# netfilter: nf_tables: skip expired catchall elements on insert and delete

CVE record · `CVE-2026-98484`

- **Identifiers:** `CVE-2026-98484`
- **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, 15:15 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: `aaa31047a6d25da0fa101da1ed544e1247949b40 to before 2462ff0861f0dd5b2abdc3e95c3360d8566ab081` (git)
  - affected: `aaa31047a6d25da0fa101da1ed544e1247949b40 to before f347d71d0d1a2157d8ecadbe1fba69cff32fce98` (git)
  - affected: `aaa31047a6d25da0fa101da1ed544e1247949b40 to before 5e20b39aa7844769a7a782484bc1a809ffbc513e` (git)
  - affected: `aaa31047a6d25da0fa101da1ed544e1247949b40 to before 2f07da3881525f7cbfed1ced2796c71a201505b9` (git)
  - affected: `aaa31047a6d25da0fa101da1ed544e1247949b40 to before 12cf803edfffef96f6415f0b5dbc7ec88842ea0f` (git)
  - affected: `aaa31047a6d25da0fa101da1ed544e1247949b40 to before 4fb8b1ccc475651e480e509de126bb9ce7f3cff9` (git)
  - affected: `aaa31047a6d25da0fa101da1ed544e1247949b40 to before 70194dc37670bd08e44b471389861cc01bd3a3c9` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.13`
  - unaffected: `before 5.13` (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: `6.12.112 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.55 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.9 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 8 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-2026-98484](https://www.cve.org/CVERecord?id=CVE-2026-98484)
- [NVD: CVE-2026-98484](https://nvd.nist.gov/vuln/detail/CVE-2026-98484)

### References from the CNA

- <https://git.kernel.org/stable/c/2462ff0861f0dd5b2abdc3e95c3360d8566ab081>
- <https://git.kernel.org/stable/c/f347d71d0d1a2157d8ecadbe1fba69cff32fce98>
- <https://git.kernel.org/stable/c/5e20b39aa7844769a7a782484bc1a809ffbc513e>
- <https://git.kernel.org/stable/c/2f07da3881525f7cbfed1ced2796c71a201505b9>
- <https://git.kernel.org/stable/c/12cf803edfffef96f6415f0b5dbc7ec88842ea0f>
- <https://git.kernel.org/stable/c/4fb8b1ccc475651e480e509de126bb9ce7f3cff9>
- <https://git.kernel.org/stable/c/70194dc37670bd08e44b471389861cc01bd3a3c9>

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-2026-98484>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98484/>. Everything for agents: <https://agentprime.io/llms.txt>.