# cxl/region: Fix use-after-free in find_pos_and_ways() error path

CVE record · `CVE-2026-92484`

- **Identifiers:** `CVE-2026-92484`
- **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, 16:10 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: `9d90ab45d3d393532b7fa62d6a6b7ebbde9cf5fc to before 68edf359b0b45cad2654510c1ca257079b241aa5` (git)
  - affected: `b3dc5c735a754142831f705068fcfa77551724ff to before b38ca9ce8c7d9b8151bb9e4770404c5e39600a48` (git)
  - affected: `d90acdf49e18029cfe4194475c45ef143657737a to before f54b96e8aadbfc7f2a1b26df349ef9b062c47d2e` (git)
  - affected: `d90acdf49e18029cfe4194475c45ef143657737a to before 8f7683ce37a53eeabd721941517341d2eef2cf3c` (git)
  - affected: `d90acdf49e18029cfe4194475c45ef143657737a to before 15da704b732332cc1e8f121f624e5e6c05124c5d` (git)
  - affected: `8ad454d3050a40fd616d481e48d1aebb27d9951e` (git)
  - affected: `6.6.96 to before 6.6.157` (semver)
  - affected: `6.12.36 to before 6.12.110` (semver)
  - affected: `6.15.5 to before 6.16` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.16`
  - unaffected: `before 6.16` (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:** 0.0020, the 9th 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-2026-92484](https://www.cve.org/CVERecord?id=CVE-2026-92484)
- [NVD: CVE-2026-92484](https://nvd.nist.gov/vuln/detail/CVE-2026-92484)

### References from the CNA

- <https://git.kernel.org/stable/c/68edf359b0b45cad2654510c1ca257079b241aa5>
- <https://git.kernel.org/stable/c/b38ca9ce8c7d9b8151bb9e4770404c5e39600a48>
- <https://git.kernel.org/stable/c/f54b96e8aadbfc7f2a1b26df349ef9b062c47d2e>
- <https://git.kernel.org/stable/c/8f7683ce37a53eeabd721941517341d2eef2cf3c>
- <https://git.kernel.org/stable/c/15da704b732332cc1e8f121f624e5e6c05124c5d>

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-2026-92484>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-92484/>. Everything for agents: <https://agentprime.io/llms.txt>.