CVE-2022-49570 gpio: gpio-xilinx: Fix integer overflow
An integer overflow in the Xilinx GPIO driver prevents configuring more than 32 pins, potentially causing denial of service.
- 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-2022-49570?
CVE-2022-49570 is a medium-severity vulnerability in Linux kernel, published on 26 Feb 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:
gpio: gpio-xilinx: Fix integer overflow
Current implementation is not able to configure more than 32 pins due to incorrect data type. So type casting with unsigned long to avoid it.
Weakness: CWE-190
Which versions are affected by CVE-2022-49570?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-49570?
Apply the vendor's patch.
Is CVE-2022-49570 being exploited?
There is no known exploitation of CVE-2022-49570 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2022-49570, GHSA-9r36-ph2g-374v, UBUNTU-CVE-2022-49570.