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[Launchpad Bug Tracker <1818049@xxxxxxxxxxxxxxxxxx>]

This bug was fixed in the package virtualbox-lts-xenial -
4.3.36-dfsg-1+deb8u1ubuntu1.14.04.1~14.04.6

---------------
virtualbox-lts-xenial (4.3.36-dfsg-1+deb8u1ubuntu1.14.04.1~14.04.6) trusty; urgency=medium

  * debian/patches/fix-for-guest-to-host-escape-vulnerability.patch:
    - Apply patch for guest-to-host escape vulnerability (LP: #1809156)
    - CVE-2018-3294

 -- Gianfranco Costamagna <locutusofborg@xxxxxxxxxx>  Mon, 11 Mar 2019
17:54:59 +0100

** Changed in: virtualbox-lts-xenial (Ubuntu Trusty)
       Status: Fix Committed => Fix Released

** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2018-3294

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https://bugs.launchpad.net/bugs/1818049

Title:
  virtualbox dkms modules fail to build with linux 4.4.0-143.169 [error:
  too many arguments to function ‘get_user_pages’]

Status in virtualbox package in Ubuntu:
  Fix Released
Status in virtualbox-hwe package in Ubuntu:
  Fix Released
Status in virtualbox source package in Trusty:
  Won't Fix
Status in virtualbox-lts-xenial source package in Trusty:
  Fix Released
Status in virtualbox source package in Xenial:
  Fix Released
Status in virtualbox-hwe source package in Xenial:
  Fix Released

Bug description:
  [Impact]
  virtualbox dkms modules fail to build after Ubuntu kernel 4.4 backported the following fix from upstream stable, which is included on xenial kernel 4.4.0-143.169 that's currently in -proposed.

  mm: replace get_user_pages() write/force parameters with gup_flags
  https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/xenial/commit/?h=master-next&id=9c72ad08f1510332e9314046e6a2adba5064f39a

  Excerpt from ./virtualbox/5.1.38/build/make.log:
  ------------------------------------------------
  /var/lib/dkms/virtualbox/5.1.38/build/vboxdrv/r0drv/linux/memobj-r0drv-linux.c:1112:18: error: too many arguments to function ‘get_user_pages’
               rc = get_user_pages(pTask,                  /* Task for fault accounting. */
                    ^
  In file included from /var/lib/dkms/virtualbox/5.1.38/build/vboxdrv/r0drv/linux/the-linux-kernel.h:98:0,
                   from /var/lib/dkms/virtualbox/5.1.38/build/vboxdrv/r0drv/linux/memobj-r0drv-linux.c:31:
  include/linux/mm.h:1222:6: note: declared here
   long get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
        ^
  ------------------------------------------------

  [Test case]
  Install virtualbox dkms packages (virtualbox-dkms and virtualbox-guest-dkms) with Ubuntu linux 4.4.0-143

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