# iommu/sva: Set handle->dev before the SVA handle is visible

CVE record · `CVE-2026-89451`

- **Identifiers:** `CVE-2026-89451`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 11 Sept 2026
- **Updated:** 21 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:43 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: `be51b1d6bbff48c7d1943a8ff1e5a55777807f6e to before c4c71368bc5c5b3840590d39b4cfa12d733cadf4` (git)
  - affected: `be51b1d6bbff48c7d1943a8ff1e5a55777807f6e to before bcffb1c75da8fc9d51168ff9f09d471c26507912` (git)
  - affected: `be51b1d6bbff48c7d1943a8ff1e5a55777807f6e to before 968e9a1f71140c86dc4092f6b361e997923f3813` (git)
  - affected: `be51b1d6bbff48c7d1943a8ff1e5a55777807f6e to before 37a96a30617a4c96f048a5874c00509bc4fe4d85` (git)
  - affected: `be51b1d6bbff48c7d1943a8ff1e5a55777807f6e to before 530f8f9c3546cb3ebee1b135375aaee08a073ebb` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.2`
  - unaffected: `before 6.2` (semver)
  - unaffected: `6.6.160 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0021, the 10th 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-2026-89451](https://www.cve.org/CVERecord?id=CVE-2026-89451)
- [NVD: CVE-2026-89451](https://nvd.nist.gov/vuln/detail/CVE-2026-89451)

### References from the CNA

- <https://git.kernel.org/stable/c/c4c71368bc5c5b3840590d39b4cfa12d733cadf4>
- <https://git.kernel.org/stable/c/bcffb1c75da8fc9d51168ff9f09d471c26507912>
- <https://git.kernel.org/stable/c/968e9a1f71140c86dc4092f6b361e997923f3813>
- <https://git.kernel.org/stable/c/37a96a30617a4c96f048a5874c00509bc4fe4d85>
- <https://git.kernel.org/stable/c/530f8f9c3546cb3ebee1b135375aaee08a073ebb>

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-2026-89451>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-89451/>. Everything for agents: <https://agentprime.io/llms.txt>.