced5fe5e1fe5119c6c44e140ab` (git)
  - affected: `7bca0af538a49dacb1470f233be0676bdc09605b to before cebbecb26d22368440c4779f8275d790cf347177` (git)
  - affected: `0a8565425afd8ba0e1a0ea73e21da119ee6dacea to before 6a728408ff522b749c2a3c7e68f44e861fa0dbfb` (git)
  - affected: `0a8565425afd8ba0e1a0ea73e21da119ee6dacea to before 89f3852a28fcf7bab599280cb082baa0675536db` (git)
  - affected: `0a8565425afd8ba0e1a0ea73e21da119ee6dacea to before b466db9e68b4741af85f6c017e2bb0a2f025053f` (git)
  - affected: `0a8565425afd8ba0e1a0ea73e21da119ee6dacea to before e63188d77e10c0951bf67da6c295f768fd1abf4b` (git)
  - affected: `0a8565425afd8ba0e1a0ea73e21da119ee6dacea to before 84bb0fc46ccf6a545b8fdf57cda83770186ed8dd` (git)
  - affected: `5.15.137 to before 5.15.224` (semver)
  - affected: `6.1.60 to before 6.1.191` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.2`
  - unaffected: `before 6.2` (semver)
  - unaffected: `5.15.224 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.160 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.113 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.56 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.10 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0017, the 6th percentile, on 7 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 18 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98669](https://www.cve.org/CVERecord?id=CVE-2026-98669)
- [NVD: CVE-2026-98669](https://nvd.nist.gov/vuln/detail/CVE-2026-98669)

### References from the CNA

- <https://git.kernel.org/stable/c/261f54966ebf45ced5fe5e1fe5119c6c44e140ab>
- <https://git.kernel.org/stable/c/cebbecb26d22368440c4779f8275d790cf347177>
- <https://git.kernel.org/stable/c/6a728408ff522b749c2a3c7e68f44e861fa0dbfb>
- <https://git.kernel.org/stable/c/89f3852a28fcf7bab599280cb082baa0675536db>
- <https://git.kernel.org/stable/c/b466db9e68b4741af85f6c017e2bb0a2f025053f>
- <https://git.kernel.org/stable/c/e63188d77e10c0951bf67da6c295f768fd1abf4b>
- <https://git.kernel.org/stable/c/84bb0fc46ccf6a545b8fdf57cda83770186ed8dd>

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-2026-98669>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98669/>. Everything for agents: <https://agentprime.io/llms.txt>.