This bug was fixed in the package linux - 4.12.0-11.12

---------------
linux (4.12.0-11.12) artful; urgency=low

  * linux: 4.12.0-11.12 -proposed tracker (LP: #1709929)

  * CVE-2017-1000111
    - packet: fix tp_reserve race in packet_set_ring

  * CVE-2017-1000112
    - udp: consistently apply ufo or fragmentation

  * Please only recommend or suggest initramfs-tools | linux-initramfs-tool for
    kernels able to boot without initramfs (LP: #1700972)
    - Revert "UBUNTU: [Debian] Don't depend on initramfs-tools"
    - [Debian] Don't depend on initramfs-tools

  * Miscellaneous Ubuntu changes
    - SAUCE: (noup) Update spl to 0.6.5.11-ubuntu1, zfs to 0.6.5.11-1ubuntu3
    - SAUCE: powerpc: Always initialize input array when calling 
epapr_hypercall()

  * Miscellaneous upstream changes
    - selftests: typo correction for memory-hotplug test
    - selftests: check hot-pluggagble memory for memory-hotplug test
    - selftests: check percentage range for memory-hotplug test
    - selftests: add missing test name in memory-hotplug test
    - selftests: fix memory-hotplug test

 -- Seth Forshee <seth.fors...@canonical.com>  Thu, 10 Aug 2017 13:37:00
-0500

** Changed in: linux (Ubuntu)
       Status: Fix Committed => Fix Released

** CVE added: https://cve.mitre.org/cgi-
bin/cvename.cgi?name=2017-1000111

** CVE added: https://cve.mitre.org/cgi-
bin/cvename.cgi?name=2017-1000112

-- 
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Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1708734

Title:
  hisi_sas performance improvements

Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Zesty:
  Fix Committed

Bug description:
  [Impact]
  Recent changes to the upstream driver improve write performance scalability 
with large numbers of disks.

  [Test Case]
  Attach SSDs to the controller, and run fio with the attached configuration 
file (adjust disk names as appropriate). You should see a nearly 2x improvement.

  [Regression Risk]
  The fixes are localized to the hisi_sas driver.

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