# ipv6: mcast: fix RCU list diversion in ip6_mc_del1_src()

CVE record · `CVE-2026-98102`

- **Identifiers:** `CVE-2026-98102`
- **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, 10:35 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: `4b200e398953c237c86d32bf26d4cb2a96556a6f to before c3343cd7ec8706c221e52b782f386b9af14a928a` (git)
  - affected: `4b200e398953c237c86d32bf26d4cb2a96556a6f to before 4352737297b262e8367675c19a7dc6a9f53c97af` (git)
  - affected: `4b200e398953c237c86d32bf26d4cb2a96556a6f to before 8d4fe5c13f5056faa6deb09a90e24a89f9ebfad4` (git)
  - affected: `4b200e398953c237c86d32bf26d4cb2a96556a6f to before 5149c60c406595b56fda0c6e9aae7fd287f636aa` (git)
  - affected: `4b200e398953c237c86d32bf26d4cb2a96556a6f to before 93b49239840b91313adbd77b8b52993eff2d08c1` (git)
  - affected: `86c49119f0353f857cc08030ec9e4ebaab3d5a64` (git)
  - affected: `5.10.261 to before 5.11` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.13`
  - unaffected: `before 5.13` (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-2026-98102](https://www.cve.org/CVERecord?id=CVE-2026-98102)
- [NVD: CVE-2026-98102](https://nvd.nist.gov/vuln/detail/CVE-2026-98102)

### References from the CNA

- <https://git.kernel.org/stable/c/c3343cd7ec8706c221e52b782f386b9af14a928a>
- <https://git.kernel.org/stable/c/4352737297b262e8367675c19a7dc6a9f53c97af>
- <https://git.kernel.org/stable/c/8d4fe5c13f5056faa6deb09a90e24a89f9ebfad4>
- <https://git.kernel.org/stable/c/5149c60c406595b56fda0c6e9aae7fd287f636aa>
- <https://git.kernel.org/stable/c/93b49239840b91313adbd77b8b52993eff2d08c1>

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-2026-98102>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98102/>. Everything for agents: <https://agentprime.io/llms.txt>.