# ocfs2: validate DIO orphan slot during inode read

CVE record · `CVE-2026-90204`

- **Identifiers:** `CVE-2026-90204`
- **State:** Confirmed
- **Severity:** CVSS 7.8 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 17 Sept 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 17 Sept 2026, 16:07 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: `06ee5c75b57564435933fc0ffa72dc18a2fda0e7 to before b5fcd0aa818e08ede9a1d705ffadb0a19b565ebc` (git)
  - affected: `06ee5c75b57564435933fc0ffa72dc18a2fda0e7 to before eacdd27ca829747d4372fbae8617151072a4d1e5` (git)
  - affected: `06ee5c75b57564435933fc0ffa72dc18a2fda0e7 to before 8f7a2c5cf23d437acab7f3e739bfcad0f443c554` (git)
  - affected: `06ee5c75b57564435933fc0ffa72dc18a2fda0e7 to before e35fa6eb4d2a39f8049f62361a4b44930882b5f8` (git)
  - affected: `06ee5c75b57564435933fc0ffa72dc18a2fda0e7 to before 418e0ae42fa769d354b15e62c01a00413024755b` (git)
  - affected: `06ee5c75b57564435933fc0ffa72dc18a2fda0e7 to before bb88131c9831075b8dc08cdd375743e5d44c7ca2` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.0`
  - unaffected: `before 4.0` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.160 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.114 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.52 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.6 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

- 7.8 High, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0018, the 7th percentile, on 13 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 17 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-90204](https://www.cve.org/CVERecord?id=CVE-2026-90204)
- [NVD: CVE-2026-90204](https://nvd.nist.gov/vuln/detail/CVE-2026-90204)

### References from the CNA

- <https://git.kernel.org/stable/c/b5fcd0aa818e08ede9a1d705ffadb0a19b565ebc>
- <https://git.kernel.org/stable/c/eacdd27ca829747d4372fbae8617151072a4d1e5>
- <https://git.kernel.org/stable/c/8f7a2c5cf23d437acab7f3e739bfcad0f443c554>
- <https://git.kernel.org/stable/c/e35fa6eb4d2a39f8049f62361a4b44930882b5f8>
- <https://git.kernel.org/stable/c/418e0ae42fa769d354b15e62c01a00413024755b>
- <https://git.kernel.org/stable/c/bb88131c9831075b8dc08cdd375743e5d44c7ca2>

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-2026-90204>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-90204/>. Everything for agents: <https://agentprime.io/llms.txt>.