# usb: typec: ucsi: glink: fix use-after-free of ucsi on remove

CVE record · `CVE-2026-98758`

- **Identifiers:** `CVE-2026-98758`
- **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:** 19 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: `62b5412b1f4afab27d8df90ddcabb8e1e11a00ad to before 432b58cd959e594909a581b4974396cdbc9d4ca1` (git)
  - affected: `62b5412b1f4afab27d8df90ddcabb8e1e11a00ad to before 41934f92e7a54d4080ac0b17aacc83224946785c` (git)
  - affected: `62b5412b1f4afab27d8df90ddcabb8e1e11a00ad to before ee8577de01c6b6c7dd1d76b52242c54d37a989f4` (git)
  - affected: `62b5412b1f4afab27d8df90ddcabb8e1e11a00ad to before 63b269ec537dc0fd26d0bd64872c26860d108c9d` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.4`
  - unaffected: `before 6.4` (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:** 0.0017, the 6th 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-2026-98758](https://www.cve.org/CVERecord?id=CVE-2026-98758)
- [NVD: CVE-2026-98758](https://nvd.nist.gov/vuln/detail/CVE-2026-98758)

### References from the CNA

- <https://git.kernel.org/stable/c/432b58cd959e594909a581b4974396cdbc9d4ca1>
- <https://git.kernel.org/stable/c/41934f92e7a54d4080ac0b17aacc83224946785c>
- <https://git.kernel.org/stable/c/ee8577de01c6b6c7dd1d76b52242c54d37a989f4>
- <https://git.kernel.org/stable/c/63b269ec537dc0fd26d0bd64872c26860d108c9d>

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-2026-98758>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98758/>. Everything for agents: <https://agentprime.io/llms.txt>.