CVE-2026-68219 media: nxp: imx8-isi: Fix potential out-of-bounds issues
A missing constraint in the NXP i.MX8 ISI driver allows out-of-bounds operations, causing the process to hang and become unresponsive.
- 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-2026-68219?
CVE-2026-68219 is a high-severity denial of service vulnerability in Linux, published on 10 Aug 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:
media: nxp: imx8-isi: Fix potential out-of-bounds issues
The maximum downscaling factor supported by ISI can be up to 16. Add minimum value constraint before applying the setting to hardware. Otherwise, the process will not respond even when Ctrl+C is executed.
Which versions are affected by CVE-2026-68219?
How do I fix CVE-2026-68219?
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-2026-68219 being exploited?
There is no known exploitation of CVE-2026-68219 in the wild and no public exploit code.
Sources
Also known as BELL-CVE-2026-68219, DEBIAN-CVE-2026-68219, GHSA-6p56-xj79-w693, UBUNTU-CVE-2026-68219.