# x86/mm/pat: Allocate split page tables as kernel page tables

CVE record · `CVE-2026-97525`

- **Identifiers:** `CVE-2026-97525`
- **State:** Confirmed
- **Severity:** CVSS 8.2 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 25 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 25 Sept 2026, 10:21 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: `b3039c526f3e1744db0cbb7ae1f0213f5e27d3f4 to before 84e0cd79d57f06b872154eb5d8f610584133f260` (git)
  - affected: `5ba2f0a1556479638ac11a3c201421f5515e89f5 to before 922873cf4fc34124215070a8ad391bf831538bb9` (git)
  - affected: `5ba2f0a1556479638ac11a3c201421f5515e89f5 to before 9e4a3ec3411bb6bb59e3c1f29b75609f1e87aac4` (git)
  - affected: `6.18.7 to before 6.18.53` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.19`
  - unaffected: `before 6.19` (semver)
  - unaffected: `6.18.53 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.7 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

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

- **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 25 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-97525](https://www.cve.org/CVERecord?id=CVE-2026-97525)
- [NVD: CVE-2026-97525](https://nvd.nist.gov/vuln/detail/CVE-2026-97525)

### References from the CNA

- <https://git.kernel.org/stable/c/84e0cd79d57f06b872154eb5d8f610584133f260>
- <https://git.kernel.org/stable/c/922873cf4fc34124215070a8ad391bf831538bb9>
- <https://git.kernel.org/stable/c/9e4a3ec3411bb6bb59e3c1f29b75609f1e87aac4>

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-2026-97525>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-97525/>. Everything for agents: <https://agentprime.io/llms.txt>.