# scsi: sd_zbc: Reject disks with too many zones

CVE record · `CVE-2026-98634`

- **Identifiers:** `CVE-2026-98634`
- **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, 15:20 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: `89d9475610771b5e5fe1879075f0fc9ba6e3755f to before d8791ae55d85dfaeafa20ea48365482a0cc5a107` (git)
  - affected: `89d9475610771b5e5fe1879075f0fc9ba6e3755f to before 0af16d8be3ec7ff28bb56a0da79c9aed66ac2c3b` (git)
  - affected: `89d9475610771b5e5fe1879075f0fc9ba6e3755f to before 3ddf8383b54456f19fd73d3cebed81bd250c7388` (git)
  - affected: `89d9475610771b5e5fe1879075f0fc9ba6e3755f to before b6ec0f79745967c751c85df373062c8d15e45fc4` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.10`
  - unaffected: `before 4.10` (semver)
  - unaffected: `6.12.112 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.55 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.9 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 8 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-2026-98634](https://www.cve.org/CVERecord?id=CVE-2026-98634)
- [NVD: CVE-2026-98634](https://nvd.nist.gov/vuln/detail/CVE-2026-98634)

### References from the CNA

- <https://git.kernel.org/stable/c/d8791ae55d85dfaeafa20ea48365482a0cc5a107>
- <https://git.kernel.org/stable/c/0af16d8be3ec7ff28bb56a0da79c9aed66ac2c3b>
- <https://git.kernel.org/stable/c/3ddf8383b54456f19fd73d3cebed81bd250c7388>
- <https://git.kernel.org/stable/c/b6ec0f79745967c751c85df373062c8d15e45fc4>

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-2026-98634>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98634/>. Everything for agents: <https://agentprime.io/llms.txt>.