[ELSA-2020-5708] Unbreakable Enterprise kernel security update

[4.1.12-124.39.5]
- Input: ff-memless - kill timer in destroy() (Oliver Neukum) [Orabug: 31213691] {CVE-2019-19524}
- libertas: Fix two buffer overflows at parsing bss descriptor (Wen Huang) [Orabug: 31351307] {CVE-2019-14896} {CVE-2019-14897} {CVE-2019-14897}
- binfmt_elf: use ELF_ET_DYN_BASE only for PIE (Kees Cook) [Orabug: 31352068] {CVE-2017-1000370} {CVE-2017-1000371} {CVE-2017-1000370}
- NFSv4.0: Remove transport protocol name from non-UCS client ID (Chuck Lever) [Orabug: 31357212]
- NFSv4.0: Remove cl_ipaddr from non-UCS client ID (Chuck Lever) [Orabug: 31357212]
- xen/manage: enable C_A_D to force reboot (Dongli Zhang) [Orabug: 31387466]

[4.1.12-124.39.4]
- acpi: disable erst (Wengang Wang) [Orabug: 31194253]
- mdio_bus: Fix use-after-free on device_register fails (YueHaibing) [Orabug: 31222292] {CVE-2019-12819}
- rds: ib: Fix dysfunctional long address resolve timeout (Hakon Bugge) [Orabug: 31302708]
- vxlan: dont migrate permanent fdb entries during learn (Roopa Prabhu) [Orabug: 31325318]
- USB: iowarrior: fix use-after-free on disconnect (Johan Hovold) [Orabug: 31351061] {CVE-2019-19528}
- usb: iowarrior: fix deadlock on disconnect (Oliver Neukum) [Orabug: 31351061] {CVE-2019-19528}
- mremap: properly flush TLB before releasing the page (Linus Torvalds) [Orabug: 31352011] {CVE-2018-18281}

[4.1.12-124.39.3]
- Input: add safety guards to input_set_keycode() (Dmitry Torokhov) [Orabug: 31200558] {CVE-2019-20636}
- media: stv06xx: add missing descriptor sanity checks (Johan Hovold) [Orabug: 31200579] {CVE-2020-11609}
- media: ov519: add missing endpoint sanity checks (Johan Hovold) [Orabug: 31213758] {CVE-2020-11608}
- media: xirlink_cit: add missing descriptor sanity checks (Johan Hovold) [Orabug: 31213767] {CVE-2020-11668}
- mwifiex: pcie: Fix memory leak in mwifiex_pcie_init_evt_ring (Navid Emamdoost) [Orabug: 31263147] {CVE-2019-19057}
- USB: core: Fix races in character device registration and deregistraion (Alan Stern) [Orabug: 31317667] {CVE-2019-19537}