Ubuntu 5621-1: 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-4.15.0-1053-dell300x 4.15.0-1053.58 linux-image-4.15.0-1106-oracle 4.15.0-1106.117 linux-image-4.15.0-1119-raspi2 4.15.0-1119.127 linux-image-4.15.0-1127-kvm 4.15.0-1127.132 linux-image-4.15.0-1136-gcp 4.15.0-1136.152 linux-image-4.15.0-1137-snapdragon 4.15.0-1137.147 linux-image-4.15.0-1141-aws 4.15.0-1141.152 linux-image-4.15.0-1151-azure 4.15.0-1151.166 linux-image-4.15.0-193-generic 4.15.0-193.204 linux-image-4.15.0-193-generic-lpae 4.15.0-193.204 linux-image-4.15.0-193-lowlatency 4.15.0-193.204 linux-image-aws-lts-18.04 4.15.0.1141.141 linux-image-azure-lts-18.04 4.15.0.1151.121 linux-image-dell300x 4.15.0.1053.53 linux-image-gcp-lts-18.04 4.15.0.1136.152 linux-image-generic 4.15.0.193.178 linux-image-generic-lpae 4.15.0.193.178 linux-image-kvm 4.15.0.1127.120 linux-image-lowlatency 4.15.0.193.178 linux-image-oracle-lts-18.04 4.15.0.1106.113 linux-image-raspi2 4.15.0.1119.116 linux-image-snapdragon 4.15.0.1137.138 linux-image-virtual 4.15.0.193.178 Ubuntu 16.04 ESM: linux-image-4.15.0-1106-oracle 4.15.0-1106.117~16.04.1 linux-image-4.15.0-1136-gcp 4.15.0-1136.152~16.04.1 linux-image-4.15.0-1141-aws-hwe 4.15.0-1141.152~16.04.1 linux-image-4.15.0-193-generic 4.15.0-193.204~16.04.1 linux-image-4.15.0-193-lowlatency 4.15.0-193.204~16.04.1 linux-image-aws-hwe 4.15.0.1141.128 linux-image-gcp 4.15.0.1136.130 linux-image-generic-hwe-16.04 4.15.0.193.180 linux-image-gke 4.15.0.1136.130 linux-image-lowlatency-hwe-16.04 4.15.0.193.180 linux-image-oem 4.15.0.193.180 linux-image-oracle 4.15.0.1106.90 linux-image-virtual-hwe-16.04 4.15.0.193.180 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-5621-1
CVE-2021-33655, CVE-2022-36946
Package Information
https://launchpad.net/ubuntu/+source/linux/4.15.0-193.204 https://launchpad.net/ubuntu/+source/linux-aws/4.15.0-1141.152 https://launchpad.net/ubuntu/+source/linux-azure-4.15/4.15.0-1151.166 https://launchpad.net/ubuntu/+source/linux-dell300x/4.15.0-1053.58 https://launchpad.net/ubuntu/+source/linux-gcp-4.15/4.15.0-1136.152 https://launchpad.net/ubuntu/+source/linux-kvm/4.15.0-1127.132 https://launchpad.net/ubuntu/+source/linux-oracle/4.15.0-1106.117 https://launchpad.net/ubuntu/+source/linux-raspi2/4.15.0-1119.127 https://launchpad.net/ubuntu/+source/linux-snapdragon/4.15.0-1137.147