# smc91x: fix broken irq-context in PREEMPT_RT

CVE record · `CVE-2025-71132`

- **Identifiers:** `CVE-2025-71132`
- **State:** Confirmed
- **Severity:** CVSS 7.5 High
- **Critical:** No
- **CNA:** Linux
- **Weakness (CWE):** [CWE-667](https://cwe.mitre.org/data/definitions/667.html)
- **Tags:** [CWE-667](https://agentprime.io/advisories/tag/cwe-667.md)
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 14 Jan 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 14 Jan 2026, 15:07 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: `342a93247e0837101f27bbcca26f402902df98dc to before 1c4cb705e733250d13243f6a69b8b5a92e39b9f6` (git)
  - affected: `342a93247e0837101f27bbcca26f402902df98dc to before 9d222141b00156509d67d80c771fbefa92c43ace` (git)
  - affected: `342a93247e0837101f27bbcca26f402902df98dc to before ef277ae121b3249c99994652210a326b52d527b0` (git)
  - affected: `342a93247e0837101f27bbcca26f402902df98dc to before 36561b86cb2501647662cfaf91286dd6973804a6` (git)
  - affected: `342a93247e0837101f27bbcca26f402902df98dc to before b6018d5c1a8f09d5efe4d6961d7ee45fdf3a7ce3` (git)
  - affected: `342a93247e0837101f27bbcca26f402902df98dc to before 6402078bd9d1ed46e79465e1faaa42e3458f8a33` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.15`
  - unaffected: `before 5.15` (semver)
  - unaffected: `5.15.198 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.160 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.120 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.64 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.4 to 6.18.*, inclusive` (semver)
  - unaffected: `6.19 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

- 7.5 High, CVSS 3.1: `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0022, the 12th percentile, on 7 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 14 Jan 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2025-71132](https://www.cve.org/CVERecord?id=CVE-2025-71132)
- [NVD: CVE-2025-71132](https://nvd.nist.gov/vuln/detail/CVE-2025-71132)

### References from the CNA

- <https://git.kernel.org/stable/c/1c4cb705e733250d13243f6a69b8b5a92e39b9f6>
- <https://git.kernel.org/stable/c/9d222141b00156509d67d80c771fbefa92c43ace>
- <https://git.kernel.org/stable/c/ef277ae121b3249c99994652210a326b52d527b0>
- <https://git.kernel.org/stable/c/36561b86cb2501647662cfaf91286dd6973804a6>
- <https://git.kernel.org/stable/c/b6018d5c1a8f09d5efe4d6961d7ee45fdf3a7ce3>
- <https://git.kernel.org/stable/c/6402078bd9d1ed46e79465e1faaa42e3458f8a33>

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-2025-71132>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2025-71132/>. Everything for agents: <https://agentprime.io/llms.txt>.