# irqchip/gic-v5: Check get_logical_index() return value in MADT IAFFID parsing

CVE record · `CVE-2026-90120`

- **Identifiers:** `CVE-2026-90120`
- **State:** Confirmed
- **Severity:** CVSS 8.4 High
- **Critical:** No
- **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.

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `35866efa52feaf48cc54a0745851a555654e1446 to before 6caeb878f809bdf0aec2fdd96f3d41ef4b69fc69` (git)
  - affected: `35866efa52feaf48cc54a0745851a555654e1446 to before 328affc639ce9873a7a0a3fd6b8339f19767529b` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `7.0`
  - unaffected: `before 7.0` (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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0020, the 9th 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-2026-90120](https://www.cve.org/CVERecord?id=CVE-2026-90120)
- [NVD: CVE-2026-90120](https://nvd.nist.gov/vuln/detail/CVE-2026-90120)

### References from the CNA

- <https://git.kernel.org/stable/c/6caeb878f809bdf0aec2fdd96f3d41ef4b69fc69>
- <https://git.kernel.org/stable/c/328affc639ce9873a7a0a3fd6b8339f19767529b>

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-2026-90120>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-90120/>. Everything for agents: <https://agentprime.io/llms.txt>.