# netfs: zero gaps in read-gaps folio to avoid writing back stale data

CVE record · `CVE-2026-98843`

- **Identifiers:** `CVE-2026-98843`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 18 Oct 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:50 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: `ee4cdf7ba857a894ad1650d6ab77669cbbfa329e to before 512eaf01ffabf4258e945016b50df5aed940b705` (git)
  - affected: `ee4cdf7ba857a894ad1650d6ab77669cbbfa329e to before 2a62fe628a877c249c8286b157ee99d82840d9dc` (git)
  - affected: `ee4cdf7ba857a894ad1650d6ab77669cbbfa329e to before 8db55c5cd831a786a1a2a2d391aa80354535a353` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.12`
  - unaffected: `before 6.12` (semver)
  - unaffected: `6.18.56 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.10 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 5th percentile, on 7 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 18 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98843](https://www.cve.org/CVERecord?id=CVE-2026-98843)
- [NVD: CVE-2026-98843](https://nvd.nist.gov/vuln/detail/CVE-2026-98843)

### References from the CNA

- <https://git.kernel.org/stable/c/512eaf01ffabf4258e945016b50df5aed940b705>
- <https://git.kernel.org/stable/c/2a62fe628a877c249c8286b157ee99d82840d9dc>
- <https://git.kernel.org/stable/c/8db55c5cd831a786a1a2a2d391aa80354535a353>

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-2026-98843>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-98843/>. Everything for agents: <https://agentprime.io/llms.txt>.