# hsr: broadcast netlink notifications in the device's net namespace

CVE record · `CVE-2026-97419`

- **Identifiers:** `CVE-2026-97419`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 24 Sept 2026
- **Updated:** 3 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 24 Sept 2026, 16:03 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: `f421436a591d34fa5279b54a96ac07d70250cc8d to before 9f13023607f1e95bd098cc49052b0c8955d334f9` (git)
  - affected: `f421436a591d34fa5279b54a96ac07d70250cc8d to before 798ccb12810a58a37264685b28ddf990ef49559c` (git)
  - affected: `f421436a591d34fa5279b54a96ac07d70250cc8d to before 9bf45feee630be868ab54e3d0f3d430c07471f0e` (git)
  - affected: `f421436a591d34fa5279b54a96ac07d70250cc8d to before 016b8eaca53bfd57e84ea28b5c9174c89d7679e1` (git)
  - affected: `f421436a591d34fa5279b54a96ac07d70250cc8d to before 25b69f281cebe051a8e4ab19950a939c27ead1bc` (git)
  - affected: `f421436a591d34fa5279b54a96ac07d70250cc8d to before 24b3f1a9982c176d05a523a4bb9314dca0db4488` (git)
  - affected: `f421436a591d34fa5279b54a96ac07d70250cc8d to before a762fabd7ef9a6cc07258684138f9c3f078d0326` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.13`
  - unaffected: `before 3.13` (semver)
  - unaffected: `5.10.271 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.222 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.189 to 6.1.*, inclusive` (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 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 24 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-97419](https://www.cve.org/CVERecord?id=CVE-2026-97419)
- [NVD: CVE-2026-97419](https://nvd.nist.gov/vuln/detail/CVE-2026-97419)

### References from the CNA

- <https://git.kernel.org/stable/c/9f13023607f1e95bd098cc49052b0c8955d334f9>
- <https://git.kernel.org/stable/c/798ccb12810a58a37264685b28ddf990ef49559c>
- <https://git.kernel.org/stable/c/9bf45feee630be868ab54e3d0f3d430c07471f0e>
- <https://git.kernel.org/stable/c/016b8eaca53bfd57e84ea28b5c9174c89d7679e1>
- <https://git.kernel.org/stable/c/25b69f281cebe051a8e4ab19950a939c27ead1bc>
- <https://git.kernel.org/stable/c/24b3f1a9982c176d05a523a4bb9314dca0db4488>
- <https://git.kernel.org/stable/c/a762fabd7ef9a6cc07258684138f9c3f078d0326>

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-2026-97419>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-97419/>. Everything for agents: <https://agentprime.io/llms.txt>.