[Bug 1482851] [NEW] Windows 10 is detected as Windows 8

[Amedee Van Gasse]

Public bug reported:

Steps to reproduce:
* Clean pc
* Install Windows 8.1, let it use the entire disk
* Dual boot installation Ubuntu 15.04.
* Verify that that Grub shows Windows 8 when booting up
* Verify that you can boot into Windows from the grub menu
* Verify that you can boot into Ubuntu from the grub menu
* Verify that os-prober detects "Windows 8 (loader)" on sda1
* Upgrade Windows 8.1 to Windows 10
* (Additional steps may be required to restore grub after Windows upgrade)
* Verify that you can boot into Windows 10 from the grub menu
* Verify that you can boot into Ubuntu from the grub menu
* Run os-prober

Expected result:
/dev/sda1:Windows 10 (loader):Windows:chain

Actual result:
/dev/sda1:Windows 8 (loader):Windows:chain

Ubuntu 15.04
os-prober 1.63ubuntu1

** Affects: os-prober (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1482851

Title:
  Windows 10 is detected as Windows 8

Status in os-prober package in Ubuntu:
  New

Bug description:
  Steps to reproduce:
  * Clean pc
  * Install Windows 8.1, let it use the entire disk
  * Dual boot installation Ubuntu 15.04.
  * Verify that that Grub shows Windows 8 when booting up
  * Verify that you can boot into Windows from the grub menu
  * Verify that you can boot into Ubuntu from the grub menu
  * Verify that os-prober detects "Windows 8 (loader)" on sda1
  * Upgrade Windows 8.1 to Windows 10
  * (Additional steps may be required to restore grub after Windows upgrade)
  * Verify that you can boot into Windows 10 from the grub menu
  * Verify that you can boot into Ubuntu from the grub menu
  * Run os-prober

  Expected result:
  /dev/sda1:Windows 10 (loader):Windows:chain

  Actual result:
  /dev/sda1:Windows 8 (loader):Windows:chain

  Ubuntu 15.04
  os-prober 1.63ubuntu1

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