Unbreakable Enterprise kernel security update

[4.1.12-124.47.3]

• sysctl: handle overflow in proc_get_long (Christian Brauner) [Orabug: 31588015]
  [4.1.12-124.47.2]
• mwifiex: Fix possible buffer overflows in mwifiex_cmd_append_vsie_tlv() (Qing Xu) [Orabug: 31350932] {CVE-2020-12653}
• lockd: don’t use interval-based rebinding over TCP (Calum Mackay) [Orabug: 31435700]
• ALSA: rawmidi: Fix racy buffer resize under concurrent accesses (Takashi Iwai) [Orabug: 32240688] {CVE-2020-27786}
• xenbus/xenbus_backend: Disallow pending watch messages (SeongJae Park) [Orabug: 32247942] {CVE-2020-29568}
• xen/xenbus: Count pending messages for each watch (SeongJae Park) [Orabug: 32247942] {CVE-2020-29568}
• xen/xenbus/xen_bus_type: Support will_handle watch callback (SeongJae Park) [Orabug: 32247942] {CVE-2020-29568}
• xen/xenbus: Add ‘will_handle’ callback support in xenbus_watch_path() (SeongJae Park) [Orabug: 32247942] {CVE-2020-29568}
• xen/xenbus: Allow watches discard events before queueing (SeongJae Park) [Orabug: 32247942] {CVE-2020-29568}
• KVM: x86: clflushopt should be treated as a no-op by emulation (David Edmondson) [Orabug: 32251907]
• tty: Fix ->session locking (Jann Horn) [Orabug: 32266682] {CVE-2020-29660}
• tty: Fix ->pgrp locking in tiocspgrp() (Jann Horn) [Orabug: 32266682] {CVE-2020-29660}
• tty: core: Use correct spinlock flavor in tiocspgrp() (Peter Hurley) [Orabug: 32266682] {CVE-2020-29660}
• mwifiex: Fix possible buffer overflows in mwifiex_cmd_802_11_ad_hoc_start (Zhang Xiaohui) [Orabug: 32349208] {CVE-2020-36158}
  [4.1.12-124.47.1]
• target: fix XCOPY NAA identifier lookup (Mike Christie) [Orabug: 32374139] {CVE-2020-28374}