7.5High
Nvidia Cumulus Linux
CVE-2026-24184
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 this means for your business
- It affects Nvidia Cumulus Linux. It matters if your company, or a supplier that handles your data, runs it.
- An attacker can use it from inside the same network, without a login, and without anyone at your company clicking anything.
- FIRST's prediction model gives it a 0.3% chance of attack attempts being seen in the next 30 days, ranking above 24% of all known flaws.
What to do
- 1Check whether your company or your suppliers run Nvidia Cumulus Linux, and which version. The affected versions are listed further down this page.
- 2If you do, apply the vendor's fix. A patch or vendor advisory has been published.
Not sure if your company is exposed?
Fastnexa’s certified penetration testers can check whether attackers could use this flaw, or others like it, against your websites, apps and network. The full test is free for our first 10 founding clients until 31 December 2026.
Scoring
- CVSS
- 7.5 (v3.1)
- Vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness
- CWE-120
- Assigned by
- psirt@nvidia.com
Dates
- Published
- 2026-08-18
- Last modified
- 2026-09-02
- Sources
- NVD
Affected products
- Nvidia Cumulus Linux- 5.11.5, - 5.16.0
As listed in the NVD configuration data. Not a statement about your estate.