# keys: Protect the read method check against type removal

CVE record · `CVE-2026-99222`

- **Identifiers:** `CVE-2026-99222`
- **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: `d3ec10aa95819bff18a0d936b18884c7816d0914 to before e5f830ae6611cddbfc504c43f14155f60b63206a` (git)
  - affected: `d3ec10aa95819bff18a0d936b18884c7816d0914 to before ff11cfed85cbfdd7fe1185ebd18d2c7a8353ad8d` (git)
  - affected: `d3ec10aa95819bff18a0d936b18884c7816d0914 to before 1486caee47b4909f52835a957c3293e970113e44` (git)
  - affected: `d3ec10aa95819bff18a0d936b18884c7816d0914 to before ff44f1b303aa76a818d898e85c56ed4852c031e2` (git)
  - affected: `d3ec10aa95819bff18a0d936b18884c7816d0914 to before 6a36e2a1a017c51f8a8ad2a094566bad97c46a9b` (git)
  - affected: `d3ec10aa95819bff18a0d936b18884c7816d0914 to before 3edc064069d07e7d37359fcb4d03d3bab15ee3ab` (git)
  - affected: `d3ec10aa95819bff18a0d936b18884c7816d0914 to before cf1af7df80e38bf58bd74c2cccce32fcbd1a596a` (git)
  - affected: `d3ec10aa95819bff18a0d936b18884c7816d0914 to before e2a2deda08d91644f5e30c17d267b1cdc5f124b2` (git)
  - affected: `d3ec10aa95819bff18a0d936b18884c7816d0914 to before 925c84e3cc21caf09de92d9bcafab0147790debf` (git)
  - affected: `7fa67aa30509ad0da72ac0f757aa76e53c0ea3de` (git)
  - affected: `18779eac17b5df9dff57138d07631573553a41d4` (git)
  - affected: `f1afcf9488fc45765e20e2047d3b776981900e0b` (git)
  - and 5 more
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.7`
  - unaffected: `before 5.7` (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-2026-99222)
- 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-2026-99222)

## Sources

- [CVE List: CVE-2026-99222](https://www.cve.org/CVERecord?id=CVE-2026-99222)
- [NVD: CVE-2026-99222](https://nvd.nist.gov/vuln/detail/CVE-2026-99222)

### References from the CNA

- <https://git.kernel.org/stable/c/e5f830ae6611cddbfc504c43f14155f60b63206a>
- <https://git.kernel.org/stable/c/ff11cfed85cbfdd7fe1185ebd18d2c7a8353ad8d>
- <https://git.kernel.org/stable/c/1486caee47b4909f52835a957c3293e970113e44>
- <https://git.kernel.org/stable/c/ff44f1b303aa76a818d898e85c56ed4852c031e2>
- <https://git.kernel.org/stable/c/6a36e2a1a017c51f8a8ad2a094566bad97c46a9b>
- <https://git.kernel.org/stable/c/3edc064069d07e7d37359fcb4d03d3bab15ee3ab>
- <https://git.kernel.org/stable/c/cf1af7df80e38bf58bd74c2cccce32fcbd1a596a>
- <https://git.kernel.org/stable/c/e2a2deda08d91644f5e30c17d267b1cdc5f124b2>
- <https://git.kernel.org/stable/c/925c84e3cc21caf09de92d9bcafab0147790debf>

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-2026-99222>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-99222/>. Everything for agents: <https://agentprime.io/llms.txt>.