# xfrm: serialize state GC with device state flush

CVE record · `CVE-2026-98231`

- **Identifiers:** `CVE-2026-98231`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 6 Oct 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 6 Oct 2026, 08:45 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: `d5f53edd43daf3e6e1633a49c561387f8f99e13f to before 937108dc0258d6ac69926b00bc53598c98986ee1` (git)
  - affected: `07b87f9eea0c30675084d50c82532d20168da009 to before 39e41af3653ee45c985190dd97426f318918d201` (git)
  - affected: `07b87f9eea0c30675084d50c82532d20168da009 to before 75fc4561772e2f9811abf39ed10443e6f4a4bc6c` (git)
  - affected: `07b87f9eea0c30675084d50c82532d20168da009 to before 84e378395494963b1e581cf223a7cbeec8c0e2d6` (git)
  - affected: `07b87f9eea0c30675084d50c82532d20168da009 to before 89fefad9f971bc637fb22373078144f2563c4be9` (git)
  - affected: `8ecee44464a4926c9bef989a1490b7394785f584` (git)
  - affected: `6.6.44 to before 6.6.158` (semver)
  - affected: `6.10.3 to before 6.11` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.11`
  - unaffected: `before 6.11` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.112 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.54 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.8 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:** 0.0021, the 10th percentile, on 10 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 6 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98231](https://www.cve.org/CVERecord?id=CVE-2026-98231)
- [NVD: CVE-2026-98231](https://nvd.nist.gov/vuln/detail/CVE-2026-98231)

### References from the CNA

- <https://git.kernel.org/stable/c/937108dc0258d6ac69926b00bc53598c98986ee1>
- <https://git.kernel.org/stable/c/39e41af3653ee45c985190dd97426f318918d201>
- <https://git.kernel.org/stable/c/75fc4561772e2f9811abf39ed10443e6f4a4bc6c>
- <https://git.kernel.org/stable/c/84e378395494963b1e581cf223a7cbeec8c0e2d6>
- <https://git.kernel.org/stable/c/89fefad9f971bc637fb22373078144f2563c4be9>

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-2026-98231>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98231/>. Everything for agents: <https://agentprime.io/llms.txt>.