# net: bridge: mcast: properly convert mglist to rcu

CVE record · `CVE-2026-98026`

- **Identifiers:** `CVE-2026-98026`
- **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: `07f8ac4a1e26e8283542cdaf658a6e2a12fd6980 to before 37cb9a81600da8250f24e25edc07253b62353cbe` (git)
  - affected: `07f8ac4a1e26e8283542cdaf658a6e2a12fd6980 to before 98247c8264d2076f81fa114bdfa2c2271953ac7c` (git)
  - affected: `07f8ac4a1e26e8283542cdaf658a6e2a12fd6980 to before 38ab2a435001a3c4dbeb70a52f5921e1ccd66f55` (git)
  - affected: `07f8ac4a1e26e8283542cdaf658a6e2a12fd6980 to before f7bf57e94a5d6214b87be08486cb33836fbfa573` (git)
  - affected: `07f8ac4a1e26e8283542cdaf658a6e2a12fd6980 to before 4b772869a1e5f9da5cef5b9c722ec0aa424ee0a0` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.16`
  - unaffected: `before 3.16` (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 12 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-2026-98026](https://www.cve.org/CVERecord?id=CVE-2026-98026)
- [NVD: CVE-2026-98026](https://nvd.nist.gov/vuln/detail/CVE-2026-98026)

### References from the CNA

- <https://git.kernel.org/stable/c/37cb9a81600da8250f24e25edc07253b62353cbe>
- <https://git.kernel.org/stable/c/98247c8264d2076f81fa114bdfa2c2271953ac7c>
- <https://git.kernel.org/stable/c/38ab2a435001a3c4dbeb70a52f5921e1ccd66f55>
- <https://git.kernel.org/stable/c/f7bf57e94a5d6214b87be08486cb33836fbfa573>
- <https://git.kernel.org/stable/c/4b772869a1e5f9da5cef5b9c722ec0aa424ee0a0>

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-2026-98026>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98026/>. Everything for agents: <https://agentprime.io/llms.txt>.