CVE-2026-46016 remoteproc: xlnx: Only access buffer information if IPI is buffered
A missing null check in the Xilinx remoteproc driver allows a local attacker to cause a kernel crash via null pointer dereference.
- 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-2026-46016?
CVE-2026-46016 is a medium-severity vulnerability in Linux kernel, published on 27 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:
remoteproc: xlnx: Only access buffer information if IPI is buffered
In the receive callback check if message is NULL to prevent possibility of crash by NULL pointer dereferencing.
Weakness: CWE-476
Which versions are affected by CVE-2026-46016?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2026-46016?
Apply the vendor's patch.
Is CVE-2026-46016 being exploited?
There is no known exploitation of CVE-2026-46016 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-88595, BELL-CVE-2026-46016, DEBIAN-CVE-2026-46016, GHSA-v524-rc9g-rq8g, ROOT-OS-UBUNTU-2404-CVE-2026-46016, UBUNTU-CVE-2026-46016.