Comment 111 for bug 1759920

This bug was fixed in the package linux - 3.13.0-145.194

---------------
linux (3.13.0-145.194) trusty; urgency=medium

  * linux: 3.13.0-145.194 -proposed tracker (LP: #1761430)

  * intel-microcode 3.20180312.0 causes lockup at login screen(w/ linux-
    image-4.13.0-37-generic) (LP: #1759920) // CVE-2017-5715 (Spectre v2 Intel)
    - Revert "UBUNTU: SAUCE: x86/mm: Only set IBPB when the new thread cannot
      ptrace current thread"
    - x86/speculation: Use Indirect Branch Prediction Barrier in context switch

  * DKMS driver builds fail with: Cannot use CONFIG_STACK_VALIDATION=y, please
    install libelf-dev, libelf-devel or elfutils-libelf-devel (LP: #1760876)
    - [Packaging] include the retpoline extractor in the headers

  * retpoline hints: primary infrastructure and initial hints (LP: #1758856)
    - [Packaging] retpoline-extract: flag *0xNNN(%reg) branches
    - x86/speculation, objtool: Annotate indirect calls/jumps for objtool
    - x86/speculation, objtool: Annotate indirect calls/jumps for objtool on 32bit
    - x86/paravirt, objtool: Annotate indirect calls
    - x86/asm: Stop depending on ptrace.h in alternative.h
    - [Packaging] retpoline -- add safe usage hint support
    - [Packaging] retpoline-check -- only report additions
    - [Packaging] retpoline -- widen indirect call/jmp detection
    - [Packaging] retpoline -- elide %rip relative indirections
    - [Packaging] retpoline -- clear hint information from packages
    - SAUCE: modpost: add discard to non-allocatable whitelist
    - KVM: x86: Make indirect calls in emulator speculation safe
    - KVM: VMX: Make indirect call speculation safe
    - x86/boot, objtool: Annotate indirect jump in secondary_startup_64()
    - SAUCE: early/late -- annotate indirect calls in early/late initialisation
      code
    - SAUCE: vga_set_mode -- avoid jump tables
    - [Config] retpoline -- switch to new format
    - [Packaging] retpoline hints -- handle missing files when RETPOLINE not
      enabled
    - [Packaging] final-checks -- remove check for empty retpoline files

  * retpoline: ignore %cs:0xNNN constant indirections (LP: #1752655)
    - [Packaging] retpoline -- elide %cs:0xNNNN constants on i386

  * Boot crash with Trusty 3.13 (LP: #1757193)
    - Revert "UBUNTU: SAUCE: x86, extable: fix uaccess fixup detection"
    - x86/mm: Expand the exception table logic to allow new handling options

  * Segmentation fault in ldt_gdt_64 (LP: #1755817) // CVE-2017-5754
    - x86/kvm: Rename VMX's segment access rights defines
    - x86/signal/64: Fix SS if needed when delivering a 64-bit signal

 -- Kleber Sacilotto de Souza <email address hidden> Thu, 05 Apr 2018 16:26:39 +0200