A security update for the Linux kernel addresses multiple vulnerabilities including a NULL pointer exception caused by CALIPSO on IPv4 sockets (CVE-2025-22063). The update also fixes other kernel-related security issues and bugs. The affected kernel versions are those prior to 5.14.0-687.60.1.el9_8. Red Hat has released a patch that must be applied and requires a system reboot. The update is rated as having an Important security impact by Red Hat.