# io_uring/cmd: don't leave list poison in ->hash_node

CVE record · `CVE-2026-99230`

- **Identifiers:** `CVE-2026-99230`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 2 Nov 2026
- **Updated:** 3 Nov 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 2 Nov 2026, 16:06 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: `93b8cc60c37b9d17732b7a297e5dca29b50a990d to before cc7f13d006fcefed9564bd79f135b51d344e9c77` (git)
  - affected: `93b8cc60c37b9d17732b7a297e5dca29b50a990d to before 2d5af21422060c088f6e4fb0f1e7dcf5bcdd6707` (git)
  - affected: `93b8cc60c37b9d17732b7a297e5dca29b50a990d to before 685b49483200384d7f49d338af476e26e6824637` (git)
  - affected: `93b8cc60c37b9d17732b7a297e5dca29b50a990d to before 4c83e39f4d1944d7146fd06094f2c8053238d55c` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.7`
  - unaffected: `before 6.7` (semver)
  - unaffected: `6.12.115 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.60 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.14 to 7.2.*, inclusive` (semver)
  - unaffected: `7.4-rc1 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:** 0.0016, the 4th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

- 2 Nov 2026, 16:06 UTC: [Confirmed by the CVE List](https://www.cve.org/CVERecord?id=CVE-2026-99230)
- 2 Nov 2026, 16:12 UTC: First seen by agentprime
- 2 Nov 2026, 16:17 UTC: [Confirmed by NVD](https://nvd.nist.gov/vuln/detail/CVE-2026-99230)

## Sources

- [CVE List: CVE-2026-99230](https://www.cve.org/CVERecord?id=CVE-2026-99230)
- [NVD: CVE-2026-99230](https://nvd.nist.gov/vuln/detail/CVE-2026-99230)

### References from the CNA

- <https://git.kernel.org/stable/c/cc7f13d006fcefed9564bd79f135b51d344e9c77>
- <https://git.kernel.org/stable/c/2d5af21422060c088f6e4fb0f1e7dcf5bcdd6707>
- <https://git.kernel.org/stable/c/685b49483200384d7f49d338af476e26e6824637>
- <https://git.kernel.org/stable/c/4c83e39f4d1944d7146fd06094f2c8053238d55c>

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-2026-99230>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-99230/>. Everything for agents: <https://agentprime.io/llms.txt>.