# wifi: ath11k: cap out-of-range rx MCS instead of leaving bogus rate

CVE record · `CVE-2026-93271`

- **Identifiers:** `CVE-2026-93271`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 24 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 24 Sept 2026, 15:52 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: `d5c65159f2895379e11ca13f62feabe93278985d to before 6ad04c3e2ec54bf5ec72c81afdd66318a116c539` (git)
  - affected: `d5c65159f2895379e11ca13f62feabe93278985d to before a6b951f79e66fc8bd93a537ff1040fbfb567c8bf` (git)
  - affected: `d5c65159f2895379e11ca13f62feabe93278985d to before b77bfe6e59b98dff3ccfcf9b45fc27e3db498626` (git)
  - affected: `d5c65159f2895379e11ca13f62feabe93278985d to before fb7b9a7209f839c17c66484dfdc84c9a23c6fd2f` (git)
  - affected: `d5c65159f2895379e11ca13f62feabe93278985d to before a0b3e6f9645d88f387c4fea546048a91952cd4cd` (git)
  - affected: `d5c65159f2895379e11ca13f62feabe93278985d to before 2bb2a778a487305bd378db5fd5014fbdce4ada2c` (git)
  - affected: `d5c65159f2895379e11ca13f62feabe93278985d to before ccbd20f2168f581d90265da1a925b9b6472a0b05` (git)
  - affected: `d5c65159f2895379e11ca13f62feabe93278985d to before 12b09e478aa7459b7893a695ef77682202f2da83` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.6`
  - unaffected: `before 5.6` (semver)
  - unaffected: `5.10.270 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.221 to 5.15.*, inclusive` (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:** 0.0020, the 10th percentile, on 13 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 24 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-93271](https://www.cve.org/CVERecord?id=CVE-2026-93271)
- [NVD: CVE-2026-93271](https://nvd.nist.gov/vuln/detail/CVE-2026-93271)

### References from the CNA

- <https://git.kernel.org/stable/c/6ad04c3e2ec54bf5ec72c81afdd66318a116c539>
- <https://git.kernel.org/stable/c/a6b951f79e66fc8bd93a537ff1040fbfb567c8bf>
- <https://git.kernel.org/stable/c/b77bfe6e59b98dff3ccfcf9b45fc27e3db498626>
- <https://git.kernel.org/stable/c/fb7b9a7209f839c17c66484dfdc84c9a23c6fd2f>
- <https://git.kernel.org/stable/c/a0b3e6f9645d88f387c4fea546048a91952cd4cd>
- <https://git.kernel.org/stable/c/2bb2a778a487305bd378db5fd5014fbdce4ada2c>
- <https://git.kernel.org/stable/c/ccbd20f2168f581d90265da1a925b9b6472a0b05>
- <https://git.kernel.org/stable/c/12b09e478aa7459b7893a695ef77682202f2da83>

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-2026-93271>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-93271/>. Everything for agents: <https://agentprime.io/llms.txt>.