# fbdev: vfb: defer cleanup until the last reference

CVE record · `CVE-2026-97604`

- **Identifiers:** `CVE-2026-97604`
- **State:** Confirmed
- **Severity:** No CVSS score
- **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: `5e266e2e0e19532c1b8e2e2bff1eb6ccf42e478a to before bf49eac7ed11aabd0b9b790c062742a8e4be97c6` (git)
  - affected: `5e266e2e0e19532c1b8e2e2bff1eb6ccf42e478a to before 040ce3950f64a11e9ee5646c8aaa91fd2e29e245` (git)
  - affected: `5e266e2e0e19532c1b8e2e2bff1eb6ccf42e478a to before ab664e279eb2a68e55895dd115a9488807280f07` (git)
  - affected: `5e266e2e0e19532c1b8e2e2bff1eb6ccf42e478a to before de5a0eda59fe4b3eacd1a67c992e54766bb6683f` (git)
  - affected: `5e266e2e0e19532c1b8e2e2bff1eb6ccf42e478a to before 86356f13598f59f5acb1754895747dcdaf65a254` (git)
  - affected: `5e266e2e0e19532c1b8e2e2bff1eb6ccf42e478a to before 5ff1effb047e465cde193d7df95988aa1520035e` (git)
  - affected: `5e266e2e0e19532c1b8e2e2bff1eb6ccf42e478a to before 3c91e51a53cf805e551e5dc8149cd0539a6dbb9d` (git)
  - affected: `5e266e2e0e19532c1b8e2e2bff1eb6ccf42e478a to before a0a34a40ed299c9c7cff6af163a5b883ee9d6d73` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.30`
  - unaffected: `before 2.6.30` (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

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0021, the 11th 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-2026-97604](https://www.cve.org/CVERecord?id=CVE-2026-97604)
- [NVD: CVE-2026-97604](https://nvd.nist.gov/vuln/detail/CVE-2026-97604)

### References from the CNA

- <https://git.kernel.org/stable/c/bf49eac7ed11aabd0b9b790c062742a8e4be97c6>
- <https://git.kernel.org/stable/c/040ce3950f64a11e9ee5646c8aaa91fd2e29e245>
- <https://git.kernel.org/stable/c/ab664e279eb2a68e55895dd115a9488807280f07>
- <https://git.kernel.org/stable/c/de5a0eda59fe4b3eacd1a67c992e54766bb6683f>
- <https://git.kernel.org/stable/c/86356f13598f59f5acb1754895747dcdaf65a254>
- <https://git.kernel.org/stable/c/5ff1effb047e465cde193d7df95988aa1520035e>
- <https://git.kernel.org/stable/c/3c91e51a53cf805e551e5dc8149cd0539a6dbb9d>
- <https://git.kernel.org/stable/c/a0a34a40ed299c9c7cff6af163a5b883ee9d6d73>

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-2026-97604>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-97604/>. Everything for agents: <https://agentprime.io/llms.txt>.