# KVM: arm64: nv: Fix life cycle of the nested_mmus array

CVE record · `CVE-2026-98927`

- **Identifiers:** `CVE-2026-98927`
- **State:** Confirmed
- **Severity:** CVSS 7.0 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 23 Oct 2026
- **Updated:** 24 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 23 Oct 2026, 12:06 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: `4f128f8e1aaac189f83d0f828bcdb2986d8d2e51 to before ea242bdc29e8a8ff0e2447a64b3841114779f3af` (git)
  - affected: `4f128f8e1aaac189f83d0f828bcdb2986d8d2e51 to before 81e3f065a6485626f816d791dfd5e00ddd12eff5` (git)
  - affected: `4f128f8e1aaac189f83d0f828bcdb2986d8d2e51 to before 512c93f4461b9a3735987f48423d438a9cd49e6a` (git)
  - affected: `4f128f8e1aaac189f83d0f828bcdb2986d8d2e51 to before 33346f8960c7bb6a3b4e273b5cfe25c5a8be349f` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.11`
  - unaffected: `before 6.11` (semver)
  - unaffected: `6.12.113 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.56 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.9 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0015, the 4th 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 23 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98927](https://www.cve.org/CVERecord?id=CVE-2026-98927)
- [NVD: CVE-2026-98927](https://nvd.nist.gov/vuln/detail/CVE-2026-98927)

### References from the CNA

- <https://git.kernel.org/stable/c/ea242bdc29e8a8ff0e2447a64b3841114779f3af>
- <https://git.kernel.org/stable/c/81e3f065a6485626f816d791dfd5e00ddd12eff5>
- <https://git.kernel.org/stable/c/512c93f4461b9a3735987f48423d438a9cd49e6a>
- <https://git.kernel.org/stable/c/33346f8960c7bb6a3b4e273b5cfe25c5a8be349f>

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-2026-98927>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98927/>. Everything for agents: <https://agentprime.io/llms.txt>.