# serial: imx: serialize imx_uart_ports\[\] lifetime

CVE record · `CVE-2026-89740`

- **Identifiers:** `CVE-2026-89740`
- **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:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:46 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: `dbff4e9ea2e83fda89143389bfb229cb29425a32 to before ce9c074868d5c8adfb0c72de4324138d6fa1a1a8` (git)
  - affected: `dbff4e9ea2e83fda89143389bfb229cb29425a32 to before a4acf2739434a014cdfc282175cffd3e35a97fa4` (git)
  - affected: `dbff4e9ea2e83fda89143389bfb229cb29425a32 to before abc17fd508a511669997e48f8b014d8aa043abdf` (git)
  - affected: `dbff4e9ea2e83fda89143389bfb229cb29425a32 to before 681696ae9e4a28bdf54893c807dfe4a6c08e30a5` (git)
  - affected: `dbff4e9ea2e83fda89143389bfb229cb29425a32 to before 28b932202fcdbeb2ef58d89ce4363f480433c234` (git)
  - affected: `dbff4e9ea2e83fda89143389bfb229cb29425a32 to before 7429dce56a73bc080a8c072edb167106f73a08ae` (git)
  - affected: `dbff4e9ea2e83fda89143389bfb229cb29425a32 to before 8b0b29fdcb47907ae0296b8fe829e918e05e300f` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.27`
  - unaffected: `before 2.6.27` (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: `6.12.109 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:** 0.0023, the 13th 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-2026-89740](https://www.cve.org/CVERecord?id=CVE-2026-89740)
- [NVD: CVE-2026-89740](https://nvd.nist.gov/vuln/detail/CVE-2026-89740)

### References from the CNA

- <https://git.kernel.org/stable/c/ce9c074868d5c8adfb0c72de4324138d6fa1a1a8>
- <https://git.kernel.org/stable/c/a4acf2739434a014cdfc282175cffd3e35a97fa4>
- <https://git.kernel.org/stable/c/abc17fd508a511669997e48f8b014d8aa043abdf>
- <https://git.kernel.org/stable/c/681696ae9e4a28bdf54893c807dfe4a6c08e30a5>
- <https://git.kernel.org/stable/c/28b932202fcdbeb2ef58d89ce4363f480433c234>
- <https://git.kernel.org/stable/c/7429dce56a73bc080a8c072edb167106f73a08ae>
- <https://git.kernel.org/stable/c/8b0b29fdcb47907ae0296b8fe829e918e05e300f>

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-2026-89740>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-89740/>. Everything for agents: <https://agentprime.io/llms.txt>.