# wifi: mac80211: fix mesh fast xmit path deletion UAF

CVE record · `CVE-2026-98699`

- **Identifiers:** `CVE-2026-98699`
- **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:** 21 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:46 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: `d5edb9ae8d568745f893c5c5fa3837d85311b131 to before ebb7cba623d38733d33d79a8c7442f5ea04c0fb0` (git)
  - affected: `d5edb9ae8d568745f893c5c5fa3837d85311b131 to before 0117f1aa189495e6f1ff608681678817995aee39` (git)
  - affected: `d5edb9ae8d568745f893c5c5fa3837d85311b131 to before 128e800a41270ab197b1cc8043637a2924865608` (git)
  - affected: `d5edb9ae8d568745f893c5c5fa3837d85311b131 to before 93da3ec938bfdcfb3899428f04c6d0c56fe32952` (git)
  - affected: `d5edb9ae8d568745f893c5c5fa3837d85311b131 to before ee3aadc43ea69d98f666431e787137ac0badbb85` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.4`
  - unaffected: `before 6.4` (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:** 0.0017, 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-2026-98699](https://www.cve.org/CVERecord?id=CVE-2026-98699)
- [NVD: CVE-2026-98699](https://nvd.nist.gov/vuln/detail/CVE-2026-98699)

### References from the CNA

- <https://git.kernel.org/stable/c/ebb7cba623d38733d33d79a8c7442f5ea04c0fb0>
- <https://git.kernel.org/stable/c/0117f1aa189495e6f1ff608681678817995aee39>
- <https://git.kernel.org/stable/c/128e800a41270ab197b1cc8043637a2924865608>
- <https://git.kernel.org/stable/c/93da3ec938bfdcfb3899428f04c6d0c56fe32952>
- <https://git.kernel.org/stable/c/ee3aadc43ea69d98f666431e787137ac0badbb85>

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-2026-98699>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98699/>. Everything for agents: <https://agentprime.io/llms.txt>.