# wifi: mt76: mt7915: avoid nss underflow in mt7915_mcu_get_sta_nss

CVE record · `CVE-2026-90372`

- **Identifiers:** `CVE-2026-90372`
- **State:** Confirmed
- **Severity:** CVSS 7.1 High
- **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, 16:09 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: `89029a85482cbcf68026a89fc974e8f6898d6b37 to before 2801477c36a19be4f549fe60e54995f03b0ea7b9` (git)
  - affected: `89029a85482cbcf68026a89fc974e8f6898d6b37 to before 38f4d6323bcd65e41a691432eddabd2b03acdeee` (git)
  - affected: `89029a85482cbcf68026a89fc974e8f6898d6b37 to before 25f753f7f620955a8a51e63e445d8b9076c51396` (git)
  - affected: `89029a85482cbcf68026a89fc974e8f6898d6b37 to before e63c6291ecddf94769ab91f9d8cdb6ca939f7fc6` (git)
  - affected: `89029a85482cbcf68026a89fc974e8f6898d6b37 to before 85bd46ab7674b6d357f9a14791352c65fb09eee9` (git)
  - affected: `89029a85482cbcf68026a89fc974e8f6898d6b37 to before 6ce78d04c7ea4b66838941b5a4232dd1ee0e2cc7` (git)
  - affected: `89029a85482cbcf68026a89fc974e8f6898d6b37 to before ecfd1a07e78c31d81322fb2d81dc468081cc3004` (git)
  - affected: `89029a85482cbcf68026a89fc974e8f6898d6b37 to before 4a2f4be532e3ea4e2b536e411793a05aaa51af25` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.8`
  - unaffected: `before 5.8` (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

- 7.1 High, CVSS 3.1: `CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0036, the 30th 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 17 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-90372](https://www.cve.org/CVERecord?id=CVE-2026-90372)
- [NVD: CVE-2026-90372](https://nvd.nist.gov/vuln/detail/CVE-2026-90372)

### References from the CNA

- <https://git.kernel.org/stable/c/2801477c36a19be4f549fe60e54995f03b0ea7b9>
- <https://git.kernel.org/stable/c/38f4d6323bcd65e41a691432eddabd2b03acdeee>
- <https://git.kernel.org/stable/c/25f753f7f620955a8a51e63e445d8b9076c51396>
- <https://git.kernel.org/stable/c/e63c6291ecddf94769ab91f9d8cdb6ca939f7fc6>
- <https://git.kernel.org/stable/c/85bd46ab7674b6d357f9a14791352c65fb09eee9>
- <https://git.kernel.org/stable/c/6ce78d04c7ea4b66838941b5a4232dd1ee0e2cc7>
- <https://git.kernel.org/stable/c/ecfd1a07e78c31d81322fb2d81dc468081cc3004>
- <https://git.kernel.org/stable/c/4a2f4be532e3ea4e2b536e411793a05aaa51af25>

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-2026-90372>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-90372/>. Everything for agents: <https://agentprime.io/llms.txt>.