[Bug 1775292] Re: Unattended-upgrades stopped adjusting candidates in 1.1

[Brian Murray]

** Also affects: unattended-upgrades (Ubuntu Xenial)
   Importance: Undecided
       Status: New

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Title:
  Unattended-upgrades stopped adjusting candidates in 1.1

Status in unattended-upgrades package in Ubuntu:
  Fix Released
Status in unattended-upgrades source package in Xenial:
  New
Status in unattended-upgrades source package in Bionic:
  Fix Released

Bug description:
  [Impact]

   * Unattended-upgrades may fail to install an update when the highest
  version of a package to be updated exists in an origin u-u is not
  allowed to pull packages from.

  [Test Case]

   * Run sudo apt update && sudo unattended-upgrade --dry-run --verbose --debug
   * Observe no line with "adjusting candidate version: " with buggy u-u version
   * Install fixed u-u version
   * Run sudo unattended-upgrade --dry-run --verbose --debug
   * Observe lines "adjusting candidate version: "

  [Regression Potential]

   * Unattended-upgrade may crash when adjusting candidates preventing
  upgrades to be installed

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