# platform/mellanox: mlxbf-pmc: Check ACPI_COMPANION() against NULL

CVE record · `CVE-2026-93115`

- **Identifiers:** `CVE-2026-93115`
- **State:** Confirmed
- **Severity:** No CVSS score
- **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, 16:11 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: `1a218d312e65ec396b2739056a8ea78493015f21 to before 950d8e8375f3ff4787de51b7bdf8dd23a3ad6547` (git)
  - affected: `1a218d312e65ec396b2739056a8ea78493015f21 to before fdfb736282b9665c0169df0c4152ec91fdea2767` (git)
  - affected: `1a218d312e65ec396b2739056a8ea78493015f21 to before bf1e0cc5cc1d4e71b699fc98cc9198ead0ed53e0` (git)
  - affected: `1a218d312e65ec396b2739056a8ea78493015f21 to before a75b84119e56fc34b0f1403f3b93d357a55dabb6` (git)
  - affected: `1a218d312e65ec396b2739056a8ea78493015f21 to before 71ba8b6e28f7a83b724036f5de07e03bb5473286` (git)
  - affected: `1a218d312e65ec396b2739056a8ea78493015f21 to before d25dd08268aeaceb485189aaa84aa6d68a460291` (git)
  - affected: `1a218d312e65ec396b2739056a8ea78493015f21 to before c38cce70adef874c2a7b5132c14d6c221401deff` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.11`
  - unaffected: `before 5.11` (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

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0022, the 11th 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-2026-93115](https://www.cve.org/CVERecord?id=CVE-2026-93115)
- [NVD: CVE-2026-93115](https://nvd.nist.gov/vuln/detail/CVE-2026-93115)

### References from the CNA

- <https://git.kernel.org/stable/c/950d8e8375f3ff4787de51b7bdf8dd23a3ad6547>
- <https://git.kernel.org/stable/c/fdfb736282b9665c0169df0c4152ec91fdea2767>
- <https://git.kernel.org/stable/c/bf1e0cc5cc1d4e71b699fc98cc9198ead0ed53e0>
- <https://git.kernel.org/stable/c/a75b84119e56fc34b0f1403f3b93d357a55dabb6>
- <https://git.kernel.org/stable/c/71ba8b6e28f7a83b724036f5de07e03bb5473286>
- <https://git.kernel.org/stable/c/d25dd08268aeaceb485189aaa84aa6d68a460291>
- <https://git.kernel.org/stable/c/c38cce70adef874c2a7b5132c14d6c221401deff>

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-2026-93115>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-93115/>. Everything for agents: <https://agentprime.io/llms.txt>.