# ACPI: processor: Unregister cpufreq notifier on init failure

CVE record · `CVE-2026-90364`

- **Identifiers:** `CVE-2026-90364`
- **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, 16:09 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: `c0e0421a60bf468e88cf569fbd727346b138ed04 to before ccee0785030978c49505e04954eee3f30a5f01ca` (git)
  - affected: `c0e0421a60bf468e88cf569fbd727346b138ed04 to before 8f3036c5de8b651880f323e223b1604b6cfbff21` (git)
  - affected: `c0e0421a60bf468e88cf569fbd727346b138ed04 to before 64976f3b34b07eb866ead4052cefe7e9ff45fd2f` (git)
  - affected: `c0e0421a60bf468e88cf569fbd727346b138ed04 to before 182cd086b31ea4ccc1d8f2ec5b81e988dfe0b892` (git)
  - affected: `c0e0421a60bf468e88cf569fbd727346b138ed04 to before 06f32dd67e6b23a05bef0d8183c5335af91c0c3b` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.3`
  - unaffected: `before 6.3` (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:** 0.0021, the 10th 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-2026-90364](https://www.cve.org/CVERecord?id=CVE-2026-90364)
- [NVD: CVE-2026-90364](https://nvd.nist.gov/vuln/detail/CVE-2026-90364)

### References from the CNA

- <https://git.kernel.org/stable/c/ccee0785030978c49505e04954eee3f30a5f01ca>
- <https://git.kernel.org/stable/c/8f3036c5de8b651880f323e223b1604b6cfbff21>
- <https://git.kernel.org/stable/c/64976f3b34b07eb866ead4052cefe7e9ff45fd2f>
- <https://git.kernel.org/stable/c/182cd086b31ea4ccc1d8f2ec5b81e988dfe0b892>
- <https://git.kernel.org/stable/c/06f32dd67e6b23a05bef0d8183c5335af91c0c3b>

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-2026-90364>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-90364/>. Everything for agents: <https://agentprime.io/llms.txt>.