CVE-2023-53598 bus: mhi: host: Range check CHDBOFF and ERDBOFF
A missing range check in the Linux kernel MHI host driver allows a malicious device to trigger a kernel panic via invalid register values.
- 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-2023-53598?
CVE-2023-53598 is a high-severity vulnerability in Linux kernel, published on 4 Oct 2025. 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:
bus: mhi: host: Range check CHDBOFF and ERDBOFF
If the value read from the CHDBOFF and ERDBOFF registers is outside the range of the MHI register space then an invalid address might be computed which later causes a kernel panic. Range check the read value to prevent a crash due to bad data from the device.
Which versions are affected by CVE-2023-53598?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-53598?
Apply the vendor's patch.
Is CVE-2023-53598 being exploited?
There is no known exploitation of CVE-2023-53598 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2023-53598, DEBIAN-CVE-2023-53598, GHSA-mm9q-jx75-m4x6, UBUNTU-CVE-2023-53598.