# netfilter: nf_tables: don't queue packet path object notifications

CVE record · `CVE-2026-80837`

- **Identifiers:** `CVE-2026-80837`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 4 Sept 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 4 Sept 2026, 15:54 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: `67cc570edaa02016a8685a06a0ee91f05a6277d9 to before f010756ed75ac003146a1cbc93501092343bb3a3` (git)
  - affected: `67cc570edaa02016a8685a06a0ee91f05a6277d9 to before 6989f298103f575a768a85e4b19d2384709237f8` (git)
  - affected: `67cc570edaa02016a8685a06a0ee91f05a6277d9 to before df86c0e84025be8b6dd572a20852698927aa666b` (git)
  - affected: `67cc570edaa02016a8685a06a0ee91f05a6277d9 to before 6fa88d11983c6fe693c13ed7c5b3b75ae9f39de6` (git)
  - affected: `67cc570edaa02016a8685a06a0ee91f05a6277d9 to before e97e2d6d0b150fd78be573f9fdf193f204d9334e` (git)
  - affected: `67cc570edaa02016a8685a06a0ee91f05a6277d9 to before 68de7f3a38acab355c24114f77bf00d3094ce4da` (git)
  - affected: `67cc570edaa02016a8685a06a0ee91f05a6277d9 to before 7904b94768e983bcb2be34a8d6d1f3450f5b838b` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.9`
  - unaffected: `before 5.9` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.108 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.49 to 6.18.*, inclusive` (semver)
  - unaffected: `7.1.13 to 7.1.*, inclusive` (semver)
  - unaffected: `7.2.3 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 14 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 4 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-80837](https://www.cve.org/CVERecord?id=CVE-2026-80837)
- [NVD: CVE-2026-80837](https://nvd.nist.gov/vuln/detail/CVE-2026-80837)

### References from the CNA

- <https://git.kernel.org/stable/c/f010756ed75ac003146a1cbc93501092343bb3a3>
- <https://git.kernel.org/stable/c/6989f298103f575a768a85e4b19d2384709237f8>
- <https://git.kernel.org/stable/c/df86c0e84025be8b6dd572a20852698927aa666b>
- <https://git.kernel.org/stable/c/6fa88d11983c6fe693c13ed7c5b3b75ae9f39de6>
- <https://git.kernel.org/stable/c/e97e2d6d0b150fd78be573f9fdf193f204d9334e>
- <https://git.kernel.org/stable/c/68de7f3a38acab355c24114f77bf00d3094ce4da>
- <https://git.kernel.org/stable/c/7904b94768e983bcb2be34a8d6d1f3450f5b838b>

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-2026-80837>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-80837/>. Everything for agents: <https://agentprime.io/llms.txt>.