# orangefs: fix double-free of trailer_buf on readdir copy failure

CVE record · `CVE-2026-89498`

- **Identifiers:** `CVE-2026-89498`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 11 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:43 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: `382f4581e67f57209c7aa67e39f26ba076306a2e to before 712c4235fcc73c11a2f1d59a499d489e49c374a4` (git)
  - affected: `382f4581e67f57209c7aa67e39f26ba076306a2e to before 433c2e470053cc9c712314d3d8c3dfbc862d68eb` (git)
  - affected: `382f4581e67f57209c7aa67e39f26ba076306a2e to before 6e5924644ef4bce06a3cbb7cb841a8bbfdfc03ad` (git)
  - affected: `382f4581e67f57209c7aa67e39f26ba076306a2e to before 9c9eacc47c618ed6d7d35fe75a40d294c8cdbffa` (git)
  - affected: `382f4581e67f57209c7aa67e39f26ba076306a2e to before 2f5454a25127854c232fde5d1d65d16fbcd42d43` (git)
  - affected: `382f4581e67f57209c7aa67e39f26ba076306a2e to before f796f38a324e89547738f4b70cc33be5be2bc6da` (git)
  - affected: `382f4581e67f57209c7aa67e39f26ba076306a2e to before 519f4146b8b8c5f20c2ad01913acd6df2df8fc8e` (git)
  - affected: `382f4581e67f57209c7aa67e39f26ba076306a2e to before f574296be7f46eb60beca851240b526df232f480` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.12`
  - unaffected: `before 4.12` (semver)
  - unaffected: `5.10.270 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.221 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.188 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.157 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.109 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.50 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.4 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 14 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 11 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-89498](https://www.cve.org/CVERecord?id=CVE-2026-89498)
- [NVD: CVE-2026-89498](https://nvd.nist.gov/vuln/detail/CVE-2026-89498)

### References from the CNA

- <https://git.kernel.org/stable/c/712c4235fcc73c11a2f1d59a499d489e49c374a4>
- <https://git.kernel.org/stable/c/433c2e470053cc9c712314d3d8c3dfbc862d68eb>
- <https://git.kernel.org/stable/c/6e5924644ef4bce06a3cbb7cb841a8bbfdfc03ad>
- <https://git.kernel.org/stable/c/9c9eacc47c618ed6d7d35fe75a40d294c8cdbffa>
- <https://git.kernel.org/stable/c/2f5454a25127854c232fde5d1d65d16fbcd42d43>
- <https://git.kernel.org/stable/c/f796f38a324e89547738f4b70cc33be5be2bc6da>
- <https://git.kernel.org/stable/c/519f4146b8b8c5f20c2ad01913acd6df2df8fc8e>
- <https://git.kernel.org/stable/c/f574296be7f46eb60beca851240b526df232f480>

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-2026-89498>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-89498/>. Everything for agents: <https://agentprime.io/llms.txt>.