[Bug 1800538] [NEW] package grub-pc 2.02-2ubuntu8.7 failed to install/upgrade: installed grub-pc package post-installation script subprocess returned error exit status 10

[João Silva]

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

Public security bug reported:

sometimes, while system is upgrading, that error message appears:

package grub-pc 2.02-2ubuntu8.7 failed to install/upgrade: installed
grub-pc package post-installation script subprocess returned error exit
status 10

System: Lubuntu 18.04

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: grub-pc 2.02-2ubuntu8.7
ProcVersionSignature: Ubuntu 4.15.0-38.41-generic 4.15.18
Uname: Linux 4.15.0-38-generic i686
ApportVersion: 2.20.9-0ubuntu7.4
Architecture: i386
Date: Sat Oct 27 19:08:39 2018
DuplicateSignature:
 package:grub-pc:2.02-2ubuntu8.7
 Setting up grub-pc (2.02-2ubuntu8.7) ...
 dpkg: error processing package grub-pc (--configure):
  installed grub-pc package post-installation script subprocess returned error exit status 10
ErrorMessage: installed grub-pc package post-installation script subprocess returned error exit status 10
InstallationDate: Installed on 2018-04-16 (196 days ago)
InstallationMedia: Lubuntu 17.10 "Artful Aardvark" - Release i386 (20180105)
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-38-generic root=UUID=ef7cafef-3c84-4c8d-8188-ac6fa6134730 ro locale=pt_PT quiet splash vt.handoff=1
Python3Details: /usr/bin/python3.6, Python 3.6.6, unpackaged
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, unpackaged
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2
 apt  1.6.6
SourcePackage: grub2
Title: package grub-pc 2.02-2ubuntu8.7 failed to install/upgrade: installed grub-pc package post-installation script subprocess returned error exit status 10
UpgradeStatus: Upgraded to bionic on 2018-07-25 (96 days ago)

** Affects: grub2 (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: apport-package bionic i386

** Information type changed from Public to Public Security

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https://bugs.launchpad.net/bugs/1800538

Title:
  package grub-pc 2.02-2ubuntu8.7 failed to install/upgrade: installed
  grub-pc package post-installation script subprocess returned error
  exit status 10

Status in grub2 package in Ubuntu:
  New

Bug description:
  sometimes, while system is upgrading, that error message appears:

  package grub-pc 2.02-2ubuntu8.7 failed to install/upgrade: installed
  grub-pc package post-installation script subprocess returned error
  exit status 10

  System: Lubuntu 18.04

  ProblemType: Package
  DistroRelease: Ubuntu 18.04
  Package: grub-pc 2.02-2ubuntu8.7
  ProcVersionSignature: Ubuntu 4.15.0-38.41-generic 4.15.18
  Uname: Linux 4.15.0-38-generic i686
  ApportVersion: 2.20.9-0ubuntu7.4
  Architecture: i386
  Date: Sat Oct 27 19:08:39 2018
  DuplicateSignature:
   package:grub-pc:2.02-2ubuntu8.7
   Setting up grub-pc (2.02-2ubuntu8.7) ...
   dpkg: error processing package grub-pc (--configure):
    installed grub-pc package post-installation script subprocess returned error exit status 10
  ErrorMessage: installed grub-pc package post-installation script subprocess returned error exit status 10
  InstallationDate: Installed on 2018-04-16 (196 days ago)
  InstallationMedia: Lubuntu 17.10 "Artful Aardvark" - Release i386 (20180105)
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-38-generic root=UUID=ef7cafef-3c84-4c8d-8188-ac6fa6134730 ro locale=pt_PT quiet splash vt.handoff=1
  Python3Details: /usr/bin/python3.6, Python 3.6.6, unpackaged
  PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, unpackaged
  RelatedPackageVersions:
   dpkg 1.19.0.5ubuntu2
   apt  1.6.6
  SourcePackage: grub2
  Title: package grub-pc 2.02-2ubuntu8.7 failed to install/upgrade: installed grub-pc package post-installation script subprocess returned error exit status 10
  UpgradeStatus: Upgraded to bionic on 2018-07-25 (96 days ago)

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