CVE-2026-45883 iio: sca3000: Fix a resource leak in sca3000_probe()
A resource leak in the sca3000 driver probe function can lead to memory exhaustion and denial of service if device registration fails.
- 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-2026-45883?
CVE-2026-45883 is a medium-severity denial of service vulnerability in Linux kernel, published on 27 May 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: sca3000: Fix a resource leak in sca3000_probe()
spi->irq from request_threaded_irq() not released when iio_device_register() fails. Add an return value check and jump to a common error handler when iio_device_register() fails.
Weakness: CWE-401
Which versions are affected by CVE-2026-45883?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2026-45883?
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-2026-45883 being exploited?
There is no known exploitation of CVE-2026-45883 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2026-45883, DEBIAN-CVE-2026-45883, GHSA-mjh6-2qq4-fp8m, ROOT-OS-DEBIAN-11-CVE-2026-45883, ROOT-OS-UBUNTU-2204-CVE-2026-45883, ROOT-OS-UBUNTU-2404-CVE-2026-45883 and 1 more.