# ipv6: xfrm: use full sockets in local error paths

CVE record · `CVE-2026-98241`

- **Identifiers:** `CVE-2026-98241`
- **State:** Confirmed
- **Severity:** CVSS 7.8 High
- **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: `dd767856a36e00b631d65ebc4bb81b19915532d6 to before b1a88633c36d2cbc3831382f3846754d344276fd` (git)
  - affected: `dd767856a36e00b631d65ebc4bb81b19915532d6 to before 904a0e827d0d7189271a3a2eb648293809f25efc` (git)
  - affected: `dd767856a36e00b631d65ebc4bb81b19915532d6 to before 675919e08ce266b8cac11fd9af29170e762a480f` (git)
  - affected: `dd767856a36e00b631d65ebc4bb81b19915532d6 to before 60459c670329d586a58db5d8f811fa5accfe4862` (git)
  - affected: `dd767856a36e00b631d65ebc4bb81b19915532d6 to before ca3d68c3213475b53db6647e159dc73bd1af5ab1` (git)
  - affected: `dd767856a36e00b631d65ebc4bb81b19915532d6 to before 4c030a0400ebfd2318361c923a88103b2c67c49f` (git)
  - affected: `dd767856a36e00b631d65ebc4bb81b19915532d6 to before c21f3f7fbfeda7c5794f606cb0ffcc2d9001eef8` (git)
  - affected: `dd767856a36e00b631d65ebc4bb81b19915532d6 to before 6973a21ee73c5567f883813c8ef414774b45892f` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.2`
  - unaffected: `before 3.2` (semver)
  - unaffected: `5.10.271 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.222 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.189 to 6.1.*, inclusive` (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

- 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:** 0.0013, the 2nd 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-2026-98241](https://www.cve.org/CVERecord?id=CVE-2026-98241)
- [NVD: CVE-2026-98241](https://nvd.nist.gov/vuln/detail/CVE-2026-98241)

### References from the CNA

- <https://git.kernel.org/stable/c/b1a88633c36d2cbc3831382f3846754d344276fd>
- <https://git.kernel.org/stable/c/904a0e827d0d7189271a3a2eb648293809f25efc>
- <https://git.kernel.org/stable/c/675919e08ce266b8cac11fd9af29170e762a480f>
- <https://git.kernel.org/stable/c/60459c670329d586a58db5d8f811fa5accfe4862>
- <https://git.kernel.org/stable/c/ca3d68c3213475b53db6647e159dc73bd1af5ab1>
- <https://git.kernel.org/stable/c/4c030a0400ebfd2318361c923a88103b2c67c49f>
- <https://git.kernel.org/stable/c/c21f3f7fbfeda7c5794f606cb0ffcc2d9001eef8>
- <https://git.kernel.org/stable/c/6973a21ee73c5567f883813c8ef414774b45892f>

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-2026-98241>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98241/>. Everything for agents: <https://agentprime.io/llms.txt>.