Ubuntu 5114-1: Linux kernel vulnerabilities
Summary
Update Instructions
The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS: linux-image-4.15.0-1029-dell300x 4.15.0-1029.34 linux-image-4.15.0-1097-raspi2 4.15.0-1097.103 linux-image-4.15.0-1101-kvm 4.15.0-1101.103 linux-image-4.15.0-1110-gcp 4.15.0-1110.124 linux-image-4.15.0-1114-aws 4.15.0-1114.121 linux-image-4.15.0-1114-snapdragon 4.15.0-1114.123 linux-image-4.15.0-1125-azure 4.15.0-1125.138 linux-image-4.15.0-161-generic 4.15.0-161.169 linux-image-4.15.0-161-generic-lpae 4.15.0-161.169 linux-image-4.15.0-161-lowlatency 4.15.0-161.169 linux-image-aws-lts-18.04 4.15.0.1114.117 linux-image-azure-lts-18.04 4.15.0.1125.98 linux-image-dell300x 4.15.0.1029.31 linux-image-gcp-lts-18.04 4.15.0.1110.129 linux-image-generic 4.15.0.161.150 linux-image-generic-lpae 4.15.0.161.150 linux-image-kvm 4.15.0.1101.97 linux-image-lowlatency 4.15.0.161.150 linux-image-raspi2 4.15.0.1097.95 linux-image-snapdragon 4.15.0.1114.117 linux-image-virtual 4.15.0.161.150 Ubuntu 16.04 ESM: linux-image-4.15.0-1110-gcp 4.15.0-1110.124~16.04.1 linux-image-4.15.0-1113-aws 4.15.0-1113.120~16.04.1 linux-image-4.15.0-1125-azure 4.15.0-1125.138~16.04.1 linux-image-4.15.0-161-generic 4.15.0-161.169~16.04.1 linux-image-4.15.0-161-lowlatency 4.15.0-161.169~16.04.1 linux-image-aws-hwe 4.15.0.1113.104 linux-image-azure 4.15.0.1125.116 linux-image-gcp 4.15.0.1110.111 linux-image-generic-hwe-16.04 4.15.0.161.154 linux-image-gke 4.15.0.1110.111 linux-image-lowlatency-hwe-16.04 4.15.0.161.154 linux-image-oem 4.15.0.161.154 linux-image-virtual-hwe-16.04 4.15.0.161.154 Ubuntu 14.04 ESM: linux-image-4.15.0-1125-azure 4.15.0-1125.138~14.04.1 linux-image-azure 4.15.0.1125.98 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-5114-1
CVE-2020-3702, CVE-2021-38198, CVE-2021-40490, CVE-2021-42008
Package Information
https://launchpad.net/ubuntu/+source/linux/4.15.0-161.169 https://launchpad.net/ubuntu/+source/linux-aws/4.15.0-1114.121 https://launchpad.net/ubuntu/+source/linux-azure-4.15/4.15.0-1125.138 https://launchpad.net/ubuntu/+source/linux-dell300x/4.15.0-1029.34 https://launchpad.net/ubuntu/+source/linux-gcp-4.15/4.15.0-1110.124 https://launchpad.net/ubuntu/+source/linux-kvm/4.15.0-1101.103 https://launchpad.net/ubuntu/+source/linux-raspi2/4.15.0-1097.103 https://launchpad.net/ubuntu/+source/linux-snapdragon/4.15.0-1114.123