CVE-2021-37576

El archivo arch/powerpc/kvm/book3s_rtas.c en el kernel de Linux versiones hasta 5.13.5, en la plataforma powerpc permite a usuarios del Sistema Operativo invitado de KVM causar una corrupción en la memoria del Sistema Operativo host por medio de rtas_args.nargs, también se conoce como CID-f62f3c20647e

A flaw was found on the Linux kernel. On the PowerPC platform, the KVM guest allows the OS users to cause host OS memory corruption via rtas_args.nargs. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Red Hat Advanced Cluster Management for Kubernetes 2.3.3 images Red Hat Advanced Cluster Management for Kubernetes provides the capabilities to address common challenges that administrators and site reliability engineers face as they work across a range of public and private cloud environments. Clusters and applications are all visible and managed from a single console—with security policy built in. This advisory contains the container images for Red Hat Advanced Cluster Management for Kubernetes, which fix several bugs and provide security updates. Issues addressed include denial of service, information leakage, integer overflow, and out of bounds read vulnerabilities.