Ubuntu 4923-1: EDK II vulnerabilities
Summary
Update Instructions
The problem can be corrected by updating your system to the following package versions: Ubuntu 20.10: ovmf 2020.05-5ubuntu0.2 qemu-efi 2020.05-5ubuntu0.2 qemu-efi-aarch64 2020.05-5ubuntu0.2 qemu-efi-arm 2020.05-5ubuntu0.2 Ubuntu 20.04 LTS: ovmf 0~20191122.bd85bf54-2ubuntu3.2 qemu-efi 0~20191122.bd85bf54-2ubuntu3.2 qemu-efi-aarch64 0~20191122.bd85bf54-2ubuntu3.2 qemu-efi-arm 0~20191122.bd85bf54-2ubuntu3.2 After a standard system update you need to restart the virtual machines that use the affected firmware to make all the necessary changes.
References
https://ubuntu.com/security/notices/USN-4923-1
CVE-2021-28210, CVE-2021-28211
Package Information
https://launchpad.net/ubuntu/+source/edk2/2020.05-5ubuntu0.2 https://launchpad.net/ubuntu/+source/edk2/0~20191122.bd85bf54-2ubuntu3.2