CVE-2026-80595 Input: ims-pcu - add response length checks
A missing length check in the Linux kernel ims-pcu driver allows local attackers to read out-of-bounds memory or stale data from device buffers.
- 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-2026-80595?
CVE-2026-80595 is a vulnerability in Linux, published on 28 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:
Input: ims-pcu - add response length checks
The driver processes response data from device buffers without verifying that the device actually sent enough data. This can lead to out-of-bounds reads or processing stale data.
Add checks for the expected response length before accessing the buffers.
Which versions are affected by CVE-2026-80595?
How do I fix CVE-2026-80595?
Apply the vendor's patch.
Is CVE-2026-80595 being exploited?
There is no known exploitation of CVE-2026-80595 in the wild and no public exploit code.
Sources
Also known as BELL-CVE-2026-80595, DEBIAN-CVE-2026-80595, GHSA-xgp4-6595-v35f, UBUNTU-CVE-2026-80595.