CVE-2025-26863 Denial of service in Intel(R) 700 Series Ethernet
An authenticated user can cause a denial of service via uncontrolled resource consumption in the Intel 700 Series Ethernet kernel driver.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-26863?
CVE-2025-26863 is a medium-severity denial of service vulnerability in Intel(R) 700 Series Ethernet, published on 12 Aug 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Uncontrolled resource consumption in the Linux kernel-mode driver for some Intel(R) 700 Series Ethernet before version 2.28.5 may allow an authenticated user to potentially enable denial of service.
Weakness: CWE-400
Which versions are affected by CVE-2025-26863?
How do I fix CVE-2025-26863?
No fix has been published for CVE-2025-26863 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-26863 being exploited?
There is no known exploitation of CVE-2025-26863 in the wild and no public exploit code.
Sources
Also known as GHSA-7qjm-64mg-mjxf.