# wifi: mac80211_hwsim: avoid NULL skb in stop queue drain

CVE record · `CVE-2026-93149`

- **Identifiers:** `CVE-2026-93149`
- **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, 16:11 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: `bd18de517923903a177508fc8813f44e717b1c00 to before d131027054a8dd922dda01fe8d381abe5af4970b` (git)
  - affected: `bd18de517923903a177508fc8813f44e717b1c00 to before c40ba47f2ba1951cb32ea048667ed014d36a5749` (git)
  - affected: `bd18de517923903a177508fc8813f44e717b1c00 to before 2817431a61557f46dc63077b7cc126bc906c242e` (git)
  - affected: `bd18de517923903a177508fc8813f44e717b1c00 to before e7fccad2c8e6ef6bbafe509c95869d161d0f466b` (git)
  - affected: `bd18de517923903a177508fc8813f44e717b1c00 to before 1c2a4ab6efa26415dd131b8c222e7893fda03435` (git)
  - affected: `bd18de517923903a177508fc8813f44e717b1c00 to before 158438cd6ad69d6dd7d871582c38baf22169fede` (git)
  - affected: `78bf3c6131488b00386acd9aff1ea4e6c44fa38e` (git)
  - affected: `a9028333001f793b2724e8be42fce3336de2cf1c` (git)
  - affected: `7019c9f385b264a2d6f685028268422d55087e37` (git)
  - affected: `5.4.129 to before 5.5` (semver)
  - affected: `5.10.47 to before 5.11` (semver)
  - affected: `5.12.14 to before 5.13` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.13`
  - unaffected: `before 5.13` (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:** 0.0021, the 10th 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 17 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-93149](https://www.cve.org/CVERecord?id=CVE-2026-93149)
- [NVD: CVE-2026-93149](https://nvd.nist.gov/vuln/detail/CVE-2026-93149)

### References from the CNA

- <https://git.kernel.org/stable/c/d131027054a8dd922dda01fe8d381abe5af4970b>
- <https://git.kernel.org/stable/c/c40ba47f2ba1951cb32ea048667ed014d36a5749>
- <https://git.kernel.org/stable/c/2817431a61557f46dc63077b7cc126bc906c242e>
- <https://git.kernel.org/stable/c/e7fccad2c8e6ef6bbafe509c95869d161d0f466b>
- <https://git.kernel.org/stable/c/1c2a4ab6efa26415dd131b8c222e7893fda03435>
- <https://git.kernel.org/stable/c/158438cd6ad69d6dd7d871582c38baf22169fede>

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-2026-93149>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-93149/>. Everything for agents: <https://agentprime.io/llms.txt>.