# netfilter: nft_flow_offload: drop flowtable reference on init error path

CVE record · `CVE-2026-98851`

- **Identifiers:** `CVE-2026-98851`
- **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, 15:50 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: `a3c90f7a2323b331ae816d5b0633e68148e25d04 to before 4e5a6d89083af6f23f0ac2cb611ef267590a3ece` (git)
  - affected: `a3c90f7a2323b331ae816d5b0633e68148e25d04 to before 1f43b6b099fa39032780b9494cedfd98f318f3c4` (git)
  - affected: `a3c90f7a2323b331ae816d5b0633e68148e25d04 to before 87f4914758f2da10b56cdb7f90ed815ade1e8ea3` (git)
  - affected: `a3c90f7a2323b331ae816d5b0633e68148e25d04 to before 1d27214fd9a4d2c0c6d998fc9d4fb61448a3438e` (git)
  - affected: `a3c90f7a2323b331ae816d5b0633e68148e25d04 to before 64ac0cb574c740bf723affb79b646eeba920db6b` (git)
  - affected: `a3c90f7a2323b331ae816d5b0633e68148e25d04 to before c5f91098edee98c015f78488460a0609e62582a5` (git)
  - affected: `a3c90f7a2323b331ae816d5b0633e68148e25d04 to before 4cd378423a33194a773c267fc58606d28fce95cf` (git)
  - affected: `a3c90f7a2323b331ae816d5b0633e68148e25d04 to before 747928b5d4ff8c8de55138a54c13980e4bb88578` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.16`
  - unaffected: `before 4.16` (semver)
  - unaffected: `5.10.273 to 5.10.*, inclusive` (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: `6.12.113 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.56 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.10 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 11th percentile, on 7 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-2026-98851](https://www.cve.org/CVERecord?id=CVE-2026-98851)
- [NVD: CVE-2026-98851](https://nvd.nist.gov/vuln/detail/CVE-2026-98851)

### References from the CNA

- <https://git.kernel.org/stable/c/4e5a6d89083af6f23f0ac2cb611ef267590a3ece>
- <https://git.kernel.org/stable/c/1f43b6b099fa39032780b9494cedfd98f318f3c4>
- <https://git.kernel.org/stable/c/87f4914758f2da10b56cdb7f90ed815ade1e8ea3>
- <https://git.kernel.org/stable/c/1d27214fd9a4d2c0c6d998fc9d4fb61448a3438e>
- <https://git.kernel.org/stable/c/64ac0cb574c740bf723affb79b646eeba920db6b>
- <https://git.kernel.org/stable/c/c5f91098edee98c015f78488460a0609e62582a5>
- <https://git.kernel.org/stable/c/4cd378423a33194a773c267fc58606d28fce95cf>
- <https://git.kernel.org/stable/c/747928b5d4ff8c8de55138a54c13980e4bb88578>

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-2026-98851>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98851/>. Everything for agents: <https://agentprime.io/llms.txt>.