# nfc: llcp: fix sdreq TLV list leak on parse/alloc/send failure

CVE record · `CVE-2026-98579`

- **Identifiers:** `CVE-2026-98579`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 18 Oct 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:18 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: `d9b8d8e19b073096d3609bbd60f82148d128b555 to before 5b1eca82085134bd92cd3810b0ef003c91e3f668` (git)
  - affected: `d9b8d8e19b073096d3609bbd60f82148d128b555 to before d3f60a7fc291d08cd9192a3b4cd5d3a223fa7d02` (git)
  - affected: `d9b8d8e19b073096d3609bbd60f82148d128b555 to before 755bfc409748d8f3df64eb0eb26926270de3dd77` (git)
  - affected: `d9b8d8e19b073096d3609bbd60f82148d128b555 to before e43ec0191c1630f41e7043ac729ea6f1b8044a7f` (git)
  - affected: `d9b8d8e19b073096d3609bbd60f82148d128b555 to before 08d2c069239ab425fdd333784a6a3b3e034e4aa0` (git)
  - affected: `d9b8d8e19b073096d3609bbd60f82148d128b555 to before cbde7f5d326172d6dbb55cca0df42fa7e1ed8115` (git)
  - affected: `d9b8d8e19b073096d3609bbd60f82148d128b555 to before 0b01a946b0f234f5badd25968610b585a4895f08` (git)
  - affected: `d9b8d8e19b073096d3609bbd60f82148d128b555 to before 66f4300206b82b0b143ef0d9be90cd8d29f23a47` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.10`
  - unaffected: `before 3.10` (semver)
  - unaffected: `5.10.271 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.222 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.189 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.112 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.55 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.9 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 12th percentile, on 8 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 18 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98579](https://www.cve.org/CVERecord?id=CVE-2026-98579)
- [NVD: CVE-2026-98579](https://nvd.nist.gov/vuln/detail/CVE-2026-98579)

### References from the CNA

- <https://git.kernel.org/stable/c/5b1eca82085134bd92cd3810b0ef003c91e3f668>
- <https://git.kernel.org/stable/c/d3f60a7fc291d08cd9192a3b4cd5d3a223fa7d02>
- <https://git.kernel.org/stable/c/755bfc409748d8f3df64eb0eb26926270de3dd77>
- <https://git.kernel.org/stable/c/e43ec0191c1630f41e7043ac729ea6f1b8044a7f>
- <https://git.kernel.org/stable/c/08d2c069239ab425fdd333784a6a3b3e034e4aa0>
- <https://git.kernel.org/stable/c/cbde7f5d326172d6dbb55cca0df42fa7e1ed8115>
- <https://git.kernel.org/stable/c/0b01a946b0f234f5badd25968610b585a4895f08>
- <https://git.kernel.org/stable/c/66f4300206b82b0b143ef0d9be90cd8d29f23a47>

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-2026-98579>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98579/>. Everything for agents: <https://agentprime.io/llms.txt>.