# dm: fix race when loading and unloading a table

CVE record · `CVE-2026-89998`

- **Identifiers:** `CVE-2026-89998`
- **State:** Confirmed
- **Severity:** CVSS 7.8 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 16 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 16 Sept 2026, 10:33 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: `773bfda35c9511734d7f898e2ee73cd60d2a3f38 to before b02e35b81176c7d61dd441cc7a2e5c324a82444b` (git)
  - affected: `1a581b72169968f4154b5793828f3bc28b258b35 to before 0ea6e5ad4a5817e91f11b4cc1e022e575ed2e7ca` (git)
  - affected: `1a581b72169968f4154b5793828f3bc28b258b35 to before a1af1884c960b98c621b6fe2fea1216b78c02152` (git)
  - affected: `1a581b72169968f4154b5793828f3bc28b258b35 to before af1f32ccf8051f4691ced11feb452b9d13561727` (git)
  - affected: `1a581b72169968f4154b5793828f3bc28b258b35 to before 00ad6f9ed27f91925d4d3fb7aab50a60d774f998` (git)
  - affected: `1a581b72169968f4154b5793828f3bc28b258b35 to before 5380c7f6335cc6d77eb77d065105e81155c4d9d3` (git)
  - affected: `600593707c239bb99486925d65540a5020bc1e58` (git)
  - affected: `6.1.2 to before 6.1.188` (semver)
  - affected: `6.0.16 to before 6.1` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.2`
  - unaffected: `before 6.2` (semver)
  - unaffected: `6.1.188 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.157 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.110 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.51 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.5 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

- 7.8 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)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0017, the 6th 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 16 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-89998](https://www.cve.org/CVERecord?id=CVE-2026-89998)
- [NVD: CVE-2026-89998](https://nvd.nist.gov/vuln/detail/CVE-2026-89998)

### References from the CNA

- <https://git.kernel.org/stable/c/b02e35b81176c7d61dd441cc7a2e5c324a82444b>
- <https://git.kernel.org/stable/c/0ea6e5ad4a5817e91f11b4cc1e022e575ed2e7ca>
- <https://git.kernel.org/stable/c/a1af1884c960b98c621b6fe2fea1216b78c02152>
- <https://git.kernel.org/stable/c/af1f32ccf8051f4691ced11feb452b9d13561727>
- <https://git.kernel.org/stable/c/00ad6f9ed27f91925d4d3fb7aab50a60d774f998>
- <https://git.kernel.org/stable/c/5380c7f6335cc6d77eb77d065105e81155c4d9d3>

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-2026-89998>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-89998/>. Everything for agents: <https://agentprime.io/llms.txt>.