CVE-2026-97607 vdpa: ifcvf: Put device on unsupported feature error
A resource leak in the Linux kernel ifcvf driver allows local attackers to cause a denial of service by triggering unsupported feature errors.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-97607?
CVE-2026-97607 is a denial of service vulnerability in Linux, published on 25 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
vdpa: ifcvf: Put device on unsupported feature error
Route unsupported provisioned features through the common error path after vdpa_alloc_device() so the allocated device and adapter pointer are released consistently.
Which versions are affected by CVE-2026-97607?
How do I fix CVE-2026-97607?
Apply the vendor's patch.
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-2026-97607 being exploited?
There is no known exploitation of CVE-2026-97607 in the wild and no public exploit code.
Sources
Also known as AZL-104330, BELL-CVE-2026-97607, DEBIAN-CVE-2026-97607, GHSA-g8c9-vr97-w5hq, UBUNTU-CVE-2026-97607.