# RDMA/uverbs: Fix mmap_lock/disassociation_lock circular dependency

CVE record · `CVE-2026-98431`

- **Identifiers:** `CVE-2026-98431`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 14 Oct 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 14 Oct 2026, 13:27 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: `51976c6cd786151b6a1bdf8b8b3334beac0ba99c to before 426f54f20b79c5b164a0472ad3f6ba36afcd08c6` (git)
  - affected: `51976c6cd786151b6a1bdf8b8b3334beac0ba99c to before a44a3f175eaee7e5aeb6a8fed381c4a0d5f49236` (git)
  - affected: `0598914a950ddfa694f410e482453cdbb9265515` (git)
  - affected: `86092a4e46d161d24f8106df082e24b8efe87382` (git)
  - affected: `6.11.11 to before 6.12` (semver)
  - affected: `6.12.2 to before 6.13` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.13`
  - unaffected: `before 6.13` (semver)
  - unaffected: `7.2.8 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:** 0.0020, the 9th 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 14 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98431](https://www.cve.org/CVERecord?id=CVE-2026-98431)
- [NVD: CVE-2026-98431](https://nvd.nist.gov/vuln/detail/CVE-2026-98431)

### References from the CNA

- <https://git.kernel.org/stable/c/426f54f20b79c5b164a0472ad3f6ba36afcd08c6>
- <https://git.kernel.org/stable/c/a44a3f175eaee7e5aeb6a8fed381c4a0d5f49236>

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-2026-98431>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-98431/>. Everything for agents: <https://agentprime.io/llms.txt>.