# Input: rmi_smbus - fix out-of-bounds read in rmi_smb_write_block()

CVE record · `CVE-2026-98204`

- **Identifiers:** `CVE-2026-98204`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 6 Oct 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 6 Oct 2026, 08:44 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: `82264d0cf7aef2247563c031ff2ab96579d5d0cc to before d01337c0892d1509500c727edf81380777c2dd0f` (git)
  - affected: `82264d0cf7aef2247563c031ff2ab96579d5d0cc to before 7c800af1c6030a5f27d46ce7d6d5d75f9c1efaf8` (git)
  - affected: `82264d0cf7aef2247563c031ff2ab96579d5d0cc to before 29fbcf5834f0a7f74bfd017c07da2411b35a4e2a` (git)
  - affected: `82264d0cf7aef2247563c031ff2ab96579d5d0cc to before 50dd585bee7669eb165e5defcc35d17f3822cfbb` (git)
  - affected: `82264d0cf7aef2247563c031ff2ab96579d5d0cc to before e022538e13dd1c82af5ec25ac28f12ca0ab26160` (git)
  - affected: `82264d0cf7aef2247563c031ff2ab96579d5d0cc to before dc05ec97b8299e48e31367a9bc412c7e9c0e2b42` (git)
  - affected: `82264d0cf7aef2247563c031ff2ab96579d5d0cc to before 9f0ce5e162eed8b68345abe839c59768bc60f99a` (git)
  - affected: `82264d0cf7aef2247563c031ff2ab96579d5d0cc to before 51cfe54f815ae175c7d1126b983d4d7c89715004` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.10`
  - unaffected: `before 4.10` (semver)
  - unaffected: `5.10.271 to 5.10.*, inclusive` (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: `6.12.112 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.54 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.8 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:** 0.0018, the 7th percentile, on 10 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 6 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98204](https://www.cve.org/CVERecord?id=CVE-2026-98204)
- [NVD: CVE-2026-98204](https://nvd.nist.gov/vuln/detail/CVE-2026-98204)

### References from the CNA

- <https://git.kernel.org/stable/c/d01337c0892d1509500c727edf81380777c2dd0f>
- <https://git.kernel.org/stable/c/7c800af1c6030a5f27d46ce7d6d5d75f9c1efaf8>
- <https://git.kernel.org/stable/c/29fbcf5834f0a7f74bfd017c07da2411b35a4e2a>
- <https://git.kernel.org/stable/c/50dd585bee7669eb165e5defcc35d17f3822cfbb>
- <https://git.kernel.org/stable/c/e022538e13dd1c82af5ec25ac28f12ca0ab26160>
- <https://git.kernel.org/stable/c/dc05ec97b8299e48e31367a9bc412c7e9c0e2b42>
- <https://git.kernel.org/stable/c/9f0ce5e162eed8b68345abe839c59768bc60f99a>
- <https://git.kernel.org/stable/c/51cfe54f815ae175c7d1126b983d4d7c89715004>

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-2026-98204>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98204/>. Everything for agents: <https://agentprime.io/llms.txt>.