# pds_core: fix cmd_regs access racing BAR unmap on reset

CVE record · `CVE-2026-98020`

- **Identifiers:** `CVE-2026-98020`
- **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, 10:23 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: `f6ec6ac9432941ec85a2221c91b1ecfc85680d89 to before 0bf9f3bae3c4b1eadb7a2bf63350333db7dac0d9` (git)
  - affected: `e96094c1d11cce4deb5da3c0500d49041ab845b8 to before 2cc697565fd19b5ba2d100cdd4a20dd6d263abc2` (git)
  - affected: `e96094c1d11cce4deb5da3c0500d49041ab845b8 to before fa31bd14c5042c6315bb2182c963f03ca6e79ca4` (git)
  - affected: `e96094c1d11cce4deb5da3c0500d49041ab845b8 to before 09f831bfe39de5b8026fefb3d106b5cc93272170` (git)
  - affected: `e96094c1d11cce4deb5da3c0500d49041ab845b8 to before 7980325b2f71e3f65c1323c39792e2455da6fab6` (git)
  - affected: `692488941283d72362274620b9abd28109fc459f` (git)
  - affected: `6.6.16 to before 6.6.158` (semver)
  - affected: `6.7.4 to before 6.8` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.8`
  - unaffected: `before 6.8` (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:** 0.0017, the 6th 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-2026-98020](https://www.cve.org/CVERecord?id=CVE-2026-98020)
- [NVD: CVE-2026-98020](https://nvd.nist.gov/vuln/detail/CVE-2026-98020)

### References from the CNA

- <https://git.kernel.org/stable/c/0bf9f3bae3c4b1eadb7a2bf63350333db7dac0d9>
- <https://git.kernel.org/stable/c/2cc697565fd19b5ba2d100cdd4a20dd6d263abc2>
- <https://git.kernel.org/stable/c/fa31bd14c5042c6315bb2182c963f03ca6e79ca4>
- <https://git.kernel.org/stable/c/09f831bfe39de5b8026fefb3d106b5cc93272170>
- <https://git.kernel.org/stable/c/7980325b2f71e3f65c1323c39792e2455da6fab6>

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-2026-98020>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98020/>. Everything for agents: <https://agentprime.io/llms.txt>.