CVE-2026-98659 iio: pressure: rohm-bm1390: Return error when read fails
A flaw in the Linux kernel ROHM BM1390 pressure sensor driver allows local attackers to read uninitialized memory by ignoring read errors.
- 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-2026-98659?
CVE-2026-98659 is a vulnerability in Linux, published on 18 Oct 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:
iio: pressure: rohm-bm1390: Return error when read fails
The data reading function ignores the cached error value, and unconditionally returns 0. Return cached 'ret' -value after stopping the measurement so user knows if read failed and data is garbage.
Which versions are affected by CVE-2026-98659?
How do I fix CVE-2026-98659?
Apply the vendor's patch.
Is CVE-2026-98659 being exploited?
There is no known exploitation of CVE-2026-98659 in the wild and no public exploit code.
Sources
Also known as BELL-CVE-2026-98659, DEBIAN-CVE-2026-98659, GHSA-36fj-q3xh-9g4g, UBUNTU-CVE-2026-98659.