# net: ena: fix MMIO read buffer leak on probe failure

CVE record · `CVE-2026-98486`

- **Identifiers:** `CVE-2026-98486`
- **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:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:16 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: `1738cd3ed342294360d6a74d4e58800004bff854 to before 9de940a3c5731be5a544f6f366576cc4dc073f7c` (git)
  - affected: `1738cd3ed342294360d6a74d4e58800004bff854 to before 4b90112826439149dcee20e73d02f25ae0e2a9fb` (git)
  - affected: `1738cd3ed342294360d6a74d4e58800004bff854 to before 0d31edc7ff1f7f265c11248819dfaf5a8274b209` (git)
  - affected: `1738cd3ed342294360d6a74d4e58800004bff854 to before a0f5fd7a285f44fa402242f26feddfe1d4a0fc6c` (git)
  - affected: `1738cd3ed342294360d6a74d4e58800004bff854 to before 7bd3e9a2d0c288e54f51df260d9433163f5fbc1e` (git)
  - affected: `1738cd3ed342294360d6a74d4e58800004bff854 to before 30ff01b4c7e419bb70f40f01dcd7f6af680808b3` (git)
  - affected: `1738cd3ed342294360d6a74d4e58800004bff854 to before 47785f9f638b064ce6e32e8e3b6f1ffd83849fc2` (git)
  - affected: `1738cd3ed342294360d6a74d4e58800004bff854 to before 9476b4468862927297c94c440863cd8ed1e7cc83` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.9`
  - unaffected: `before 4.9` (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: `6.6.160 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:** 0.0021, the 11th 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-2026-98486](https://www.cve.org/CVERecord?id=CVE-2026-98486)
- [NVD: CVE-2026-98486](https://nvd.nist.gov/vuln/detail/CVE-2026-98486)

### References from the CNA

- <https://git.kernel.org/stable/c/9de940a3c5731be5a544f6f366576cc4dc073f7c>
- <https://git.kernel.org/stable/c/4b90112826439149dcee20e73d02f25ae0e2a9fb>
- <https://git.kernel.org/stable/c/0d31edc7ff1f7f265c11248819dfaf5a8274b209>
- <https://git.kernel.org/stable/c/a0f5fd7a285f44fa402242f26feddfe1d4a0fc6c>
- <https://git.kernel.org/stable/c/7bd3e9a2d0c288e54f51df260d9433163f5fbc1e>
- <https://git.kernel.org/stable/c/30ff01b4c7e419bb70f40f01dcd7f6af680808b3>
- <https://git.kernel.org/stable/c/47785f9f638b064ce6e32e8e3b6f1ffd83849fc2>
- <https://git.kernel.org/stable/c/9476b4468862927297c94c440863cd8ed1e7cc83>

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-2026-98486>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-98486/>. Everything for agents: <https://agentprime.io/llms.txt>.