io_uring: Linux Performance Boost or Security Headache?

The Linux kernel is constantly evolving, and one of the significant additions in recent years is io_uring. Introduced in kernel 5.1 (2019), it’s designed to dramatically speed up input/output (I/O) operations. But as with many powerful tools, it brings new security considerations. Let’s break down what io_uring is, the risks it presents, and how to […]

Critical 9.9 Linux Bug Exposes Containers, Hosts and Endpoints to Remote Code Execution (RCE) Exploits

Several critical Linux vulnerabilities have been declared, involving a bug in CUPS, the Common UNIX Printing System. All versions of Red Hat Enterprise Linux (RHEL) are among the Linux distributions affected, but not in default configuration.  There are four vulnerabilities that have been identified and allocated the following CVEs – CVE-2024-47076, CVE-2024-47175, CVE-2024-47176 and CVE-2024-47177. […]