Ubuntu 5016-1: Linux kernel vulnerabilities
Summary
Update Instructions
The problem can be corrected by updating your system to the following package versions: Ubuntu 20.10: linux-image-5.8.0-1032-raspi 5.8.0-1032.35 linux-image-5.8.0-1032-raspi-nolpae 5.8.0-1032.35 linux-image-5.8.0-1033-kvm 5.8.0-1033.36 linux-image-5.8.0-1037-oracle 5.8.0-1037.38 linux-image-5.8.0-1038-gcp 5.8.0-1038.40 linux-image-5.8.0-1039-azure 5.8.0-1039.42 linux-image-5.8.0-1041-aws 5.8.0-1041.43 linux-image-5.8.0-63-generic 5.8.0-63.71 linux-image-5.8.0-63-generic-64k 5.8.0-63.71 linux-image-5.8.0-63-generic-lpae 5.8.0-63.71 linux-image-5.8.0-63-lowlatency 5.8.0-63.71 linux-image-aws 5.8.0.1041.43 linux-image-azure 5.8.0.1039.40 linux-image-gcp 5.8.0.1038.38 linux-image-generic 5.8.0.63.69 linux-image-generic-64k 5.8.0.63.69 linux-image-generic-lpae 5.8.0.63.69 linux-image-gke 5.8.0.1038.38 linux-image-kvm 5.8.0.1033.36 linux-image-lowlatency 5.8.0.63.69 linux-image-oem-20.04 5.8.0.63.69 linux-image-oracle 5.8.0.1037.36 linux-image-raspi 5.8.0.1032.34 linux-image-raspi-nolpae 5.8.0.1032.34 linux-image-virtual 5.8.0.63.69 Ubuntu 20.04 LTS: linux-image-5.8.0-1037-oracle 5.8.0-1037.38~20.04.1 linux-image-5.8.0-1038-gcp 5.8.0-1038.40~20.04.1 linux-image-5.8.0-1039-azure 5.8.0-1039.42~20.04.1 linux-image-5.8.0-1041-aws 5.8.0-1041.43~20.04.1 linux-image-5.8.0-63-generic 5.8.0-63.71~20.04.1 linux-image-5.8.0-63-generic-64k 5.8.0-63.71~20.04.1 linux-image-5.8.0-63-generic-lpae 5.8.0-63.71~20.04.1 linux-image-5.8.0-63-lowlatency 5.8.0-63.71~20.04.1 linux-image-aws 5.8.0.1041.43~20.04.13 linux-image-azure 5.8.0.1039.42~20.04.11 linux-image-gcp 5.8.0.1038.40~20.04.13 linux-image-generic-64k-hwe-20.04 5.8.0.63.71~20.04.45 linux-image-generic-hwe-20.04 5.8.0.63.71~20.04.45 linux-image-generic-lpae-hwe-20.04 5.8.0.63.71~20.04.45 linux-image-lowlatency-hwe-20.04 5.8.0.63.71~20.04.45 linux-image-oracle 5.8.0.1037.38~20.04.13 linux-image-virtual-hwe-20.04 5.8.0.63.71~20.04.45 After a standard system update you need to reboot your computer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third party kernel modules you might have installed. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual, linux-powerpc), a standard system upgrade will automatically perform this as well.
References
https://ubuntu.com/security/notices/USN-5016-1
CVE-2021-23134, CVE-2021-32399, CVE-2021-33034, CVE-2021-33909,
CVE-2021-3506
Package Information
https://launchpad.net/ubuntu/+source/linux/5.8.0-63.71 https://launchpad.net/ubuntu/+source/linux-aws/5.8.0-1041.43 https://launchpad.net/ubuntu/+source/linux-azure/5.8.0-1039.42 https://launchpad.net/ubuntu/+source/linux-gcp/5.8.0-1038.40 https://launchpad.net/ubuntu/+source/linux-kvm/5.8.0-1033.36 https://launchpad.net/ubuntu/+source/linux-oracle/5.8.0-1037.38 https://launchpad.net/ubuntu/+source/linux-raspi/5.8.0-1032.35 https://launchpad.net/ubuntu/+source/linux-aws-5.8/5.8.0-1041.43~20.04.1 https://launchpad.net/ubuntu/+source/linux-azure-5.8/5.8.0-1039.42~20.04.1 https://launchpad.net/ubuntu/+source/linux-gcp-5.8/5.8.0-1038.40~20.04.1 https://launchpad.net/ubuntu/+source/linux-hwe-5.8/5.8.0-63.71~20.04.1 https://launchpad.net/ubuntu/+source/linux-oracle-5.8/5.8.0-1037.38~20.04.1