USN-4161-1: Linux kernel vulnerability
USN-4161-1: Linux kernel vulnerability linux, linux-aws, linux-azure, linux-gcp, linux-kvm, linux-raspi2 vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 19.10 Summary The system could be made to crash under certain conditions. Software Description linux – Linux kernel linux-aws – Linux kernel for Amazon Web Services (AWS) systems linux-azure – Linux kernel for Microsoft Azure Cloud systems linux-gcp – Linux kernel for Google Cloud Platform (GCP) systems linux-kvm – Linux kernel for cloud environments linux-raspi2 – Linux kernel for Raspberry Pi 2 Details It was discovered that the IPv6 routing implementation in the Linux kernel contained a reference counting error leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. Update instructions The problem can be corrected by updating your system to the [ more… ]