# ALSA: us122l: Prevent write upgrades for read mappings

CVE record · `CVE-2026-97931`

- **Identifiers:** `CVE-2026-97931`
- **State:** Confirmed
- **Severity:** CVSS 7.0 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 25 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 25 Sept 2026, 10:22 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: `030a07e441296c372f946cd4065b5d831d8dc40c to before cbc1f954ce67d739d41d1f0757d29850353ebb6a` (git)
  - affected: `030a07e441296c372f946cd4065b5d831d8dc40c to before becb89036a1320ef0a77da2d27935ac0704345c4` (git)
  - affected: `030a07e441296c372f946cd4065b5d831d8dc40c to before 6a5f5a5a32c78e67701f1d0f26bc87af68895604` (git)
  - affected: `030a07e441296c372f946cd4065b5d831d8dc40c to before 938e8d6cee8d36f24669dfdcd3717e081eb32d64` (git)
  - affected: `030a07e441296c372f946cd4065b5d831d8dc40c to before 64a87950239867682cde128020e1a47088295e5c` (git)
  - affected: `030a07e441296c372f946cd4065b5d831d8dc40c to before d9c537b14f4982f17b103e3a2cfeee4bee6bc026` (git)
  - affected: `030a07e441296c372f946cd4065b5d831d8dc40c to before 0eb9dd4774af0ac4d1fd105ef2b0a1f6cec06f2f` (git)
  - affected: `030a07e441296c372f946cd4065b5d831d8dc40c to before 71c610aeb1770302ac9c9e0b9a4ecd37f1311928` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.28`
  - unaffected: `before 2.6.28` (semver)
  - unaffected: `5.10.271 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.222 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.189 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.111 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.53 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.7 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0014, the 3rd percentile, on 12 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 25 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-97931](https://www.cve.org/CVERecord?id=CVE-2026-97931)
- [NVD: CVE-2026-97931](https://nvd.nist.gov/vuln/detail/CVE-2026-97931)

### References from the CNA

- <https://git.kernel.org/stable/c/cbc1f954ce67d739d41d1f0757d29850353ebb6a>
- <https://git.kernel.org/stable/c/becb89036a1320ef0a77da2d27935ac0704345c4>
- <https://git.kernel.org/stable/c/6a5f5a5a32c78e67701f1d0f26bc87af68895604>
- <https://git.kernel.org/stable/c/938e8d6cee8d36f24669dfdcd3717e081eb32d64>
- <https://git.kernel.org/stable/c/64a87950239867682cde128020e1a47088295e5c>
- <https://git.kernel.org/stable/c/d9c537b14f4982f17b103e3a2cfeee4bee6bc026>
- <https://git.kernel.org/stable/c/0eb9dd4774af0ac4d1fd105ef2b0a1f6cec06f2f>
- <https://git.kernel.org/stable/c/71c610aeb1770302ac9c9e0b9a4ecd37f1311928>

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-2026-97931>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-97931/>. Everything for agents: <https://agentprime.io/llms.txt>.