# drm/xe/vm: nuke PTs only after unlinking contested VMAs

CVE record · `CVE-2026-98510`

- **Identifiers:** `CVE-2026-98510`
- **State:** Confirmed
- **Severity:** CVSS 7.8 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 18 Oct 2026
- **Updated:** 24 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:17 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: `b06d47be7c83165d3b3e45e1d5f9520b79c7f5cc to before 70fddc065ac80845ffd33095b3635d59883cf7e6` (git)
  - affected: `b06d47be7c83165d3b3e45e1d5f9520b79c7f5cc to before ba678c2b02e0d36b53deb5a6d5e5ea044d36def7` (git)
  - affected: `b06d47be7c83165d3b3e45e1d5f9520b79c7f5cc to before bddaa5e4094c134452c29e20a26c4718827e4cb1` (git)
  - affected: `b06d47be7c83165d3b3e45e1d5f9520b79c7f5cc to before 24a22fb3c731474b68e986af6804db450fb88617` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.8`
  - unaffected: `before 6.8` (semver)
  - unaffected: `6.12.112 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.55 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

- 7.8 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 8 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 18 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98510](https://www.cve.org/CVERecord?id=CVE-2026-98510)
- [NVD: CVE-2026-98510](https://nvd.nist.gov/vuln/detail/CVE-2026-98510)

### References from the CNA

- <https://git.kernel.org/stable/c/70fddc065ac80845ffd33095b3635d59883cf7e6>
- <https://git.kernel.org/stable/c/ba678c2b02e0d36b53deb5a6d5e5ea044d36def7>
- <https://git.kernel.org/stable/c/bddaa5e4094c134452c29e20a26c4718827e4cb1>
- <https://git.kernel.org/stable/c/24a22fb3c731474b68e986af6804db450fb88617>

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-2026-98510>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98510/>. Everything for agents: <https://agentprime.io/llms.txt>.