# fs: Free any excess xarray nodes in clear_inode()

CVE record · `CVE-2026-99080`

- **Identifiers:** `CVE-2026-99080`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 23 Oct 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 23 Oct 2026, 12:23 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: `77da9389b9d5f07d54fda092d1ab56002ec0019a to before 3e837269bbfe78a602e0c259d57ffafe7a4df3b2` (git)
  - affected: `77da9389b9d5f07d54fda092d1ab56002ec0019a to before 813779d7974e51a6950c7237708853b129d564e1` (git)
  - affected: `77da9389b9d5f07d54fda092d1ab56002ec0019a to before 04456642e33022cc53562a91393a09d492124b44` (git)
  - affected: `77da9389b9d5f07d54fda092d1ab56002ec0019a to before f1c966eb6ed5e190c90a56c5bdaa69967de39f21` (git)
  - affected: `77da9389b9d5f07d54fda092d1ab56002ec0019a to before 21f51434c47d8628b62275ae6c6ad6b573abcd02` (git)
  - affected: `77da9389b9d5f07d54fda092d1ab56002ec0019a to before 50cff3f112d64db6e5f57355f79bc837db8fe132` (git)
  - affected: `77da9389b9d5f07d54fda092d1ab56002ec0019a to before 43f830e2bb84b22ca824b20bb861d823ecb520bd` (git)
  - affected: `77da9389b9d5f07d54fda092d1ab56002ec0019a to before ee3f011250104129893d8e9599147e457d4d7280` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.20`
  - unaffected: `before 4.20` (semver)
  - unaffected: `5.10.273 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.224 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.160 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.113 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.57 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.11 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:** 0.0020, the 10th percentile, on 5 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 23 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-99080](https://www.cve.org/CVERecord?id=CVE-2026-99080)
- [NVD: CVE-2026-99080](https://nvd.nist.gov/vuln/detail/CVE-2026-99080)

### References from the CNA

- <https://git.kernel.org/stable/c/3e837269bbfe78a602e0c259d57ffafe7a4df3b2>
- <https://git.kernel.org/stable/c/813779d7974e51a6950c7237708853b129d564e1>
- <https://git.kernel.org/stable/c/04456642e33022cc53562a91393a09d492124b44>
- <https://git.kernel.org/stable/c/f1c966eb6ed5e190c90a56c5bdaa69967de39f21>
- <https://git.kernel.org/stable/c/21f51434c47d8628b62275ae6c6ad6b573abcd02>
- <https://git.kernel.org/stable/c/50cff3f112d64db6e5f57355f79bc837db8fe132>
- <https://git.kernel.org/stable/c/43f830e2bb84b22ca824b20bb861d823ecb520bd>
- <https://git.kernel.org/stable/c/ee3f011250104129893d8e9599147e457d4d7280>

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-2026-99080>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-99080/>. Everything for agents: <https://agentprime.io/llms.txt>.