# ipmi: si: Fix NULL pointer dereference after failed registration

CVE record · `CVE-2026-81005`

- **Identifiers:** `CVE-2026-81005`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 11 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:42 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: `2512e40e48d21d8bac09f7e91d2c3ceb2d3b50b2 to before 75ecc80ef0614a9f8441ab476fb748d3e919bea8` (git)
  - affected: `2512e40e48d21d8bac09f7e91d2c3ceb2d3b50b2 to before b11a1e545ad7a2f8f9ba7276b4ae9429c3399456` (git)
  - affected: `2512e40e48d21d8bac09f7e91d2c3ceb2d3b50b2 to before f390b0e781ca689515b659f94ef05f01497ed833` (git)
  - affected: `2512e40e48d21d8bac09f7e91d2c3ceb2d3b50b2 to before d377bf743f29b41729a084a633874ef9c1a13c6a` (git)
  - affected: `2512e40e48d21d8bac09f7e91d2c3ceb2d3b50b2 to before d4be659a3e56f4eb16039ab8a1162efea086a714` (git)
  - affected: `2512e40e48d21d8bac09f7e91d2c3ceb2d3b50b2 to before 53af3a8bae0a93c1342e1b5519812203332aca8e` (git)
  - affected: `2512e40e48d21d8bac09f7e91d2c3ceb2d3b50b2 to before 8ada17dd4c4ffd6b94621e735d77eda196ce118f` (git)
  - affected: `2512e40e48d21d8bac09f7e91d2c3ceb2d3b50b2 to before 6d920a75df9a83ab096b3cde7a643b656e4fdfeb` (git)
  - affected: `288bd736c8a027040fc261c86a87b65e7bc3f6fa` (git)
  - affected: `4.18.10 to before 4.19` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.19`
  - unaffected: `before 4.19` (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: `6.12.109 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.50 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.4 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:** 0.0018, the 7th percentile, on 14 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 11 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-81005](https://www.cve.org/CVERecord?id=CVE-2026-81005)
- [NVD: CVE-2026-81005](https://nvd.nist.gov/vuln/detail/CVE-2026-81005)

### References from the CNA

- <https://git.kernel.org/stable/c/75ecc80ef0614a9f8441ab476fb748d3e919bea8>
- <https://git.kernel.org/stable/c/b11a1e545ad7a2f8f9ba7276b4ae9429c3399456>
- <https://git.kernel.org/stable/c/f390b0e781ca689515b659f94ef05f01497ed833>
- <https://git.kernel.org/stable/c/d377bf743f29b41729a084a633874ef9c1a13c6a>
- <https://git.kernel.org/stable/c/d4be659a3e56f4eb16039ab8a1162efea086a714>
- <https://git.kernel.org/stable/c/53af3a8bae0a93c1342e1b5519812203332aca8e>
- <https://git.kernel.org/stable/c/8ada17dd4c4ffd6b94621e735d77eda196ce118f>
- <https://git.kernel.org/stable/c/6d920a75df9a83ab096b3cde7a643b656e4fdfeb>

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-2026-81005>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-81005/>. Everything for agents: <https://agentprime.io/llms.txt>.