# net: fddi: skfp: fix NULL deref when setting the MAC address while down

CVE record · `CVE-2026-98302`

- **Identifiers:** `CVE-2026-98302`
- **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: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 835903bea770ad96ab4322e18d98e00f8e0b39c3` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 5fd0f401b3eee95c93daa35ef99cb03d676031f0` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 731db6110b3148331ed8d5d11a564bfd520721d9` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 822903ed991971780db1db1be31a4f00e2b13e30` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 616ba18b2cfb72b7bea214bdd72df2485b2e37dc` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before d6f63fdb298d546a47790cb373db65462c264d04` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 438131e7ae847e907d345bf504d7e25585561b5c` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 7c8810c2e69c3d9ca6df870b40ae9218e50b4fb1` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.12`
  - unaffected: `before 2.6.12` (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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0018, the 7th 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-2026-98302](https://www.cve.org/CVERecord?id=CVE-2026-98302)
- [NVD: CVE-2026-98302](https://nvd.nist.gov/vuln/detail/CVE-2026-98302)

### References from the CNA

- <https://git.kernel.org/stable/c/835903bea770ad96ab4322e18d98e00f8e0b39c3>
- <https://git.kernel.org/stable/c/5fd0f401b3eee95c93daa35ef99cb03d676031f0>
- <https://git.kernel.org/stable/c/731db6110b3148331ed8d5d11a564bfd520721d9>
- <https://git.kernel.org/stable/c/822903ed991971780db1db1be31a4f00e2b13e30>
- <https://git.kernel.org/stable/c/616ba18b2cfb72b7bea214bdd72df2485b2e37dc>
- <https://git.kernel.org/stable/c/d6f63fdb298d546a47790cb373db65462c264d04>
- <https://git.kernel.org/stable/c/438131e7ae847e907d345bf504d7e25585561b5c>
- <https://git.kernel.org/stable/c/7c8810c2e69c3d9ca6df870b40ae9218e50b4fb1>

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-2026-98302>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98302/>. Everything for agents: <https://agentprime.io/llms.txt>.