Important: Unbreakable Enterprise kernel security update (Oracle Linux 7)

kernel-uek
[3.8.13-118.20.2]
- x86: Add another set of MSR accessor functions (Borislav Petkov) [Orabug: 27444923] {CVE-2017-5753}
- userns: prevent speculative execution (Elena Reshetova) [Orabug: 27444923] {CVE-2017-5753}
- udf: prevent speculative execution (Elena Reshetova) [Orabug: 27444923] {CVE-2017-5753}
- fs: prevent speculative execution (Elena Reshetova) [Orabug: 27444923] {CVE-2017-5753}
- qla2xxx: prevent speculative execution (Elena Reshetova) [Orabug: 27444923] {CVE-2017-5753}
- p54: prevent speculative execution (Elena Reshetova) [Orabug: 27444923] {CVE-2017-5753}
- carl9170: prevent speculative execution (Elena Reshetova) [Orabug: 27444923] {CVE-2017-5753}
- uvcvideo: prevent speculative execution (Elena Reshetova) [Orabug: 27444923] {CVE-2017-5753}
- locking/barriers: introduce new observable speculation barrier (Elena Reshetova) [Orabug: 27444923] {CVE-2017-5753}
- x86/cpu/AMD: Remove now unused definition of MFENCE_RDTSC feature (Elena Reshetova) [Orabug: 27444923] {CVE-2017-5753}
- x86/cpu/AMD: Make the LFENCE instruction serialized (Elena Reshetova) [Orabug: 27444923] {CVE-2017-5753}
- x86/rsb: add comment specifying why we skip STUFF_RSB (Ankur Arora) [Orabug: 27451658] {CVE-2017-5715}
- x86/rsb: make STUFF_RSB jmp labels more robust (Ankur Arora) [Orabug: 27451658] {CVE-2017-5715}
- x86/spec: Also print IBRS if IBPB is disabled. (Konrad Rzeszutek Wilk) {CVE-2017-5715}
- x86/spectre: Drop the warning about ibrs being obsolete. (Konrad Rzeszutek Wilk) {CVE-2017-5715}
- Add set_ibrs_disabled and set_ibpb_disabled (Konrad Rzeszutek Wilk) [Orabug: 27376697] {CVE-2017-5715}
- x86/spec: Don't print the Missing arguments for option spectre_v2 (Konrad Rzeszutek Wilk) [Orabug: 27376697] {CVE-2017-5715}
- x86/boot: Add early cmdline parsing for options with arguments (Tom Lendacky) [Orabug: 27376697] {CVE-2017-5715}
- x86, boot: Carve out early cmdline parsing function (Borislav Petkov) [Orabug: 27376697]
- x86: Add command-line options 'spectre_v2' and 'nospectre_v2' (Kanth Ghatraju) [Orabug: 27376697] {CVE-2017-5715}
- x86: Fix kABI build breakage (Konrad Rzeszutek Wilk) [Orabug: 27376697] {CVE-2017-5715}
- x86/mm: Only set IBPB when the new thread cannot ptrace current thread (Konrad Rzeszutek Wilk) [Orabug: 27376697] {CVE-2017-5715}
- x86: Use PRED_CMD MSR when ibpb is enabled (Konrad Rzeszutek Wilk) [Orabug: 27376697] {CVE-2017-5715}
- x86/mm: Set IBPB upon context switch (Brian Maly) [Orabug: 27376697] {CVE-2017-5715}
- x86: Display correct settings for the SPECTRE_V[12] bug (Kanth Ghatraju) [Orabug: 27376697] {CVE-2017-5715} {CVE-2017-5753}
- x86/cpu: Implement CPU vulnerabilites sysfs functions (Thomas Gleixner) [Orabug: 27376697] {CVE-2017-5715} {CVE-2017-5753}
- x86/IBRS/IBPB: Set sysctl_ibrs/ibpb_enabled properly (Boris Ostrovsky) [Orabug: 27376697] {CVE-2017-5715}
- x86/spec_ctrl: Disable if running as Xen PV guest (Konrad Rzeszutek Wilk) [Orabug: 27376697] {CVE-2017-5715}
- sysfs/cpu: Add vulnerability folder (Thomas Gleixner) [Orabug: 27376697] {CVE-2017-5715} {CVE-2017-5754}
- x86, cpu: Expand cpufeature facility to include cpu bugs (Borislav Petkov) [Orabug: 27376697] {CVE-2017-5715}
- x86/cpufeatures: Add X86_BUG_SPECTRE_V[12] (Kanth Ghatraju) [Orabug: 27376697] {CVE-2017-5715}
- x86/cpufeatures: Add X86_BUG_CPU_MELTDOWN (Kanth Ghatraju) [Orabug: 27376697] {CVE-2017-5754}
- x86/entry: STUFF_RSB only after switching to kernel CR3 (Ankur Arora) [Orabug: 27376697] {CVE-2017-5715}
- x86/entry: Stuff RSB for entry to kernel for non-SMEP platform (Tim Chen) [Orabug: 27376697] {CVE-2017-5715}
- x86/IBRS: Make sure we restore MSR_IA32_SPEC_CTRL to a valid value (Boris Ostrovsky) [Orabug: 27376697] {CVE-2017-5715}
- x86: Use IBRS for firmware update path (David Woodhouse) [Orabug: 27376697] {CVE-2017-5715}
- x86/microcode: Recheck IBRS features on microcode reload (Tim Chen) [Orabug: 27376697] {CVE-2017-5715}
- x86/idle: Disable IBRS entering idle and enable it on wakeup (Tim Chen) [Orabug: 27376697] {CVE-2017-5715}
- x86/spec_ctrl: Add sysctl knobs to enable/disable SPEC_CTRL feature (Tim Chen) [Orabug: 27376697] {CVE-2017-5715}
- x86/enter: Use IBRS on syscall and interrupts (Tim Chen) [Orabug: 27376697] {CVE-2017-5715}
- x86/enter: MACROS to set/clear IBRS (Tim Chen) [Orabug: 27376697] {CVE-2017-5715}
- x86/feature: Detect the x86 IBRS feature to control Speculation (Tim Chen) [Orabug: 27376697] {CVE-2017-5715}
- x86/pti/efi: broken conversion from efi to kernel page table (Pavel Tatashin) [Orabug: 27333764] {CVE-2017-5754}
- PTI: unbreak EFI old_memmap (Jiri Kosina) [Orabug: 27333764] [Orabug: 27333760] {CVE-2017-5754} {CVE-2017-5754}
- kaiser: Set _PAGE_NX only if supported (Lepton Wu) [Orabug: 27333764] {CVE-2017-5754}
- kaiser: rename X86_FEATURE_KAISER to X86_FEATURE_PTI (Mike Kravetz) [Orabug: 27333764] {CVE-2017-5754}
- KPTI: Rename to PAGE_TABLE_ISOLATION (Kees Cook) [Orabug: 27333764] {CVE-2017-5754}
- x86/kaiser: Check boottime cmdline params (Mike Kravetz) [Orabug: 27333764] {CVE-2017-5754}
- kaiser: x86: Fix NMI handling (Jiri Kosina) [Orabug: 27333764] {CVE-2017-5754}
- kaiser: move paravirt clock vsyscall mapping out of kaiser_init (Mike Kravetz) [Orabug: 27333764] {CVE-2017-5754}
- kaiser: disable if xen PARAVIRT (Mike Kravetz) [Orabug: 27333764] {CVE-2017-5754}
- x86/kaiser: Reenable PARAVIRT (Borislav Petkov) [Orabug: 27333764] {CVE-2017-5754}
- kaiser: kaiser_flush_tlb_on_return_to_user() check PCID (Hugh Dickins) [Orabug: 27333764] {CVE-2017-5754}
- kaiser: asm/tlbflush.h handle noPGE at lower level (Hugh Dickins) [Orabug: 27333764] {CVE-2017-5754}
- kaiser: use ALTERNATIVE instead of x86_cr3_pcid_noflush (Hugh Dickins) [Orabug: 27333764] {CVE-2017-5754}
- x86/kaiser: Rename and simplify X86_FEATURE_KAISER handling (Borislav Petkov) [Orabug: 27333764] {CVE-2017-5754}
- kaiser: add 'nokaiser' boot option, using ALTERNATIVE (Hugh Dickins) [Orabug: 27333764] {CVE-2017-5754}
- x86/alternatives: add asm ALTERNATIVE macro (Mike Kravetz) [Orabug: 2733