# drm/cirrus-qemu: Validate BAR0 size during probe

CVE record · `CVE-2026-98142`

- **Identifiers:** `CVE-2026-98142`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 25 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 25 Sept 2026, 10:36 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: `ab3e023b1b4c9887c9f0f761b47f3f0516bd3434 to before 2a0e7bcff3fa63e7309d2b39e18af59eb8ef2b6e` (git)
  - affected: `ab3e023b1b4c9887c9f0f761b47f3f0516bd3434 to before 0b5084a1f070ad1fc34e11945644ae034bbc774c` (git)
  - affected: `ab3e023b1b4c9887c9f0f761b47f3f0516bd3434 to before 26bd90c886218f36c9adeab206b0e27b4384e2f6` (git)
  - affected: `ab3e023b1b4c9887c9f0f761b47f3f0516bd3434 to before 144f51cd0ccc3ad47a6099917b7bb535611fb18f` (git)
  - affected: `ab3e023b1b4c9887c9f0f761b47f3f0516bd3434 to before 92312d333bf700798f92f30406c721bce87506f3` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.2`
  - unaffected: `before 5.2` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.111 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.53 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.7 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:** 0.0011, the 1st percentile, on 11 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 25 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98142](https://www.cve.org/CVERecord?id=CVE-2026-98142)
- [NVD: CVE-2026-98142](https://nvd.nist.gov/vuln/detail/CVE-2026-98142)

### References from the CNA

- <https://git.kernel.org/stable/c/2a0e7bcff3fa63e7309d2b39e18af59eb8ef2b6e>
- <https://git.kernel.org/stable/c/0b5084a1f070ad1fc34e11945644ae034bbc774c>
- <https://git.kernel.org/stable/c/26bd90c886218f36c9adeab206b0e27b4384e2f6>
- <https://git.kernel.org/stable/c/144f51cd0ccc3ad47a6099917b7bb535611fb18f>
- <https://git.kernel.org/stable/c/92312d333bf700798f92f30406c721bce87506f3>

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-2026-98142>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98142/>. Everything for agents: <https://agentprime.io/llms.txt>.