[ubuntu/xenial-updates] linux-aws 4.4.0-1049.58 (Accepted)

Łukasz Zemczak lukasz.zemczak at canonical.com
Mon Jan 22 19:16:17 UTC 2018 

linux-aws (4.4.0-1049.58) xenial; urgency=low

  * linux-aws: 4.4.0-1049.58 -proposed tracker (LP: #1743001)

  [ Ubuntu: 4.4.0-110.133 ]

  * linux: 4.4.0-110.133 -proposed tracker (LP: #1742995)
  * CVE-2017-5753
    - x86/microcode/AMD: Add support for fam17h microcode loading
    - bpf: add bpf_patch_insn_single helper
    - bpf: prepare bpf_int_jit_compile/bpf_prog_select_runtime apis
    - bpf: add generic constant blinding for use in jits
    - locking/barriers: introduce new memory barrier gmb()
    - bpf: prevent speculative execution in eBPF interpreter
    - x86, bpf, jit: prevent speculative execution when JIT is enabled
    - uvcvideo: prevent speculative execution
    - carl9170: prevent speculative execution
    - qla2xxx: prevent speculative execution
    - Thermal/int340x: prevent speculative execution
    - userns: prevent speculative execution
    - ipv6: prevent speculative execution
    - fs: prevent speculative execution
    - net: mpls: prevent speculative execution
    - udf: prevent speculative execution
    - x86/feature: Enable the x86 feature to control Speculation
    - x86/feature: Report presence of IBPB and IBRS control
    - x86/enter: MACROS to set/clear IBRS and set IBPB
    - x86/enter: Use IBRS on syscall and interrupts
    - x86/idle: Disable IBRS entering idle and enable it on wakeup
    - x86/idle: Disable IBRS when offlining cpu and re-enable on wakeup
    - x86/mm: Set IBPB upon context switch
    - x86/mm: Only set IBPB when the new thread cannot ptrace current thread
    - x86/entry: Stuff RSB for entry to kernel for non-SMEP platform
    - x86/kvm: add MSR_IA32_SPEC_CTRL and MSR_IA32_PRED_CMD to kvm
    - x86/kvm: Set IBPB when switching VM
    - x86/kvm: Toggle IBRS on VM entry and exit
    - x86/kvm: Pad RSB on VM transition
    - x86/spec_ctrl: Add sysctl knobs to enable/disable SPEC_CTRL feature
    - x86/spec_ctrl: Add lock to serialize changes to ibrs and ibpb control
    - x86/syscall: Clear unused extra registers on syscall entrance
    - x86/syscall: Clear unused extra registers on 32-bit compatible syscall
      entrance
    - x86/entry: Use retpoline for syscall's indirect calls
    - x86/cpu/amd, kvm: Satisfy guest kernel reads of IC_CFG MSR
    - x86/cpu/AMD: Add speculative control support for AMD
    - x86/microcode: Extend post microcode reload to support IBPB feature
    - KVM: SVM: Do not intercept new speculative control MSRs
    - x86/svm: Set IBRS value on VM entry and exit
    - x86/svm: Set IBPB when running a different VCPU
    - KVM: x86: Add speculative control CPUID support for guests
    - x86/svm: Add code to clobber the RSB on VM exit
    - x86/svm: Add code to clear registers on VM exit
    - x86/cpu/AMD: Make the LFENCE instruction serialized
    - x86/cpu/AMD: Remove now unused definition of MFENCE_RDTSC feature
    - powerpc: add gmb barrier
    - s390/spinlock: add gmb memory barrier
    - SAUCE: x86/kvm: Fix stuff_RSB() for 32-bit
    - arm64: no gmb() implementation yet
    - arm: no gmb() implementation yet
  * CVE-2017-5715
    - x86/microcode/AMD: Add support for fam17h microcode loading
    - bpf: add bpf_patch_insn_single helper
    - bpf: prepare bpf_int_jit_compile/bpf_prog_select_runtime apis
    - bpf: add generic constant blinding for use in jits
    - locking/barriers: introduce new memory barrier gmb()
    - bpf: prevent speculative execution in eBPF interpreter
    - x86, bpf, jit: prevent speculative execution when JIT is enabled
    - uvcvideo: prevent speculative execution
    - carl9170: prevent speculative execution
    - qla2xxx: prevent speculative execution
    - Thermal/int340x: prevent speculative execution
    - userns: prevent speculative execution
    - ipv6: prevent speculative execution
    - fs: prevent speculative execution
    - net: mpls: prevent speculative execution
    - udf: prevent speculative execution
    - x86/feature: Enable the x86 feature to control Speculation
    - x86/feature: Report presence of IBPB and IBRS control
    - x86/enter: MACROS to set/clear IBRS and set IBPB
    - x86/enter: Use IBRS on syscall and interrupts
    - x86/idle: Disable IBRS entering idle and enable it on wakeup
    - x86/idle: Disable IBRS when offlining cpu and re-enable on wakeup
    - x86/mm: Set IBPB upon context switch
    - x86/mm: Only set IBPB when the new thread cannot ptrace current thread
    - x86/entry: Stuff RSB for entry to kernel for non-SMEP platform
    - x86/kvm: add MSR_IA32_SPEC_CTRL and MSR_IA32_PRED_CMD to kvm
    - x86/kvm: Set IBPB when switching VM
    - x86/kvm: Toggle IBRS on VM entry and exit
    - x86/kvm: Pad RSB on VM transition
    - x86/spec_ctrl: Add sysctl knobs to enable/disable SPEC_CTRL feature
    - x86/spec_ctrl: Add lock to serialize changes to ibrs and ibpb control
    - x86/syscall: Clear unused extra registers on syscall entrance
    - x86/syscall: Clear unused extra registers on 32-bit compatible syscall
      entrance
    - x86/entry: Use retpoline for syscall's indirect calls
    - x86/cpu/amd, kvm: Satisfy guest kernel reads of IC_CFG MSR
    - x86/cpu/AMD: Add speculative control support for AMD
    - x86/microcode: Extend post microcode reload to support IBPB feature
    - KVM: SVM: Do not intercept new speculative control MSRs
    - x86/svm: Set IBRS value on VM entry and exit
    - x86/svm: Set IBPB when running a different VCPU
    - KVM: x86: Add speculative control CPUID support for guests
    - x86/svm: Add code to clobber the RSB on VM exit
    - x86/svm: Add code to clear registers on VM exit
    - x86/cpu/AMD: Make the LFENCE instruction serialized
    - x86/cpu/AMD: Remove now unused definition of MFENCE_RDTSC feature
    - powerpc: add gmb barrier
    - s390/spinlock: add gmb memory barrier
    - SAUCE: x86/kvm: Fix stuff_RSB() for 32-bit
    - arm64: no gmb() implementation yet
    - arm: no gmb() implementation yet
  * powerpc: flush L1D on return to use (LP: #1742772)
    - SAUCE: powerpc: Secure memory rfi flush
    - SAUCE: rfi-flush: Make DEBUG_RFI a CONFIG option
    - SAUCE: rfi-flush: Add HRFI_TO_UNKNOWN and use it in denorm
    - SAUCE: Fixup rfid in kvmppc_skip_Hinterrupt should be hrfid
    - SAUCE: rfi-flush: kvmppc_skip_(H)interrupt returns to host
    - SAUCE: KVM: Revert the implementation of H_GET_CPU_CHARACTERISTICS
    - SAUCE: rfi-flush: Implement congruence-first fallback flush
    - SAUCE: rfi-flush: Make l1d_flush_type bit flags
    - SAUCE: rfi-flush: Push the instruction selection down to the patching
      routine
    - SAUCE: rfi-flush: Expand the RFI section to two nop slots
    - SAUCE: rfi-flush: Support more than one flush type at once
    - SAUCE: rfi-flush: Allow HV to advertise multiple flush types
    - SAUCE: rfi-flush: Add speculation barrier before ori 30,30,0 flush
    - SAUCE: powerpc/asm: Allow including ppc_asm.h in asm files
    - SAUCE: Remove setup.h include file otherwise compilation complains about
      missing header file.
    - SAUCE: Fix compilation errors for arch/powerpc/lib/feature-fixups.c
    - SAUCE: rfi-flush: Add barriers to the fallback L1D flushing
    - SAUCE: rfi-flush: Rework powernv logic to be more cautious
    - SAUCE: rfi-flush: Rework pseries logic to be more cautious
    - SAUCE: rfi-flush: Fix the fallback flush to actually activate
    - SAUCE: rfi-flush: Fix HRFI_TO_UNKNOWN
    - SAUCE: rfi-flush: Refactor the macros so the nops are defined once
    - SAUCE: rfi-flush: Add no_rfi_flush and nopti comandline options
    - SAUCE: rfi-flush: Use rfi-flush in printks
    - SAUCE: rfi-flush: Fallback flush add load dependency
    - SAUCE: rfi-flush: Fix the 32-bit KVM build
    - SAUCE: rfi-flush: Fix some RFI conversions in the KVM code
    - SAUCE: UBUNTU: [Config] Disable CONFIG_PPC_DEBUG_RFI
  * s390: add ppa to kernel entry/exit (LP: #1742771)
    - s390: introduce CPU alternatives
    - s390: add ppa to kernel entry / exit
  * CVE-2017-5754
    - x86/tlb: Drop the _GPL from the cpu_tlbstate export
    - Map the vsyscall page with _PAGE_USER
    - s390: introduce CPU alternatives
    - s390: add ppa to kernel entry / exit
    - SAUCE: powerpc: Secure memory rfi flush
    - SAUCE: rfi-flush: Make DEBUG_RFI a CONFIG option
    - SAUCE: rfi-flush: Add HRFI_TO_UNKNOWN and use it in denorm
    - SAUCE: Fixup rfid in kvmppc_skip_Hinterrupt should be hrfid
    - SAUCE: rfi-flush: kvmppc_skip_(H)interrupt returns to host
    - SAUCE: KVM: Revert the implementation of H_GET_CPU_CHARACTERISTICS
    - SAUCE: rfi-flush: Implement congruence-first fallback flush
    - SAUCE: rfi-flush: Make l1d_flush_type bit flags
    - SAUCE: rfi-flush: Push the instruction selection down to the patching
      routine
    - SAUCE: rfi-flush: Expand the RFI section to two nop slots
    - SAUCE: rfi-flush: Support more than one flush type at once
    - SAUCE: rfi-flush: Allow HV to advertise multiple flush types
    - SAUCE: rfi-flush: Add speculation barrier before ori 30,30,0 flush
    - SAUCE: powerpc/asm: Allow including ppc_asm.h in asm files
    - SAUCE: Remove setup.h include file otherwise compilation complains about
      missing header file.
    - SAUCE: Fix compilation errors for arch/powerpc/lib/feature-fixups.c
    - SAUCE: rfi-flush: Add barriers to the fallback L1D flushing
    - SAUCE: rfi-flush: Rework powernv logic to be more cautious
    - SAUCE: rfi-flush: Rework pseries logic to be more cautious
    - SAUCE: rfi-flush: Fix the fallback flush to actually activate
    - SAUCE: rfi-flush: Fix HRFI_TO_UNKNOWN
    - SAUCE: rfi-flush: Refactor the macros so the nops are defined once
    - SAUCE: rfi-flush: Add no_rfi_flush and nopti comandline options
    - SAUCE: rfi-flush: Use rfi-flush in printks
    - SAUCE: rfi-flush: Fallback flush add load dependency
    - SAUCE: rfi-flush: Fix the 32-bit KVM build
    - SAUCE: rfi-flush: Fix some RFI conversions in the KVM code
    - SAUCE: UBUNTU: [Config] Disable CONFIG_PPC_DEBUG_RFI

Date: 2018-01-12 23:03:18.714129+00:00
Changed-By: Kamal Mostafa <kamal at canonical.com>
Signed-By: Łukasz Zemczak <lukasz.zemczak at canonical.com>
https://launchpad.net/ubuntu/+source/linux-aws/4.4.0-1049.58
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