s390: add ppa to kernel entry/exit

Bug #1742771 reported by Marcelo Cerri on 2018-01-11
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Ubuntu on IBM z Systems
Undecided
Unassigned
linux (Ubuntu)
Undecided
Unassigned
Xenial
Undecided
Unassigned
Artful
Undecided
Unassigned

Bug Description

s390: add ppa to kernel entry/exit

CVE References

This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:

apport-collect 1742771

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the Ubuntu Kernel Team.

Changed in linux (Ubuntu):
status: New → Incomplete
Changed in linux (Ubuntu Artful):
status: New → Incomplete
Changed in linux (Ubuntu Xenial):
status: New → Incomplete
Marcelo Cerri (mhcerri) on 2018-01-11
Changed in linux (Ubuntu):
status: Incomplete → In Progress
Changed in linux (Ubuntu Xenial):
status: Incomplete → In Progress
Changed in linux (Ubuntu Artful):
status: Incomplete → In Progress
Marcelo Cerri (mhcerri) on 2018-01-11
Changed in linux (Ubuntu Artful):
status: In Progress → Fix Committed
Marcelo Cerri (mhcerri) on 2018-01-12
Changed in linux (Ubuntu Xenial):
status: In Progress → Fix Committed
Launchpad Janitor (janitor) wrote :
Download full text (11.5 KiB)

This bug was fixed in the package linux - 4.13.0-31.34

---------------
linux (4.13.0-31.34) artful; urgency=low

  * linux: 4.13.0-31.34 -proposed tracker (LP: #1744294)

  [ Stefan Bader ]
  * CVE-2017-5715 // CVE-2017-5753
    - SAUCE: s390: improve cpu alternative handling for gmb and nobp
    - SAUCE: s390: print messages for gmb and nobp
    - [Config] KERNEL_NOBP=y

linux (4.13.0-30.33) artful; urgency=low

  * linux: 4.13.0-30.33 -proposed tracker (LP: #1743412)

  * Do not duplicate changelog entries assigned to more than one bug or CVE
    (LP: #1743383)
    - [Packaging] git-ubuntu-log -- handle multiple bugs/cves better

  * Unable to handle kernel NULL pointer dereference at isci_task_abort_task
    (LP: #1726519)
    - Revert "scsi: libsas: allow async aborts"

  * CVE-2017-5715 // CVE-2017-5753
    - SAUCE: x86/microcode: Extend post microcode reload to support IBPB feature
      -- repair missmerge
    - Revert "x86/svm: Add code to clear registers on VM exit"
    - kvm: vmx: Scrub hardware GPRs at VM-exit

linux (4.13.0-29.32) artful; urgency=low

  * linux: 4.13.0-29.32 -proposed tracker (LP: #1742722)

  * CVE-2017-5754
    - Revert "x86/cpu: Implement CPU vulnerabilites sysfs functions"
    - Revert "sysfs/cpu: Fix typos in vulnerability documentation"
    - Revert "sysfs/cpu: Add vulnerability folder"
    - Revert "UBUNTU: [Config] updateconfigs to enable
      GENERIC_CPU_VULNERABILITIES"

linux (4.13.0-28.31) artful; urgency=low

  * CVE-2017-5753
    - SAUCE: x86/kvm: Fix stuff_RSB() for 32-bit

  * CVE-2017-5715
    - SAUCE: x86/kvm: Fix stuff_RSB() for 32-bit

linux (4.13.0-27.30) artful; urgency=low

  [ Andy Whitcroft ]
  * CVE-2017-5753
    - 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
    - p54: prevent speculative execution
    - qla2xxx: prevent speculative execution
    - cw1200: 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 fea...

Changed in linux (Ubuntu Artful):
status: Fix Committed → Fix Released
Launchpad Janitor (janitor) wrote :
Download full text (10.7 KiB)

This bug was fixed in the package linux - 4.4.0-112.135

---------------
linux (4.4.0-112.135) xenial; urgency=low

  * linux: 4.4.0-112.135 -proposed tracker (LP: #1744244)

  * CVE-2017-5715 // CVE-2017-5753
    - x86/cpuid: Provide get_scattered_cpuid_leaf()
    - SAUCE: Fix spec_ctrl support in KVM
    - SAUCE: s390: improve cpu alternative handling for gmb and nobp
    - SAUCE: s390: print messages for gmb and nobp
    - [Config] KERNEL_NOBP=y

linux (4.4.0-111.134) xenial; urgency=low

  * linux: 4.4.0-111.134 -proposed tracker (LP: #1743362)

  * Do not duplicate changelog entries assigned to more than one bug or CVE
    (LP: #1743383)
    - [Packaging] git-ubuntu-log -- handle multiple bugs/cves better

  * CVE-2017-5715 // CVE-2017-5753
    - SAUCE: x86/microcode: Extend post microcode reload to support IBPB feature
      -- repair missmerge
    - Revert "x86/svm: Add code to clear registers on VM exit"
    - kvm: vmx: Scrub hardware GPRs at VM-exit

  * CVE-2017-5754
    - SAUCE: powerpc: use sync instead of hwsync mnemonic

linux (4.4.0-110.133) xenial; urgency=low

  * 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
    - x...

Changed in linux (Ubuntu Xenial):
status: Fix Committed → Fix Released
Changed in ubuntu-z-systems:
status: New → In Progress
Marcelo Cerri (mhcerri) on 2018-01-30
Changed in linux (Ubuntu):
status: In Progress → Fix Released
Changed in ubuntu-z-systems:
status: In Progress → Fix Committed
status: Fix Committed → Fix Released
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