# i3c: dw: avoid shift-out-of-bounds when DAA assigns no devices

CVE record · `CVE-2026-90386`

- **Identifiers:** `CVE-2026-90386`
- **State:** Confirmed
- **Severity:** No CVSS score
- **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, 16:09 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: `1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef to before 5650b013e6bfc14c8b30be727f4a715b01860a08` (git)
  - affected: `1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef to before 63110ccc434e10d9e9d2c7d82ebfa8a6f9cedd94` (git)
  - affected: `1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef to before 3a1c35739efb69e8ec2a868113a0471a01bb8f29` (git)
  - affected: `1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef to before 111f559e5b6461f5f6977275716e6c5d1eb7ea27` (git)
  - affected: `1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef to before 754533e6169d1f10bdef7a6ba9bd7740b524e1d4` (git)
  - affected: `1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef to before 9eaac0cb4ca94e2e32c53c156ae5b813ba7ef90c` (git)
  - affected: `1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef to before 618dd640ded6b94bbdb79c798a901ec564797033` (git)
  - affected: `1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef to before 038cf48b3170af26a70bf2dee4f8c3ac910f5176` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.0`
  - unaffected: `before 5.0` (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: `6.12.110 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

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0022, the 12th 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-2026-90386](https://www.cve.org/CVERecord?id=CVE-2026-90386)
- [NVD: CVE-2026-90386](https://nvd.nist.gov/vuln/detail/CVE-2026-90386)

### References from the CNA

- <https://git.kernel.org/stable/c/5650b013e6bfc14c8b30be727f4a715b01860a08>
- <https://git.kernel.org/stable/c/63110ccc434e10d9e9d2c7d82ebfa8a6f9cedd94>
- <https://git.kernel.org/stable/c/3a1c35739efb69e8ec2a868113a0471a01bb8f29>
- <https://git.kernel.org/stable/c/111f559e5b6461f5f6977275716e6c5d1eb7ea27>
- <https://git.kernel.org/stable/c/754533e6169d1f10bdef7a6ba9bd7740b524e1d4>
- <https://git.kernel.org/stable/c/9eaac0cb4ca94e2e32c53c156ae5b813ba7ef90c>
- <https://git.kernel.org/stable/c/618dd640ded6b94bbdb79c798a901ec564797033>
- <https://git.kernel.org/stable/c/038cf48b3170af26a70bf2dee4f8c3ac910f5176>

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-2026-90386>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-90386/>. Everything for agents: <https://agentprime.io/llms.txt>.