A split-second race inside the Linux kernel was all it took to turn a routine filesystem copy-on-write operation into a serious privilege escalation.

Linux kernel vulnerability CVE-2026-64600 exposes an estimated 16.4 million RHEL and enterprise Linux systems to silent root ...

It never became the next Unix, but after using it, I started seeing its fingerprints in places I already use.

The hardware/software contract is a small MMIO register map. The guest driver discovers the device through a devicetree node with compatible = "virt,mbox", maps the register window, validates the ...

Usually, I2C devices are controlled by a kernel driver. But it is also possible to access all devices on an adapter from userspace, through the /dev interface. You need to load module i2c-dev for this ...

To support device-specific features, Linux provides a mechanism, named ioctl (input/output control), which enables applications to send commands to device drivers to perform specific actions or ...