# keys: Avoid the owner account dereference in named keyring lookup

CVE record · `CVE-2026-99226`

- **Identifiers:** `CVE-2026-99226`
- **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: `2ea190d0a006ce5218baa6e798512652446a605a to before 77249d4b1bb5ad43552b7023c4a0978937aa7a56` (git)
  - affected: `2ea190d0a006ce5218baa6e798512652446a605a to before 0b865fa477d94ac96c26848aab1fd176397de3f6` (git)
  - affected: `2ea190d0a006ce5218baa6e798512652446a605a to before 6763329f673d261641c79212abf773af77b2c922` (git)
  - affected: `2ea190d0a006ce5218baa6e798512652446a605a to before aa03c8fb4334f14d218020f7431debf2b7766865` (git)
  - affected: `2ea190d0a006ce5218baa6e798512652446a605a to before c9664f780f861dd9f11f120c7a03ed0993671ebb` (git)
  - affected: `2ea190d0a006ce5218baa6e798512652446a605a to before b0830a26e2c3008a6e21863126b4a0e68b2761cd` (git)
  - affected: `2ea190d0a006ce5218baa6e798512652446a605a to before 5c6a9512887a6cc694d594d9c0b57c0841d215b5` (git)
  - affected: `2ea190d0a006ce5218baa6e798512652446a605a to before 40b12b93ae4ab9e22c3d571e9b09fd08afad53f6` (git)
  - affected: `2ea190d0a006ce5218baa6e798512652446a605a to before 51409aaa01f8602552c336009fd22b226b0cdf1d` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.30`
  - unaffected: `before 2.6.30` (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: `6.6.161 to 6.6.*, inclusive` (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: `7.3.1 to 7.3.*, 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:** 0.0018, the 7th 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-2026-99226)
- 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-2026-99226)

## Sources

- [CVE List: CVE-2026-99226](https://www.cve.org/CVERecord?id=CVE-2026-99226)
- [NVD: CVE-2026-99226](https://nvd.nist.gov/vuln/detail/CVE-2026-99226)

### References from the CNA

- <https://git.kernel.org/stable/c/77249d4b1bb5ad43552b7023c4a0978937aa7a56>
- <https://git.kernel.org/stable/c/0b865fa477d94ac96c26848aab1fd176397de3f6>
- <https://git.kernel.org/stable/c/6763329f673d261641c79212abf773af77b2c922>
- <https://git.kernel.org/stable/c/aa03c8fb4334f14d218020f7431debf2b7766865>
- <https://git.kernel.org/stable/c/c9664f780f861dd9f11f120c7a03ed0993671ebb>
- <https://git.kernel.org/stable/c/b0830a26e2c3008a6e21863126b4a0e68b2761cd>
- <https://git.kernel.org/stable/c/5c6a9512887a6cc694d594d9c0b57c0841d215b5>
- <https://git.kernel.org/stable/c/40b12b93ae4ab9e22c3d571e9b09fd08afad53f6>
- <https://git.kernel.org/stable/c/51409aaa01f8602552c336009fd22b226b0cdf1d>

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-2026-99226>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-99226/>. Everything for agents: <https://agentprime.io/llms.txt>.