# keys/trusted_keys: return immediately after TPM unseal failure

CVE record · `CVE-2026-99221`

- **Identifiers:** `CVE-2026-99221`
- **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: `5d0682be318910e028bdf57c90a1695ffc34be37 to before 4876f09ce222e140a73aad950882b3605440c935` (git)
  - affected: `5d0682be318910e028bdf57c90a1695ffc34be37 to before 2d92a0f87c338a08367aff05edd1ade86da4ac8d` (git)
  - affected: `5d0682be318910e028bdf57c90a1695ffc34be37 to before 234d09bb3b3d84851d4b3246272addc30f3353eb` (git)
  - affected: `5d0682be318910e028bdf57c90a1695ffc34be37 to before 6e359d8cb8580b9874801dea930086effd4d9c62` (git)
  - affected: `5d0682be318910e028bdf57c90a1695ffc34be37 to before e55d48f21f591a9fe80d26b5fbd1912ea725d9e6` (git)
  - affected: `5d0682be318910e028bdf57c90a1695ffc34be37 to before 63b19ec2863b2cb5279b746ecd3d6210b1a93945` (git)
  - affected: `5d0682be318910e028bdf57c90a1695ffc34be37 to before ed697a5f667435bbb1cedbe5bd9f300de645047d` (git)
  - affected: `5d0682be318910e028bdf57c90a1695ffc34be37 to before f92d0ccb05bf9089072cb067dda0dffd5394c4ef` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.13`
  - unaffected: `before 5.13` (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-2026-99221)
- 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-2026-99221)

## Sources

- [CVE List: CVE-2026-99221](https://www.cve.org/CVERecord?id=CVE-2026-99221)
- [NVD: CVE-2026-99221](https://nvd.nist.gov/vuln/detail/CVE-2026-99221)

### References from the CNA

- <https://git.kernel.org/stable/c/4876f09ce222e140a73aad950882b3605440c935>
- <https://git.kernel.org/stable/c/2d92a0f87c338a08367aff05edd1ade86da4ac8d>
- <https://git.kernel.org/stable/c/234d09bb3b3d84851d4b3246272addc30f3353eb>
- <https://git.kernel.org/stable/c/6e359d8cb8580b9874801dea930086effd4d9c62>
- <https://git.kernel.org/stable/c/e55d48f21f591a9fe80d26b5fbd1912ea725d9e6>
- <https://git.kernel.org/stable/c/63b19ec2863b2cb5279b746ecd3d6210b1a93945>
- <https://git.kernel.org/stable/c/ed697a5f667435bbb1cedbe5bd9f300de645047d>
- <https://git.kernel.org/stable/c/f92d0ccb05bf9089072cb067dda0dffd5394c4ef>

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-2026-99221>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-99221/>. Everything for agents: <https://agentprime.io/llms.txt>.