# ACPICA: Fix NULL pointer dereference in acpi_ns_custom_package()

CVE record · `CVE-2026-97446`

- **Identifiers:** `CVE-2026-97446`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 24 Sept 2026
- **Updated:** 3 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 24 Sept 2026, 16:04 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: `7952d40240855932de01bbe81c02bf1416ec91d8 to before fad537538cdfcdc51e41db61bbf9ebe5ed9427eb` (git)
  - affected: `7952d40240855932de01bbe81c02bf1416ec91d8 to before 9936507ac0f2379787a2a805b11ab1cf0f241372` (git)
  - affected: `7952d40240855932de01bbe81c02bf1416ec91d8 to before 644888605f55395e6012ed43e3ed643ef7ab5013` (git)
  - affected: `7952d40240855932de01bbe81c02bf1416ec91d8 to before 08c5dee5da1d8d99b5a4e94db5a3d873c491771e` (git)
  - affected: `7952d40240855932de01bbe81c02bf1416ec91d8 to before 3762c6c8ae5073892d7cec736cc54270c7c9ce90` (git)
  - affected: `7952d40240855932de01bbe81c02bf1416ec91d8 to before 3cbf096a478f4fa03953f0685ad28c9c82ce67cb` (git)
  - affected: `7952d40240855932de01bbe81c02bf1416ec91d8 to before f8d14b7bb0063bbbd86c0e4d73edb8cea7b362bc` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.7`
  - unaffected: `before 4.7` (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: `6.12.111 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.53 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2 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:** 0.0017, the 6th percentile, on 12 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 24 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-97446](https://www.cve.org/CVERecord?id=CVE-2026-97446)
- [NVD: CVE-2026-97446](https://nvd.nist.gov/vuln/detail/CVE-2026-97446)

### References from the CNA

- <https://git.kernel.org/stable/c/fad537538cdfcdc51e41db61bbf9ebe5ed9427eb>
- <https://git.kernel.org/stable/c/9936507ac0f2379787a2a805b11ab1cf0f241372>
- <https://git.kernel.org/stable/c/644888605f55395e6012ed43e3ed643ef7ab5013>
- <https://git.kernel.org/stable/c/08c5dee5da1d8d99b5a4e94db5a3d873c491771e>
- <https://git.kernel.org/stable/c/3762c6c8ae5073892d7cec736cc54270c7c9ce90>
- <https://git.kernel.org/stable/c/3cbf096a478f4fa03953f0685ad28c9c82ce67cb>
- <https://git.kernel.org/stable/c/f8d14b7bb0063bbbd86c0e4d73edb8cea7b362bc>

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-2026-97446>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-97446/>. Everything for agents: <https://agentprime.io/llms.txt>.