CVE-2026-46108 ipmi:si: Return state to normal if message allocation fails
A failure in message allocation within the Linux kernel IPMI SI driver could leave the driver in an unusable state, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-46108?
CVE-2026-46108 is a medium-severity denial of service vulnerability in Linux kernel, published on 28 May 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:
ipmi:si: Return state to normal if message allocation fails
There were places where nothing would get started if a message allocation failed, so the driver needs to return to normal state.
Which versions are affected by CVE-2026-46108?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2026-46108?
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-2026-46108 being exploited?
There is no known exploitation of CVE-2026-46108 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-89099, BELL-CVE-2026-46108, DEBIAN-CVE-2026-46108, GHSA-49qj-cwh3-6453, ROOT-OS-DEBIAN-11-CVE-2026-46108, ROOT-OS-DEBIAN-12-CVE-2026-46108 and 3 more.