[Bug 1898031] [NEW] Upgrading from 18.04.4 LTS to 20.04.1 LTS

[Danny]

*** This bug is a security vulnerability ***

Private security bug reported:

1)
lsb_release -rd
Description:    Ubuntu 18.04.5 LTS
Release:        18.04

3)
Upgrade should run without issue

4)
Upgrade failed


/var/log/dist-upgrade/mail.log file attached

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubuntu-release-upgrader-core 1:18.04.38 [origin: unknown]
ProcVersionSignature: Ubuntu 4.15.0-118.119-generic 4.15.18
Uname: Linux 4.15.0-118-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.17
Architecture: amd64
CrashDB: ubuntu
Date: Thu Oct  1 21:27:26 2020
InstallationDate: Installed on 2014-07-11 (2273 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to bionic on 2020-10-01 (0 days ago)

** Affects: ubuntu-release-upgrader (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug bionic dist-upgrade third-party-packages

** Attachment added: "/var/log/dist-upgrade/mail.log"
   https://bugs.launchpad.net/bugs/1898031/+attachment/5416044/+files/main.log

** Information type changed from Public to Private Security

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https://bugs.launchpad.net/bugs/1898031

Title:
  Upgrading from 18.04.4 LTS to 20.04.1 LTS

Status in ubuntu-release-upgrader package in Ubuntu:
  New

Bug description:
  1)
  lsb_release -rd
  Description:    Ubuntu 18.04.5 LTS
  Release:        18.04

  3)
  Upgrade should run without issue

  4)
  Upgrade failed


  
  /var/log/dist-upgrade/mail.log file attached

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: ubuntu-release-upgrader-core 1:18.04.38 [origin: unknown]
  ProcVersionSignature: Ubuntu 4.15.0-118.119-generic 4.15.18
  Uname: Linux 4.15.0-118-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7.17
  Architecture: amd64
  CrashDB: ubuntu
  Date: Thu Oct  1 21:27:26 2020
  InstallationDate: Installed on 2014-07-11 (2273 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to bionic on 2020-10-01 (0 days ago)

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