# ksmbd: rate limit unmapped SID errors

CVE record · `CVE-2026-98113`

- **Identifiers:** `CVE-2026-98113`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 25 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 25 Sept 2026, 10:35 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: `e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 3005d43143096321cc857645a9d48ef4ffde8bcf` (git)
  - affected: `e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 674aabf554bdaffcf25f145bf32c8b4f510f7916` (git)
  - affected: `e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 486876f957456721b5e51af532235db4c6f7bd47` (git)
  - affected: `e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 13af319c1efec0b45fb5c1b16830eb0888b3fd1e` (git)
  - affected: `e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 30dbb08777b9a611d7d9193c040f382fbd0e7562` (git)
  - affected: `e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 54cb2a909996346ac6a8a3beac96c07b3dcba584` (git)
  - affected: `e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before feca5e70fc963b088377b20879e8cd8237c2fd7d` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.15`
  - unaffected: `before 5.15` (semver)
  - unaffected: `5.15.222 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.189 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.111 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.53 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.7 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:** 0.0015, the 4th percentile, on 11 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 25 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98113](https://www.cve.org/CVERecord?id=CVE-2026-98113)
- [NVD: CVE-2026-98113](https://nvd.nist.gov/vuln/detail/CVE-2026-98113)

### References from the CNA

- <https://git.kernel.org/stable/c/3005d43143096321cc857645a9d48ef4ffde8bcf>
- <https://git.kernel.org/stable/c/674aabf554bdaffcf25f145bf32c8b4f510f7916>
- <https://git.kernel.org/stable/c/486876f957456721b5e51af532235db4c6f7bd47>
- <https://git.kernel.org/stable/c/13af319c1efec0b45fb5c1b16830eb0888b3fd1e>
- <https://git.kernel.org/stable/c/30dbb08777b9a611d7d9193c040f382fbd0e7562>
- <https://git.kernel.org/stable/c/54cb2a909996346ac6a8a3beac96c07b3dcba584>
- <https://git.kernel.org/stable/c/feca5e70fc963b088377b20879e8cd8237c2fd7d>

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-2026-98113>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98113/>. Everything for agents: <https://agentprime.io/llms.txt>.