# inetpeer: randomize RB-tree node comparison using SipHash

CVE record · `CVE-2026-90110`

- **Identifiers:** `CVE-2026-90110`
- **State:** Confirmed
- **Severity:** CVSS 9.4 Critical
- **Critical:** Yes: CVSS 9+
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 17 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 17 Sept 2026, 16:06 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.

## Critical

Critical, because:

- CVSS score 9.4: 9.0 or more.

How we decide what’s critical: <https://agentprime.io/advisories/critical.md>

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `b145425f269a17ed344d737f746b844dfac60c82 to before b20e98f0bb668a59abaf7bcf85d75c073e90d352` (git)
  - affected: `b145425f269a17ed344d737f746b844dfac60c82 to before 5f127e3cc9647a8a70db12c65dbd0de473545380` (git)
  - affected: `b145425f269a17ed344d737f746b844dfac60c82 to before 199fcf285e498111e029137d088949bc6c26d578` (git)
  - affected: `b145425f269a17ed344d737f746b844dfac60c82 to before 857681f6835d5b0a7bc4a34a026baeaaf5215623` (git)
  - affected: `b145425f269a17ed344d737f746b844dfac60c82 to before 7109bb63667a53e4542ad845476f97d0c8b28a61` (git)
  - affected: `b145425f269a17ed344d737f746b844dfac60c82 to before 2ee66e9487172fcd189bc52a767c30dad7141c09` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.14`
  - unaffected: `before 4.14` (semver)
  - unaffected: `6.1.188 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.157 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.110 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0061, the 49th 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-2026-90110](https://www.cve.org/CVERecord?id=CVE-2026-90110)
- [NVD: CVE-2026-90110](https://nvd.nist.gov/vuln/detail/CVE-2026-90110)

### References from the CNA

- <https://git.kernel.org/stable/c/b20e98f0bb668a59abaf7bcf85d75c073e90d352>
- <https://git.kernel.org/stable/c/5f127e3cc9647a8a70db12c65dbd0de473545380>
- <https://git.kernel.org/stable/c/199fcf285e498111e029137d088949bc6c26d578>
- <https://git.kernel.org/stable/c/857681f6835d5b0a7bc4a34a026baeaaf5215623>
- <https://git.kernel.org/stable/c/7109bb63667a53e4542ad845476f97d0c8b28a61>
- <https://git.kernel.org/stable/c/2ee66e9487172fcd189bc52a767c30dad7141c09>

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-2026-90110>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-90110/>. Everything for agents: <https://agentprime.io/llms.txt>.