# nfc: llcp: read llcp_sock->local under the socket lock in getsockopt

CVE record · `CVE-2026-90225`

- **Identifiers:** `CVE-2026-90225`
- **State:** Confirmed
- **Severity:** CVSS 7.8 High
- **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: `26fd76cab2e61cedc5c25f7151fb31b57ddc53c7 to before 56fd158fef20268f48db6cdfe5d722e930134eda` (git)
  - affected: `26fd76cab2e61cedc5c25f7151fb31b57ddc53c7 to before 8ba8cec0586727cc135ca4827921fc7b52946d71` (git)
  - affected: `26fd76cab2e61cedc5c25f7151fb31b57ddc53c7 to before ed5240bab3468988077fe8bf29b935eaecc9ff89` (git)
  - affected: `26fd76cab2e61cedc5c25f7151fb31b57ddc53c7 to before fe65727a4a21b11c18eebae1338482767a897b76` (git)
  - affected: `26fd76cab2e61cedc5c25f7151fb31b57ddc53c7 to before 2d8ac24565be85bf56580b87bf1b874d35625eb5` (git)
  - affected: `26fd76cab2e61cedc5c25f7151fb31b57ddc53c7 to before 156e65bd29307f5053835bff60bc1ba342fa010f` (git)
  - affected: `26fd76cab2e61cedc5c25f7151fb31b57ddc53c7 to before d1b73962675cdc5a58e2707e25b548d8b495fde0` (git)
  - affected: `26fd76cab2e61cedc5c25f7151fb31b57ddc53c7 to before 36812527052c5bfb1ec6c1e292d67a5bf76b750f` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.10`
  - unaffected: `before 3.10` (semver)
  - unaffected: `5.10.270 to 5.10.*, inclusive` (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

- 7.8 High, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0018, the 7th 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-2026-90225](https://www.cve.org/CVERecord?id=CVE-2026-90225)
- [NVD: CVE-2026-90225](https://nvd.nist.gov/vuln/detail/CVE-2026-90225)

### References from the CNA

- <https://git.kernel.org/stable/c/56fd158fef20268f48db6cdfe5d722e930134eda>
- <https://git.kernel.org/stable/c/8ba8cec0586727cc135ca4827921fc7b52946d71>
- <https://git.kernel.org/stable/c/ed5240bab3468988077fe8bf29b935eaecc9ff89>
- <https://git.kernel.org/stable/c/fe65727a4a21b11c18eebae1338482767a897b76>
- <https://git.kernel.org/stable/c/2d8ac24565be85bf56580b87bf1b874d35625eb5>
- <https://git.kernel.org/stable/c/156e65bd29307f5053835bff60bc1ba342fa010f>
- <https://git.kernel.org/stable/c/d1b73962675cdc5a58e2707e25b548d8b495fde0>
- <https://git.kernel.org/stable/c/36812527052c5bfb1ec6c1e292d67a5bf76b750f>

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-2026-90225>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-90225/>. Everything for agents: <https://agentprime.io/llms.txt>.