CVE-2025-8090 Vulnerability in the QNX Neutrino Kernel impacts the QNX Software Development Platform and QNX OS for Safety
A local attacker with code execution capabilities can crash the QNX Neutrino kernel via a null pointer dereference in MsgRegisterEvent.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-8090?
CVE-2025-8090 is a medium-severity vulnerability in BlackBerry Ltd QNX OS for Medical, published on 13 Jan 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Null pointer dereference in the MsgRegisterEvent() system call could allow an attacker with local access and code execution abilities to crash the QNX Neutrino kernel.
Weakness: CWE-476
Which versions are affected by CVE-2025-8090?
How do I fix CVE-2025-8090?
No fix has been published for CVE-2025-8090 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-8090 being exploited?
There is no known exploitation of CVE-2025-8090 in the wild and no public exploit code.
Sources
Also known as GHSA-j5j7-j8wm-qv7r.