# net: wwan: mhi_wwan_mbim: guard against a cyclic NDP chain

CVE record · `CVE-2026-98237`

- **Identifiers:** `CVE-2026-98237`
- **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: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before 3ed36ee1b29b028f6bc2ebe100152f61a33df05a` (git)
  - affected: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before e4b2c7b50d4f4aa1ddfff731b136d65f65b2b526` (git)
  - affected: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before 19b5e8dd884a530d04482e1a8e547f43cad17ed7` (git)
  - affected: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before 24ade82d6d993274e99c2c6998848751c35292e7` (git)
  - affected: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before 8dad70ff7e25cbcfbcb5101fdbf36d98003eb653` (git)
  - affected: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before 829fec45122da58d77a55a3b7ca514dafab98e77` (git)
  - affected: `aa730a9905b7b079ef2fffdab7f15dbb842f5c7c to before 5d063822ac5184939c1ed377a339a01d8ae814e8` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.15`
  - unaffected: `before 5.15` (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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0017, the 6th 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-2026-98237](https://www.cve.org/CVERecord?id=CVE-2026-98237)
- [NVD: CVE-2026-98237](https://nvd.nist.gov/vuln/detail/CVE-2026-98237)

### References from the CNA

- <https://git.kernel.org/stable/c/3ed36ee1b29b028f6bc2ebe100152f61a33df05a>
- <https://git.kernel.org/stable/c/e4b2c7b50d4f4aa1ddfff731b136d65f65b2b526>
- <https://git.kernel.org/stable/c/19b5e8dd884a530d04482e1a8e547f43cad17ed7>
- <https://git.kernel.org/stable/c/24ade82d6d993274e99c2c6998848751c35292e7>
- <https://git.kernel.org/stable/c/8dad70ff7e25cbcfbcb5101fdbf36d98003eb653>
- <https://git.kernel.org/stable/c/829fec45122da58d77a55a3b7ca514dafab98e77>
- <https://git.kernel.org/stable/c/5d063822ac5184939c1ed377a339a01d8ae814e8>

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-2026-98237>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98237/>. Everything for agents: <https://agentprime.io/llms.txt>.