linux-hwe 4.15.0-50.54~16.04.1 source package in Ubuntu

Changelog

linux-hwe (4.15.0-50.54~16.04.1) xenial; urgency=medium

  [ Ubuntu: 4.15.0-50.54 ]

  * CVE-2018-12126 // CVE-2018-12127 // CVE-2018-12130
    - Documentation/l1tf: Fix small spelling typo
    - x86/cpu: Sanitize FAM6_ATOM naming
    - kvm: x86: Report STIBP on GET_SUPPORTED_CPUID
    - locking/atomics, asm-generic: Move some macros from <linux/bitops.h> to a
      new <linux/bits.h> file
    - tools include: Adopt linux/bits.h
    - x86/msr-index: Cleanup bit defines
    - x86/speculation: Consolidate CPU whitelists
    - x86/speculation/mds: Add basic bug infrastructure for MDS
    - x86/speculation/mds: Add BUG_MSBDS_ONLY
    - x86/kvm: Expose X86_FEATURE_MD_CLEAR to guests
    - x86/speculation/mds: Add mds_clear_cpu_buffers()
    - x86/speculation/mds: Clear CPU buffers on exit to user
    - x86/kvm/vmx: Add MDS protection when L1D Flush is not active
    - x86/speculation/mds: Conditionally clear CPU buffers on idle entry
    - x86/speculation/mds: Add mitigation control for MDS
    - x86/speculation/mds: Add sysfs reporting for MDS
    - x86/speculation/mds: Add mitigation mode VMWERV
    - Documentation: Move L1TF to separate directory
    - Documentation: Add MDS vulnerability documentation
    - x86/speculation/mds: Add mds=full,nosmt cmdline option
    - x86/speculation: Move arch_smt_update() call to after mitigation decisions
    - x86/speculation/mds: Add SMT warning message
    - x86/speculation/mds: Fix comment
    - x86/speculation/mds: Print SMT vulnerable on MSBDS with mitigations off
    - x86/speculation/mds: Add 'mitigations=' support for MDS
  * CVE-2017-5715 // CVE-2017-5753
    - s390/speculation: Support 'mitigations=' cmdline option
  * CVE-2017-5715 // CVE-2017-5753 // CVE-2017-5754 // CVE-2018-3639
    - powerpc/speculation: Support 'mitigations=' cmdline option
  * CVE-2017-5715 // CVE-2017-5754 // CVE-2018-3620 // CVE-2018-3639 //
    CVE-2018-3646
    - cpu/speculation: Add 'mitigations=' cmdline option
    - x86/speculation: Support 'mitigations=' cmdline option
  * Packaging resync (LP: #1786013)
    - [Packaging] resync git-ubuntu-log

  [ Ubuntu: 4.15.0-49.53 ]

  * linux: 4.15.0-49.53 -proposed tracker (LP: #1826358)
  * bionic: fork out linux-snapdragon into its own topic kernel (LP: #1820868)
    - [Packaging] arm64: Drop snapdragon from kernel-versions

linux-hwe (4.15.0-49.52~16.04.1) xenial; urgency=medium

  * linux-hwe: 4.15.0-49.52~16.04.1 -proposed tracker (LP: #1826357)

  [ Ubuntu: 4.15.0-49.52 ]

  * linux: 4.15.0-49.52 -proposed tracker (LP: #1826358)
  * Backport support for software count cache flush Spectre v2 mitigation. (CVE)
    (required for POWER9 DD2.3) (LP: #1822870)
    - powerpc/64s: Add support for ori barrier_nospec patching
    - powerpc/64s: Patch barrier_nospec in modules
    - powerpc/64s: Enable barrier_nospec based on firmware settings
    - powerpc: Use barrier_nospec in copy_from_user()
    - powerpc/64: Use barrier_nospec in syscall entry
    - powerpc/64s: Enhance the information in cpu_show_spectre_v1()
    - powerpc/64: Disable the speculation barrier from the command line
    - powerpc/64: Make stf barrier PPC_BOOK3S_64 specific.
    - powerpc/64: Add CONFIG_PPC_BARRIER_NOSPEC
    - powerpc/64: Call setup_barrier_nospec() from setup_arch()
    - powerpc/64: Make meltdown reporting Book3S 64 specific
    - powerpc/lib/code-patching: refactor patch_instruction()
    - powerpc/lib/feature-fixups: use raw_patch_instruction()
    - powerpc/asm: Add a patch_site macro & helpers for patching instructions
    - powerpc/64s: Add new security feature flags for count cache flush
    - powerpc/64s: Add support for software count cache flush
    - powerpc/pseries: Query hypervisor for count cache flush settings
    - powerpc/powernv: Query firmware for count cache flush settings
    - powerpc/fsl: Add nospectre_v2 command line argument
    - KVM: PPC: Book3S: Add count cache flush parameters to kvmppc_get_cpu_char()
    - [Config] Add CONFIG_PPC_BARRIER_NOSPEC
  * Packaging resync (LP: #1786013)
    - [Packaging] resync git-ubuntu-log
  * autopkgtests run too often, too much and don't skip enough (LP: #1823056)
    - [Debian] Set +x on rebuild testcase.
    - [Debian] Skip rebuild test, for regression-suite deps.
    - [Debian] Make ubuntu-regression-suite skippable on unbootable kernels.
    - [Debian] make rebuild use skippable error codes when skipping.
    - [Debian] Only run regression-suite, if requested to.
  * bionic: fork out linux-snapdragon into its own topic kernel (LP: #1820868)
    - [Packaging] remove arm64 snapdragon from getabis
    - [Config] config changes for snapdragon split
    - packaging: arm64: disable building the snapdragon flavour
  * CVE-2017-5753
    - KVM: arm/arm64: vgic: fix possible spectre-v1 in vgic_get_irq()
    - media: dvb_ca_en50221: prevent using slot_info for Spectre attacs
    - sysvipc/sem: mitigate semnum index against spectre v1
    - libahci: Fix possible Spectre-v1 pmp indexing in ahci_led_store()
    - s390/keyboard: sanitize array index in do_kdsk_ioctl
    - arm64: fix possible spectre-v1 write in ptrace_hbp_set_event()
    - KVM: arm/arm64: vgic: Fix possible spectre-v1 write in vgic_mmio_write_apr()
    - pktcdvd: Fix possible Spectre-v1 for pkt_devs
    - net: socket: fix potential spectre v1 gadget in socketcall
    - net: socket: Fix potential spectre v1 gadget in sock_is_registered
    - drm/amdgpu/pm: Fix potential Spectre v1
    - netlink: Fix spectre v1 gadget in netlink_create()
    - ext4: fix spectre gadget in ext4_mb_regular_allocator()
    - drm/i915/kvmgt: Fix potential Spectre v1
    - net: sock_diag: Fix spectre v1 gadget in __sock_diag_cmd()
    - fs/quota: Fix spectre gadget in do_quotactl
    - hwmon: (nct6775) Fix potential Spectre v1
    - mac80211_hwsim: Fix possible Spectre-v1 for hwsim_world_regdom_custom
    - switchtec: Fix Spectre v1 vulnerability
    - misc: hmc6352: fix potential Spectre v1
    - tty: vt_ioctl: fix potential Spectre v1
    - nl80211: Fix possible Spectre-v1 for NL80211_TXRATE_HT
    - nl80211: Fix possible Spectre-v1 for CQM RSSI thresholds
    - IB/ucm: Fix Spectre v1 vulnerability
    - RDMA/ucma: Fix Spectre v1 vulnerability
    - drm/bufs: Fix Spectre v1 vulnerability
    - usb: gadget: storage: Fix Spectre v1 vulnerability
    - ptp: fix Spectre v1 vulnerability
    - HID: hiddev: fix potential Spectre v1
    - vhost: Fix Spectre V1 vulnerability
    - drivers/misc/sgi-gru: fix Spectre v1 vulnerability
    - ipv4: Fix potential Spectre v1 vulnerability
    - aio: fix spectre gadget in lookup_ioctx
    - ALSA: emux: Fix potential Spectre v1 vulnerabilities
    - ALSA: pcm: Fix potential Spectre v1 vulnerability
    - ip6mr: Fix potential Spectre v1 vulnerability
    - ALSA: rme9652: Fix potential Spectre v1 vulnerability
    - ALSA: emu10k1: Fix potential Spectre v1 vulnerabilities
    - KVM: arm/arm64: vgic: Fix off-by-one bug in vgic_get_irq()
    - drm/ioctl: Fix Spectre v1 vulnerabilities
    - char/mwave: fix potential Spectre v1 vulnerability
    - applicom: Fix potential Spectre v1 vulnerabilities
    - ipmi: msghandler: Fix potential Spectre v1 vulnerabilities
    - powerpc/ptrace: Mitigate potential Spectre v1
    - cfg80211: prevent speculation on cfg80211_classify8021d() return
    - ALSA: rawmidi: Fix potential Spectre v1 vulnerability
    - ALSA: seq: oss: Fix Spectre v1 vulnerability
  * Bionic: Sync to Xenial (Spectre) (LP: #1822760)
    - x86/speculation/l1tf: Suggest what to do on systems with too much RAM
    - KVM: SVM: Add MSR-based feature support for serializing LFENCE
    - KVM: VMX: fixes for vmentry_l1d_flush module parameter
    - KVM: X86: Allow userspace to define the microcode version
    - SAUCE: [Fix] x86/KVM/VMX: Add L1D flush logic
    - SAUCE: [Fix] x86/speculation: Use ARCH_CAPABILITIES to skip L1D flush on
      vmentry
  * [SRU] [B/OEM] Fix ACPI bug that causes boot failure (LP: #1819921)
    - SAUCE: ACPI / bus: Add some Lenovo laptops in list of acpi table term list
  * Bionic update: upstream stable patchset for fuse 2019-04-12 (LP: #1824553)
    - fuse: fix double request_end()
    - fuse: fix unlocked access to processing queue
    - fuse: umount should wait for all requests
    - fuse: Fix oops at process_init_reply()
    - fuse: Don't access pipe->buffers without pipe_lock()
    - fuse: Fix use-after-free in fuse_dev_do_read()
    - fuse: Fix use-after-free in fuse_dev_do_write()
    - fuse: set FR_SENT while locked
    - fuse: fix blocked_waitq wakeup
    - fuse: fix leaked notify reply
    - fuse: fix possibly missed wake-up after abort
    - fuse: fix use-after-free in fuse_direct_IO()
    - fuse: continue to send FUSE_RELEASEDIR when FUSE_OPEN returns ENOSYS
    - fuse: handle zero sized retrieve correctly
    - fuse: call pipe_buf_release() under pipe lock
    - fuse: decrement NR_WRITEBACK_TEMP on the right page
  * Backport support for software count cache flush Spectre v2 mitigation. (CVE)
    (required for POWER9 DD2.3) (LP: #1822870) // Backport support for software
    count cache flush Spectre v2 mitigation. (CVE) (required for POWER9 DD2.3)
    (LP: #1822870)
    - powerpc64s: Show ori31 availability in spectre_v1 sysfs file not v2
    - powerpc/fsl: Fix spectre_v2 mitigations reporting
    - powerpc: Avoid code patching freed init sections
  * Backport support for software count cache flush Spectre v2 mitigation. (CVE)
    (required for POWER9 DD2.3) (LP: #1822870) // Backport support for software
    count cache flush Spectre v2 mitigation. (CVE) (required for POWER9 DD2.3)
    (LP: #1822870) // Backport support for software count cache flush Spectre v2
    mitigation. (CVE) (required for POWER9 DD2.3) (LP: #1822870)
    - powerpc/security: Fix spectre_v2 reporting
  * CVE-2019-3874
    - sctp: use sk_wmem_queued to check for writable space
    - sctp: implement memory accounting on tx path
    - sctp: implement memory accounting on rx path
  * NULL pointer dereference when using z3fold and zswap (LP: #1814874)
    - z3fold: fix possible reclaim races
  * Kprobe event argument syntax in ftrace from ubuntu_kernel_selftests failed
    on B PowerPC (LP: #1812809)
    - selftests/ftrace: Add ppc support for kprobe args tests
  * The Realtek card reader does not enter PCIe 1.1/1.2 (LP: #1825487)
    - misc: rtsx: make various functions static
    - misc: rtsx: Enable OCP for rts522a rts524a rts525a rts5260
    - SAUCE: misc: rtsx: Fixed rts5260 power saving parameter and sd glitch
  * headset-mic doesn't work on two Dell laptops. (LP: #1825272)
    - ALSA: hda/realtek - add two more pin configuration sets to quirk table
  * CVE-2018-16884
    - sunrpc: use SVC_NET() in svcauth_gss_* functions
    - sunrpc: use-after-free in svc_process_common()
  * sky2 ethernet card don't work after returning from suspension (LP: #1798921)
    - sky2: Increase D3 delay again
  * CVE-2019-9500
    - brcmfmac: assure SSID length from firmware is limited
  * CVE-2019-9503
    - brcmfmac: add subtype check for event handling in data path
  * CVE-2019-3882
    - vfio/type1: Limit DMA mappings per container
  * Intel I210 Ethernet card not working after hotplug [8086:1533]
    (LP: #1818490)
    - igb: Fix WARN_ONCE on runtime suspend
  * bionic, xenial/hwe: misses "fuse: fix initial parallel dirops" patch
    (LP: #1823972)
    - fuse: fix initial parallel dirops
  * amdgpu resume failure: failed to allocate wb slot (LP: #1825074)
    - drm/amdgpu: fix&cleanups for wb_clear
  * Pop noise when headset is plugged in or removed from GHS/Line-out jack
    (LP: #1821290)
    - ALSA: hda/realtek - Add unplug function into unplug state of Headset Mode
      for ALC225
    - ALSA: hda/realtek - Disable headset Mic VREF for headset mode of ALC225
    - ALSA: hda/realtek - Add support headset mode for DELL WYSE AIO
    - ALSA: hda/realtek - Add support headset mode for New DELL WYSE NB
  * mac80211_hwsim unable to handle kernel NULL pointer dereference
    at0000000000000000  (LP: #1825058)
    - mac80211_hwsim: Timer should be initialized before device registered
  * [regression][snd_hda_codec_realtek] repeating crackling noise after 19.04
    upgrade (LP: #1821663)
    - ALSA: hda: Add Intel NUC7i3BNB to the power_save blacklist
    - ALSA: hda - add Lenovo IdeaCentre B550 to the power_save_blacklist
    - ALSA: hda - Add two more machines to the power_save_blacklist
  * ubuntu_nbd_smoke_test failed on P9 with Bionic kernel (LP: #1822247)
    - nbd: fix how we set bd_invalidated
  * TSC clocksource not available in nested guests (LP: #1822821)
    - kvmclock: fix TSC calibration for nested guests
  * 4.15 kernel ip_vs --ops causes performance and hang problem (LP: #1819786)
    - ipvs: fix refcount usage for conns in ops mode
  * systemd cause kernel trace "BUG: unable to handle kernel paging request at
    6db23a14" on Cosmic i386 (LP: #1813244) // systemd cause kernel trace "BUG:
    unable to handle kernel paging request at 6db23a14" on Cosmic i386
    (LP: #1813244)
    - openvswitch: fix flow actions reallocation

 -- Stefan Bader <email address hidden>  Wed, 08 May 2019 17:31:20 +0200

Upload details

Uploaded by:
Stefan Bader on 2019-05-08
Uploaded to:
Xenial
Original maintainer:
Ubuntu Kernel Team
Architectures:
all i386 amd64 armhf arm64 ppc64el s390x
Section:
devel
Urgency:
Medium Urgency

See full publishing history Publishing

Series Pocket Published Component Section
Xenial security on 2019-05-15 main devel
Xenial updates on 2019-05-14 main devel

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File Size SHA-256 Checksum
linux-hwe_4.15.0.orig.tar.gz 150.4 MiB c33b8ba5c45a40b689979caa2421c4d933864cd70eb93c00eb69adf43e9a24fc
linux-hwe_4.15.0-50.54~16.04.1.diff.gz 10.3 MiB d360a231346d12261fc6e615e95097c7b617a79ffcbc4819438431a05a3f665c
linux-hwe_4.15.0-50.54~16.04.1.dsc 6.7 KiB eb74b1527aebfc94cb78f589e4ffc28aa98cb6c5e28eecac57d8df03c4a6b716

View changes file

Binary packages built by this source

block-modules-4.15.0-50-generic-di: Block storage devices

 This package contains the block storage devices, including DAC960 and
 paraide.

block-modules-4.15.0-50-generic-lpae-di: Block storage devices

 This package contains the block storage devices, including DAC960 and
 paraide.

crypto-modules-4.15.0-50-generic-di: crypto modules

 This package contains crypto modules.

crypto-modules-4.15.0-50-generic-lpae-di: crypto modules

 This package contains crypto modules.

dasd-extra-modules-4.15.0-50-generic-di: DASD storage support -- extras
dasd-modules-4.15.0-50-generic-di: DASD storage support
fat-modules-4.15.0-50-generic-di: FAT filesystem support

 This includes Windows FAT and VFAT support.

fat-modules-4.15.0-50-generic-lpae-di: FAT filesystem support

 This includes Windows FAT and VFAT support.

fb-modules-4.15.0-50-generic-di: Framebuffer modules
firewire-core-modules-4.15.0-50-generic-di: Firewire (IEEE-1394) Support
floppy-modules-4.15.0-50-generic-di: Floppy driver support
fs-core-modules-4.15.0-50-generic-di: Base filesystem modules

 This includes jfs, reiserfs and xfs.

fs-core-modules-4.15.0-50-generic-lpae-di: Base filesystem modules

 This includes jfs, reiserfs and xfs.

fs-secondary-modules-4.15.0-50-generic-di: Extra filesystem modules

 This includes support for Windows NTFS and MacOS HFS/HFSPlus

fs-secondary-modules-4.15.0-50-generic-lpae-di: Extra filesystem modules

 This includes support for Windows NTFS and MacOS HFS/HFSPlus

input-modules-4.15.0-50-generic-di: Support for various input methods
input-modules-4.15.0-50-generic-lpae-di: Support for various input methods
ipmi-modules-4.15.0-50-generic-di: ipmi modules
ipmi-modules-4.15.0-50-generic-lpae-di: ipmi modules
irda-modules-4.15.0-50-generic-di: Support for Infrared protocols
irda-modules-4.15.0-50-generic-lpae-di: Support for Infrared protocols
kernel-image-4.15.0-50-generic-di: kernel image and system map
kernel-image-4.15.0-50-generic-lpae-di: kernel image and system map
linux-buildinfo-4.15.0-50-generic: Linux kernel buildinfo for version 4.15.0 on 64 bit x86 SMP

 This package contains the Linux kernel buildinfo for version 4.15.0 on
 64 bit x86 SMP.
 .
 You likely do not want to install this package.

linux-buildinfo-4.15.0-50-generic-lpae: Linux kernel buildinfo for version 4.15.0 on ARM (hard float) SMP

 This package contains the Linux kernel buildinfo for version 4.15.0 on
 ARM (hard float) SMP.
 .
 You likely do not want to install this package.

linux-buildinfo-4.15.0-50-lowlatency: Linux kernel buildinfo for version 4.15.0 on 64 bit x86 SMP

 This package contains the Linux kernel buildinfo for version 4.15.0 on
 64 bit x86 SMP.
 .
 You likely do not want to install this package.

linux-cloud-tools-4.15.0-50-generic: Linux kernel version specific cloud tools for version 4.15.0-50

 This package provides the architecture dependant parts for kernel
 version locked tools for cloud for version 4.15.0-50 on
 64 bit x86.

linux-cloud-tools-4.15.0-50-lowlatency: Linux kernel version specific cloud tools for version 4.15.0-50

 This package provides the architecture dependant parts for kernel
 version locked tools for cloud for version 4.15.0-50 on
 64 bit x86.

linux-headers-4.15.0-50: Header files related to Linux kernel version 4.15.0

 This package provides kernel header files for version 4.15.0, for sites
 that want the latest kernel headers. Please read
 /usr/share/doc/linux-hwe-headers-4.15.0-50/debian.README.gz for details

linux-headers-4.15.0-50-generic: Linux kernel headers for version 4.15.0 on 64 bit x86 SMP

 This package provides kernel header files for version 4.15.0 on
 64 bit x86 SMP.
 .
 This is for sites that want the latest kernel headers. Please read
 /usr/share/doc/linux-headers-4.15.0-50/debian.README.gz for details.

linux-headers-4.15.0-50-generic-lpae: Linux kernel headers for version 4.15.0 on ARM (hard float) SMP

 This package provides kernel header files for version 4.15.0 on
 ARM (hard float) SMP.
 .
 This is for sites that want the latest kernel headers. Please read
 /usr/share/doc/linux-headers-4.15.0-50/debian.README.gz for details.

linux-headers-4.15.0-50-lowlatency: Linux kernel headers for version 4.15.0 on 64 bit x86 SMP

 This package provides kernel header files for version 4.15.0 on
 64 bit x86 SMP.
 .
 This is for sites that want the latest kernel headers. Please read
 /usr/share/doc/linux-headers-4.15.0-50/debian.README.gz for details.

linux-hwe-cloud-tools-4.15.0-50: Linux kernel version specific cloud tools for version 4.15.0-50

 This package provides the architecture dependant parts for kernel
 version locked tools for cloud tools for version 4.15.0-50 on
 64 bit x86.
 You probably want to install linux-cloud-tools-4.15.0-50-<flavour>.

linux-hwe-tools-4.15.0-50: Linux kernel version specific tools for version 4.15.0-50

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 4.15.0-50 on
 64 bit x86.
 You probably want to install linux-tools-4.15.0-50-<flavour>.

linux-hwe-udebs-generic: Metapackage depending on kernel udebs

 This package depends on the all udebs that the kernel build generated,
 for easier version and migration tracking.

linux-hwe-udebs-generic-lpae: Metapackage depending on kernel udebs

 This package depends on the all udebs that the kernel build generated,
 for easier version and migration tracking.

linux-image-4.15.0-50-generic: Signed kernel image generic

 A kernel image for generic. This version of it is signed with
 Canonical's UEFI/Opal signing key.

linux-image-4.15.0-50-generic-dbgsym: Signed kernel image generic

 A link to the debugging symbols for the generic signed kernel.

linux-image-4.15.0-50-generic-lpae: Linux kernel image for version 4.15.0 on ARM (hard float) SMP

 This package contains the Linux kernel image for version 4.15.0 on
 ARM (hard float) SMP.
 .
 Supports Generic LPAE processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-generic-lpae meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-image-4.15.0-50-generic-lpae-dbgsym: Linux kernel debug image for version 4.15.0 on ARM (hard float) SMP

 This package provides a kernel debug image for version 4.15.0 on
 ARM (hard float) SMP.
 .
 This is for sites that wish to debug the kernel.
 .
 The kernel image contained in this package is NOT meant to boot from. It
 is uncompressed, and unstripped. This package also includes the
 unstripped modules.

linux-image-4.15.0-50-lowlatency: Signed kernel image lowlatency

 A kernel image for lowlatency. This version of it is signed with
 Canonical's UEFI signing key.

linux-image-4.15.0-50-lowlatency-dbgsym: Signed kernel image lowlatency

 A link to the debugging symbols for the lowlatency signed kernel.

linux-image-unsigned-4.15.0-50-generic: Linux kernel image for version 4.15.0 on 64 bit x86 SMP

 This package contains the unsigned Linux kernel image for version 4.15.0 on
 64 bit x86 SMP.
 .
 Supports Generic processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-generic meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-image-unsigned-4.15.0-50-generic-dbgsym: Linux kernel debug image for version 4.15.0 on 64 bit x86 SMP

 This package provides a unsigned kernel debug image for version 4.15.0 on
 64 bit x86 SMP.
 .
 This is for sites that wish to debug the kernel.
 .
 The kernel image contained in this package is NOT meant to boot from. It
 is uncompressed, and unstripped. This package also includes the
 unstripped modules.

linux-image-unsigned-4.15.0-50-lowlatency: Linux kernel image for version 4.15.0 on 64 bit x86 SMP

 This package contains the unsigned Linux kernel image for version 4.15.0 on
 64 bit x86 SMP.
 .
 Supports Lowlatency processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-lowlatency meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-image-unsigned-4.15.0-50-lowlatency-dbgsym: Linux kernel debug image for version 4.15.0 on 64 bit x86 SMP

 This package provides a unsigned kernel debug image for version 4.15.0 on
 64 bit x86 SMP.
 .
 This is for sites that wish to debug the kernel.
 .
 The kernel image contained in this package is NOT meant to boot from. It
 is uncompressed, and unstripped. This package also includes the
 unstripped modules.

linux-modules-4.15.0-50-generic: Linux kernel extra modules for version 4.15.0 on 64 bit x86 SMP

 Contains the corresponding System.map file, the modules built by the
 packager, and scripts that try to ensure that the system is not left in an
 unbootable state after an update.
 .
 Supports Generic processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-generic meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-modules-4.15.0-50-generic-lpae: Linux kernel extra modules for version 4.15.0 on ARM (hard float) SMP

 Contains the corresponding System.map file, the modules built by the
 packager, and scripts that try to ensure that the system is not left in an
 unbootable state after an update.
 .
 Supports Generic LPAE processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-generic-lpae meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-modules-4.15.0-50-lowlatency: Linux kernel extra modules for version 4.15.0 on 64 bit x86 SMP

 Contains the corresponding System.map file, the modules built by the
 packager, and scripts that try to ensure that the system is not left in an
 unbootable state after an update.
 .
 Supports Lowlatency processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-lowlatency meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-modules-extra-4.15.0-50-generic: Linux kernel extra modules for version 4.15.0 on 64 bit x86 SMP

 This package contains the Linux kernel extra modules for version 4.15.0 on
 64 bit x86 SMP.
 .
 Also includes the corresponding System.map file, the modules built by the
 packager, and scripts that try to ensure that the system is not left in an
 unbootable state after an update.
 .
 Supports Generic processors.
 .
 Geared toward desktop and server systems.
 .
 You likely do not want to install this package directly. Instead, install
 the linux-generic meta-package, which will ensure that upgrades work
 correctly, and that supporting packages are also installed.

linux-source-4.15.0: Linux kernel source for version 4.15.0 with Ubuntu patches

 This package provides the source code for the Linux kernel version
 4.15.0.
 .
 This package is mainly meant for other packages to use, in order to build
 custom flavours.
 .
 If you wish to use this package to create a custom Linux kernel, then it
 is suggested that you investigate the package kernel-package, which has
 been designed to ease the task of creating kernel image packages.
 .
 If you are simply trying to build third-party modules for your kernel,
 you do not want this package. Install the appropriate linux-headers
 package instead.

linux-tools-4.15.0-50-generic: Linux kernel version specific tools for version 4.15.0-50

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 4.15.0-50 on
 64 bit x86.

linux-tools-4.15.0-50-generic-lpae: Linux kernel version specific tools for version 4.15.0-50

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 4.15.0-50 on
 ARM (hard float).

linux-tools-4.15.0-50-lowlatency: Linux kernel version specific tools for version 4.15.0-50

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 4.15.0-50 on
 64 bit x86.

md-modules-4.15.0-50-generic-di: Multi-device support (raid, device-mapper, lvm)
md-modules-4.15.0-50-generic-lpae-di: Multi-device support (raid, device-mapper, lvm)
message-modules-4.15.0-50-generic-di: Fusion and i2o storage modules

 This package containes the fusion and i2o storage modules.

mouse-modules-4.15.0-50-generic-di: Mouse support

 This package contains mouse drivers for the Linux kernel.

mouse-modules-4.15.0-50-generic-lpae-di: Mouse support

 This package contains mouse drivers for the Linux kernel.

multipath-modules-4.15.0-50-generic-di: DM-Multipath support

  This package contains modules for device-mapper multipath support.

multipath-modules-4.15.0-50-generic-lpae-di: DM-Multipath support

  This package contains modules for device-mapper multipath support.

nfs-modules-4.15.0-50-generic-di: NFS filesystem drivers

 Includes the NFS client driver, and supporting modules.

nfs-modules-4.15.0-50-generic-lpae-di: NFS filesystem drivers

 Includes the NFS client driver, and supporting modules.

nic-modules-4.15.0-50-generic-di: Network interface support
nic-modules-4.15.0-50-generic-lpae-di: Network interface support
nic-pcmcia-modules-4.15.0-50-generic-di: PCMCIA network interface support
nic-shared-modules-4.15.0-50-generic-di: nic shared modules

  This package contains modules which support nic modules

nic-shared-modules-4.15.0-50-generic-lpae-di: nic shared modules

  This package contains modules which support nic modules

nic-usb-modules-4.15.0-50-generic-di: USB network interface support
nic-usb-modules-4.15.0-50-generic-lpae-di: USB network interface support
parport-modules-4.15.0-50-generic-di: Parallel port support
parport-modules-4.15.0-50-generic-lpae-di: Parallel port support
pata-modules-4.15.0-50-generic-di: PATA support modules
pcmcia-modules-4.15.0-50-generic-di: PCMCIA Modules
pcmcia-storage-modules-4.15.0-50-generic-di: PCMCIA storage support
plip-modules-4.15.0-50-generic-di: PLIP (parallel port) networking support
plip-modules-4.15.0-50-generic-lpae-di: PLIP (parallel port) networking support
ppp-modules-4.15.0-50-generic-di: PPP (serial port) networking support
ppp-modules-4.15.0-50-generic-lpae-di: PPP (serial port) networking support
sata-modules-4.15.0-50-generic-di: SATA storage support
sata-modules-4.15.0-50-generic-lpae-di: SATA storage support
scsi-modules-4.15.0-50-generic-di: SCSI storage support
scsi-modules-4.15.0-50-generic-lpae-di: SCSI storage support
serial-modules-4.15.0-50-generic-di: Serial port support
storage-core-modules-4.15.0-50-generic-di: Core storage support

 Includes core SCSI, LibATA, USB-Storage. Also includes related block
 devices for CD, Disk and Tape medium (and IDE Floppy).

storage-core-modules-4.15.0-50-generic-lpae-di: Core storage support

 Includes core SCSI, LibATA, USB-Storage. Also includes related block
 devices for CD, Disk and Tape medium (and IDE Floppy).

usb-modules-4.15.0-50-generic-di: Core USB support
usb-modules-4.15.0-50-generic-lpae-di: Core USB support
virtio-modules-4.15.0-50-generic-di: VirtIO Modules

 Includes modules for VirtIO (virtual machine, generally kvm guests)

vlan-modules-4.15.0-50-generic-di: vlan modules

 This package contains vlan (8021.Q) modules.

vlan-modules-4.15.0-50-generic-lpae-di: vlan modules

 This package contains vlan (8021.Q) modules.