CVE-2025-22112 eth: bnxt: fix out-of-range access of vnic_info array
An out-of-bounds read in the bnxt Ethernet driver can lead to memory corruption, potentially causing system crashes or arbitrary code execution.
- 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-2025-22112?
CVE-2025-22112 is a high-severity memory corruption vulnerability in Linux kernel, published on 16 Apr 2025. 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:
eth: bnxt: fix out-of-range access of vnic_info array
The bnxt_queue_{start | stop}() access vnic_info as much as allocated, which indicates bp->nr_vnics. So, it should not reach bp->vnic_info[bp->nr_vnics].
Weakness: CWE-125
Which versions are affected by CVE-2025-22112?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2025-22112?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-22112 being exploited?
There is no known exploitation of CVE-2025-22112 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2025-22112, DEBIAN-CVE-2025-22112, GHSA-mq3f-36rm-5qp5, UBUNTU-CVE-2025-22112.