[ELSA-2018-4134] Unbreakable Enterprise kernel security update

kernel-uek
[3.8.13-118.21.4]
- x86/fpu: Make eager FPU default (Mihai Carabas) [Orabug: 28156176] {CVE-2018-3665}

[3.8.13-118.21.3]
- KVM: Fix stack-out-of-bounds read in write_mmio (Wanpeng Li) [Orabug: 27951287] {CVE-2017-17741} {CVE-2017-17741}
- xfs: set format back to extents if xfs_bmap_extents_to_btree (Eric Sandeen) [Orabug: 27989498] {CVE-2018-10323}
- Bluetooth: Prevent stack info leak from the EFS element. (Ben Seri) [Orabug: 28030520] {CVE-2017-1000410} {CVE-2017-1000410}
- ALSA: hrtimer: Fix stall by hrtimer_cancel() (Takashi Iwai) [Orabug: 28058229] {CVE-2016-2549}
- ALSA: timer: Harden slave timer list handling (Takashi Iwai) [Orabug: 28058229] {CVE-2016-2547} {CVE-2016-2548}
- ALSA: timer: Fix double unlink of active_list (Takashi Iwai) [Orabug: 28058229] {CVE-2016-2545}
- ALSA: seq: Fix missing NULL check at remove_events ioctl (Takashi Iwai) [Orabug: 28058229] {CVE-2016-2543}
- ALSA: seq: Fix race at timer setup and close (Takashi Iwai) [Orabug: 28058229] {CVE-2016-2544}
- ALSA: usb-audio: avoid freeing umidi object twice (Andrey Konovalov) [Orabug: 28058229] {CVE-2016-2384}

[3.8.13-118.21.2]
- perf/hwbp: Simplify the perf-hwbp code, fix documentation (Linus Torvalds) [Orabug: 27947608] {CVE-2018-1000199}
- Revert 'perf/hwbp: Simplify the perf-hwbp code, fix documentation' (Brian Maly) [Orabug: 27947608]