# nfc: nci: fix use of uninitialized memory in CORE_INIT_RSP parsing

CVE record · `CVE-2026-90221`

- **Identifiers:** `CVE-2026-90221`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 17 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 17 Sept 2026, 16:07 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: `bcd684aace34fedbd473fbd9b21ed06b0c2d2212 to before baed3fdf6ed2195c56f25ae18a086b938dcd3983` (git)
  - affected: `bcd684aace34fedbd473fbd9b21ed06b0c2d2212 to before 2f434478771a4ebdd535033561c0590bcde39753` (git)
  - affected: `bcd684aace34fedbd473fbd9b21ed06b0c2d2212 to before 5487f04c1ccbfa15aa6e531eb1ec9c9ec9c7bf31` (git)
  - affected: `bcd684aace34fedbd473fbd9b21ed06b0c2d2212 to before bbe68e8249e2c76d65adfd9224fa95f1ca0fbe4e` (git)
  - affected: `bcd684aace34fedbd473fbd9b21ed06b0c2d2212 to before 4f0483bbcdaccc9d4aee30df7351863334cecfa7` (git)
  - affected: `bcd684aace34fedbd473fbd9b21ed06b0c2d2212 to before 7d44b897bff84edcd4814899314d661ad4956a8e` (git)
  - affected: `bcd684aace34fedbd473fbd9b21ed06b0c2d2212 to before d56575a2595ee1f597f39e8a1cfb67ed3501678d` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.11`
  - unaffected: `before 5.11` (semver)
  - unaffected: `5.15.221 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.188 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.157 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.110 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.52 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.6 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:** 0.0022, the 11th percentile, on 13 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 17 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-90221](https://www.cve.org/CVERecord?id=CVE-2026-90221)
- [NVD: CVE-2026-90221](https://nvd.nist.gov/vuln/detail/CVE-2026-90221)

### References from the CNA

- <https://git.kernel.org/stable/c/baed3fdf6ed2195c56f25ae18a086b938dcd3983>
- <https://git.kernel.org/stable/c/2f434478771a4ebdd535033561c0590bcde39753>
- <https://git.kernel.org/stable/c/5487f04c1ccbfa15aa6e531eb1ec9c9ec9c7bf31>
- <https://git.kernel.org/stable/c/bbe68e8249e2c76d65adfd9224fa95f1ca0fbe4e>
- <https://git.kernel.org/stable/c/4f0483bbcdaccc9d4aee30df7351863334cecfa7>
- <https://git.kernel.org/stable/c/7d44b897bff84edcd4814899314d661ad4956a8e>
- <https://git.kernel.org/stable/c/d56575a2595ee1f597f39e8a1cfb67ed3501678d>

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-2026-90221>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-90221/>. Everything for agents: <https://agentprime.io/llms.txt>.