# netfs: clear PG_private_2 on copy-to-cache append failure

CVE record · `CVE-2026-80898`

- **Identifiers:** `CVE-2026-80898`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 4 Sept 2026
- **Updated:** 4 Sept 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 4 Sept 2026, 17:11 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: `e2d46f2ec332533816417b60933954173f602121 to before 627826ef4208042b0470d1a3fdb729ce35471a0d` (git)
  - affected: `e2d46f2ec332533816417b60933954173f602121 to before 614b7f4bfcf665a751ae89ff9ae336a1b2d5af4e` (git)
  - affected: `e2d46f2ec332533816417b60933954173f602121 to before a81fc9266e1c5fef9ccf675a9b44b2f4ab464923` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.14`
  - unaffected: `before 6.14` (semver)
  - unaffected: `6.18.44 to 6.18.*, inclusive` (semver)
  - unaffected: `7.1.8 to 7.1.*, inclusive` (semver)
  - unaffected: `7.2 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 14 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 4 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-80898](https://www.cve.org/CVERecord?id=CVE-2026-80898)
- [NVD: CVE-2026-80898](https://nvd.nist.gov/vuln/detail/CVE-2026-80898)

### References from the CNA

- <https://git.kernel.org/stable/c/627826ef4208042b0470d1a3fdb729ce35471a0d>
- <https://git.kernel.org/stable/c/614b7f4bfcf665a751ae89ff9ae336a1b2d5af4e>
- <https://git.kernel.org/stable/c/a81fc9266e1c5fef9ccf675a9b44b2f4ab464923>

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-2026-80898>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-80898/>. Everything for agents: <https://agentprime.io/llms.txt>.