# tty: serial: max3100: shut down timer before freeing port

CVE record · `CVE-2026-98749`

- **Identifiers:** `CVE-2026-98749`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 18 Oct 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:47 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: `7831d56b0a3544cbb6f82f76c34ca95e24d5b676 to before d1187a7deac1e90182372a188dfe33ddd2b53cba` (git)
  - affected: `7831d56b0a3544cbb6f82f76c34ca95e24d5b676 to before cbb3fcc7cd14396ccc1379c164d96a247331f2e6` (git)
  - affected: `7831d56b0a3544cbb6f82f76c34ca95e24d5b676 to before fb8cefd66a6055a313c993fa9e8bed9be9b088f6` (git)
  - affected: `7831d56b0a3544cbb6f82f76c34ca95e24d5b676 to before 158a07da2da720f2f98b4bea129212c6805d8ee0` (git)
  - affected: `7831d56b0a3544cbb6f82f76c34ca95e24d5b676 to before fb668620e3b163962dabe1a674725a07aa44ff4a` (git)
  - affected: `7831d56b0a3544cbb6f82f76c34ca95e24d5b676 to before 2c8614981d3e6e000427de0ab2426ab68274d850` (git)
  - affected: `7831d56b0a3544cbb6f82f76c34ca95e24d5b676 to before 247b8f680876313586aed4d267bfcceddc2b4901` (git)
  - affected: `7831d56b0a3544cbb6f82f76c34ca95e24d5b676 to before db0949bbd06db0a75b4b1076f1e25194be7d956a` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.30`
  - unaffected: `before 2.6.30` (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: `6.18.56 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.10 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:** 0.0019, the 8th percentile, on 7 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 18 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98749](https://www.cve.org/CVERecord?id=CVE-2026-98749)
- [NVD: CVE-2026-98749](https://nvd.nist.gov/vuln/detail/CVE-2026-98749)

### References from the CNA

- <https://git.kernel.org/stable/c/d1187a7deac1e90182372a188dfe33ddd2b53cba>
- <https://git.kernel.org/stable/c/cbb3fcc7cd14396ccc1379c164d96a247331f2e6>
- <https://git.kernel.org/stable/c/fb8cefd66a6055a313c993fa9e8bed9be9b088f6>
- <https://git.kernel.org/stable/c/158a07da2da720f2f98b4bea129212c6805d8ee0>
- <https://git.kernel.org/stable/c/fb668620e3b163962dabe1a674725a07aa44ff4a>
- <https://git.kernel.org/stable/c/2c8614981d3e6e000427de0ab2426ab68274d850>
- <https://git.kernel.org/stable/c/247b8f680876313586aed4d267bfcceddc2b4901>
- <https://git.kernel.org/stable/c/db0949bbd06db0a75b4b1076f1e25194be7d956a>

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-2026-98749>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98749/>. Everything for agents: <https://agentprime.io/llms.txt>.