CVE-2026-89512 remoteproc: scp: Fix device reference leak on failed lookup
A device reference leak in the Linux kernel SCP driver can lead to memory corruption and denial of service.
- 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-2026-89512?
CVE-2026-89512 is a memory corruption vulnerability in Linux, published on 11 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:
remoteproc: scp: Fix device reference leak on failed lookup
Make sure to drop the reference taken to the SCP device when attempting to look up its driver data before the driver has been bound.
Note that holding a reference to a device does not prevent its driver data from going away.
Which versions are affected by CVE-2026-89512?
How do I fix CVE-2026-89512?
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-2026-89512 being exploited?
There is no known exploitation of CVE-2026-89512 in the wild and no public exploit code.
Sources
Also known as AZL-100595, BELL-CVE-2026-89512, DEBIAN-CVE-2026-89512, GHSA-hq42-ff5p-2fw8, UBUNTU-CVE-2026-89512.