# vsock/virtio: flush works in dependency order

CVE record · `CVE-2026-80932`

- **Identifiers:** `CVE-2026-80932`
- **State:** Confirmed
- **Severity:** CVSS 8.4 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 11 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:42 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: `0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872 to before e059a14c1067bcc4f7b1947cd09f2baab98e340f` (git)
  - affected: `0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872 to before 531e2ac2dab1ab90a16427c4f9c86663633e9487` (git)
  - affected: `0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872 to before f3313d952fc380cff53db9a28451a8807aa67b43` (git)
  - affected: `0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872 to before b9cb4e8ba71c9fbd935d66baa71bbb0b87192c94` (git)
  - affected: `0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872 to before 2187a56f2fd1715d54daed6392809223c60544f3` (git)
  - affected: `0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872 to before 165a330a68b5f299d8735f0194c314cb2e571269` (git)
  - affected: `0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872 to before da5e9f08714c19ba04e6863aca69d40f042f2e04` (git)
  - affected: `0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872 to before 728836ebca239810f164262b10211ef59182f811` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.8`
  - unaffected: `before 4.8` (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: `6.12.109 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.50 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.4 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0014, the 3rd percentile, on 14 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 11 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-80932](https://www.cve.org/CVERecord?id=CVE-2026-80932)
- [NVD: CVE-2026-80932](https://nvd.nist.gov/vuln/detail/CVE-2026-80932)

### References from the CNA

- <https://git.kernel.org/stable/c/e059a14c1067bcc4f7b1947cd09f2baab98e340f>
- <https://git.kernel.org/stable/c/531e2ac2dab1ab90a16427c4f9c86663633e9487>
- <https://git.kernel.org/stable/c/f3313d952fc380cff53db9a28451a8807aa67b43>
- <https://git.kernel.org/stable/c/b9cb4e8ba71c9fbd935d66baa71bbb0b87192c94>
- <https://git.kernel.org/stable/c/2187a56f2fd1715d54daed6392809223c60544f3>
- <https://git.kernel.org/stable/c/165a330a68b5f299d8735f0194c314cb2e571269>
- <https://git.kernel.org/stable/c/da5e9f08714c19ba04e6863aca69d40f042f2e04>
- <https://git.kernel.org/stable/c/728836ebca239810f164262b10211ef59182f811>

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-2026-80932>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-80932/>. Everything for agents: <https://agentprime.io/llms.txt>.