The pc-kernel snap build process hardcoded the –allow-insecure-repositories and –allow-unauthenticated apt options when creating the build chroot environment. This could allow an attacker who is able to perform a MITM attack between the build environment and the Ubuntu archive to install a malicious package within the build chroot. This issue affects pc-kernel versions prior to and including 2019-07-16
The product uses a transmission protocol that does not include a mechanism for verifying the integrity of the data during transmission, such as a checksum.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| C-kernel | Canonical | * | 2019-07-16 (including) |
| Pc-kernel | Ubuntu | snap | * |
| Pc-kernel | Ubuntu | upstream | * |