# ALSA: hda: trace PCM open only after assigning a stream

CVE record · `CVE-2026-98308`

- **Identifiers:** `CVE-2026-98308`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 6 Oct 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 6 Oct 2026, 08:46 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: `184865085b88789fc8a355cc16ceff25f82f63ba to before 5a4c974dee03cc46eac43c82f33e34ec94f0b348` (git)
  - affected: `184865085b88789fc8a355cc16ceff25f82f63ba to before fba079ea22822248c82c3a999c88676d05b17bda` (git)
  - affected: `184865085b88789fc8a355cc16ceff25f82f63ba to before 3c6ca6d9342f4a0be7c1413180e11023d13b5cde` (git)
  - affected: `184865085b88789fc8a355cc16ceff25f82f63ba to before 0a52ba6d3b268bb82f0ec4cb861bc68d252369c0` (git)
  - affected: `184865085b88789fc8a355cc16ceff25f82f63ba to before 5c89e7965220e85d06ae4c58adb7d7bb6da2440c` (git)
  - affected: `184865085b88789fc8a355cc16ceff25f82f63ba to before 8477643cb91c9e09ac1b11890eef421ae63e53f7` (git)
  - affected: `184865085b88789fc8a355cc16ceff25f82f63ba to before 3db8afba2d210b7d80cd5cc6b76d7f46daa9b47a` (git)
  - affected: `184865085b88789fc8a355cc16ceff25f82f63ba to before c9e6e5f38bf75276605f1952b22285f5f3abcaff` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.2`
  - unaffected: `before 4.2` (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: `6.12.112 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.54 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.8 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:** 0.0018, the 7th percentile, on 10 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 6 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98308](https://www.cve.org/CVERecord?id=CVE-2026-98308)
- [NVD: CVE-2026-98308](https://nvd.nist.gov/vuln/detail/CVE-2026-98308)

### References from the CNA

- <https://git.kernel.org/stable/c/5a4c974dee03cc46eac43c82f33e34ec94f0b348>
- <https://git.kernel.org/stable/c/fba079ea22822248c82c3a999c88676d05b17bda>
- <https://git.kernel.org/stable/c/3c6ca6d9342f4a0be7c1413180e11023d13b5cde>
- <https://git.kernel.org/stable/c/0a52ba6d3b268bb82f0ec4cb861bc68d252369c0>
- <https://git.kernel.org/stable/c/5c89e7965220e85d06ae4c58adb7d7bb6da2440c>
- <https://git.kernel.org/stable/c/8477643cb91c9e09ac1b11890eef421ae63e53f7>
- <https://git.kernel.org/stable/c/3db8afba2d210b7d80cd5cc6b76d7f46daa9b47a>
- <https://git.kernel.org/stable/c/c9e6e5f38bf75276605f1952b22285f5f3abcaff>

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-2026-98308>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98308/>. Everything for agents: <https://agentprime.io/llms.txt>.