# hwmon: (coretemp) Fix core_data leak on CPUs without PTS

CVE record · `CVE-2026-90178`

- **Identifiers:** `CVE-2026-90178`
- **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, 16:07 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: `1a793caf6f6991716cb07583ed7c27de84ef0cba to before dc0d79b1be384e7f6a2308356afd10dcf3bf940f` (git)
  - affected: `1a793caf6f6991716cb07583ed7c27de84ef0cba to before 86c1617b7d4b001b20a71deda3c791538a4fa6aa` (git)
  - affected: `1a793caf6f6991716cb07583ed7c27de84ef0cba to before 9b23a010a1e8232974617c412cb9f578f3378b70` (git)
  - affected: `1a793caf6f6991716cb07583ed7c27de84ef0cba to before 0cd8450c257faa0cece0e0c43d3b55d1a389acc7` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.9`
  - unaffected: `before 6.9` (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:** 0.0017, the 6th 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-2026-90178](https://www.cve.org/CVERecord?id=CVE-2026-90178)
- [NVD: CVE-2026-90178](https://nvd.nist.gov/vuln/detail/CVE-2026-90178)

### References from the CNA

- <https://git.kernel.org/stable/c/dc0d79b1be384e7f6a2308356afd10dcf3bf940f>
- <https://git.kernel.org/stable/c/86c1617b7d4b001b20a71deda3c791538a4fa6aa>
- <https://git.kernel.org/stable/c/9b23a010a1e8232974617c412cb9f578f3378b70>
- <https://git.kernel.org/stable/c/0cd8450c257faa0cece0e0c43d3b55d1a389acc7>

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-2026-90178>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-90178/>. Everything for agents: <https://agentprime.io/llms.txt>.