# ALSA: caiaq: Use snd_card_free_when_closed() at disconnection

CVE record · `CVE-2024-56531`

- **Identifiers:** `CVE-2024-56531`
- **State:** Confirmed
- **Severity:** CVSS 7.8 High
- **Critical:** No
- **CNA:** Linux
- **Weakness (CWE):** [CWE-667](https://cwe.mitre.org/data/definitions/667.html)
- **Tags:** [CWE-667](https://agentprime.io/advisories/tag/cwe-667.md)
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 27 Dec 2024
- **Updated:** 5 Aug 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 27 Dec 2024, 14:11 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: `523f1dce37434a9a6623bf46e7893e2b4b10ac3c to before 3993edf44d3df7b6e8c753eac6ac8783473fcbab` (git)
  - affected: `523f1dce37434a9a6623bf46e7893e2b4b10ac3c to before ebad462eec93b0f701dfe4de98990e7355283801` (git)
  - affected: `523f1dce37434a9a6623bf46e7893e2b4b10ac3c to before 4dd821dcbfcecf7af6a08370b0b217cde2818acf` (git)
  - affected: `523f1dce37434a9a6623bf46e7893e2b4b10ac3c to before cadf1d8e9ddcd74584ec961aeac14ac549b261d8` (git)
  - affected: `523f1dce37434a9a6623bf46e7893e2b4b10ac3c to before 237f3faf0177bdde728fa3106d730d806436aa4d` (git)
  - affected: `523f1dce37434a9a6623bf46e7893e2b4b10ac3c to before 4507a8b9b30344c5ddd8219945f446d47e966a6d` (git)
  - affected: `523f1dce37434a9a6623bf46e7893e2b4b10ac3c to before dd0de8cb708951cebf727aa045e8242ba651bb52` (git)
  - affected: `523f1dce37434a9a6623bf46e7893e2b4b10ac3c to before a3f9314752dbb6f6aa1f0f2b4c58243bda800738` (git)
  - affected: `523f1dce37434a9a6623bf46e7893e2b4b10ac3c to before b04dcbb7f7b1908806b7dc22671cdbe78ff2b82c` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.22`
  - unaffected: `before 2.6.22` (semver)
  - unaffected: `4.19.325 to 4.19.*, inclusive` (semver)
  - unaffected: `5.4.287 to 5.4.*, inclusive` (semver)
  - unaffected: `5.10.231 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.174 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.120 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.64 to 6.6.*, inclusive` (semver)
  - unaffected: `6.11.11 to 6.11.*, inclusive` (semver)
  - unaffected: `6.12.2 to 6.12.*, inclusive` (semver)
  - unaffected: `6.13 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

- 7.8 High, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`, from CNA (Linux) (used for this record)
- 5.5 Medium, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H`, from ADP (CISA-ADP)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0022, the 13th percentile, on 7 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 27 Dec 2024. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2024-56531](https://www.cve.org/CVERecord?id=CVE-2024-56531)
- [NVD: CVE-2024-56531](https://nvd.nist.gov/vuln/detail/CVE-2024-56531)

### References from the CNA

- <https://git.kernel.org/stable/c/3993edf44d3df7b6e8c753eac6ac8783473fcbab>
- <https://git.kernel.org/stable/c/ebad462eec93b0f701dfe4de98990e7355283801>
- <https://git.kernel.org/stable/c/4dd821dcbfcecf7af6a08370b0b217cde2818acf>
- <https://git.kernel.org/stable/c/cadf1d8e9ddcd74584ec961aeac14ac549b261d8>
- <https://git.kernel.org/stable/c/237f3faf0177bdde728fa3106d730d806436aa4d>
- <https://git.kernel.org/stable/c/4507a8b9b30344c5ddd8219945f446d47e966a6d>
- <https://git.kernel.org/stable/c/dd0de8cb708951cebf727aa045e8242ba651bb52>
- <https://git.kernel.org/stable/c/a3f9314752dbb6f6aa1f0f2b4c58243bda800738>
- <https://git.kernel.org/stable/c/b04dcbb7f7b1908806b7dc22671cdbe78ff2b82c>

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-2024-56531>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2024-56531/>. Everything for agents: <https://agentprime.io/llms.txt>.