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Package "linux-doc"

Name: linux-doc

Description:

Linux kernel specific documentation for version 4.15.0

Latest version: 4.15.0-58.64
Release: bionic (18.04)
Level: security
Repository: main
Head package: linux

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Other versions of "linux-doc" in Bionic

Repository Area Version
base main 4.15.0-20.21
updates main 4.15.0-58.64
proposed main 4.15.0-59.66
PPA: Canonical Kernel Team 4.15.0-60.67

Changelog

Version: 4.15.0-58.64 2019-08-14 08:06:36 UTC

  linux (4.15.0-58.64) bionic; urgency=medium

  * unable to handle kernel NULL pointer dereference at 000000000000002c (IP:
    iget5_locked+0x9e/0x1f0) (LP: #1838982)
    - Revert "ovl: set I_CREATING on inode being created"
    - Revert "new primitive: discard_new_inode()"

Source diff to previous version
1838982 unable to handle kernel NULL pointer dereference at 000000000000002c (IP: iget5_locked+0x9e/0x1f0)

Version: 4.15.0-55.60 2019-07-23 12:06:18 UTC

  linux (4.15.0-55.60) bionic; urgency=medium

  * linux: 4.15.0-55.60 -proposed tracker (LP: #1834954)

  * Request backport of ceph commits into bionic (LP: #1834235)
    - ceph: use atomic_t for ceph_inode_info::i_shared_gen
    - ceph: define argument structure for handle_cap_grant
    - ceph: flush pending works before shutdown super
    - ceph: send cap releases more aggressively
    - ceph: single workqueue for inode related works
    - ceph: avoid dereferencing invalid pointer during cached readdir
    - ceph: quota: add initial infrastructure to support cephfs quotas
    - ceph: quota: support for ceph.quota.max_files
    - ceph: quota: don't allow cross-quota renames
    - ceph: fix root quota realm check
    - ceph: quota: support for ceph.quota.max_bytes
    - ceph: quota: update MDS when max_bytes is approaching
    - ceph: quota: add counter for snaprealms with quota
    - ceph: avoid iput_final() while holding mutex or in dispatch thread

  * QCA9377 isn't being recognized sometimes (LP: #1757218)
    - SAUCE: USB: Disable USB2 LPM at shutdown

  * hns: fix ICMP6 neighbor solicitation messages discard problem (LP: #1833140)
    - net: hns: fix ICMP6 neighbor solicitation messages discard problem
    - net: hns: fix unsigned comparison to less than zero

  * Fix occasional boot time crash in hns driver (LP: #1833138)
    - net: hns: Fix probabilistic memory overwrite when HNS driver initialized

  * use-after-free in hns_nic_net_xmit_hw (LP: #1833136)
    - net: hns: fix KASAN: use-after-free in hns_nic_net_xmit_hw()

  * hns: attempt to restart autoneg when disabled should report error
    (LP: #1833147)
    - net: hns: Restart autoneg need return failed when autoneg off

  * systemd 237-3ubuntu10.14 ADT test failure on Bionic ppc64el (test-seccomp)
    (LP: #1821625)
    - powerpc: sys_pkey_alloc() and sys_pkey_free() system calls
    - powerpc: sys_pkey_mprotect() system call

  * [UBUNTU] pkey: Indicate old mkvp only if old and curr. mkvp are different
    (LP: #1832625)
    - pkey: Indicate old mkvp only if old and current mkvp are different

  * [UBUNTU] kernel: Fix gcm-aes-s390 wrong scatter-gather list processing
    (LP: #1832623)
    - s390/crypto: fix gcm-aes-s390 selftest failures

  * System crashes on hot adding a core with drmgr command (4.15.0-48-generic)
    (LP: #1833716)
    - powerpc/numa: improve control of topology updates
    - powerpc/numa: document topology_updates_enabled, disable by default

  * Kernel modules generated incorrectly when system is localized to a non-
    English language (LP: #1828084)
    - scripts: override locale from environment when running recordmcount.pl

  * [UBUNTU] kernel: Fix wrong dispatching for control domain CPRBs
    (LP: #1832624)
    - s390/zcrypt: Fix wrong dispatching for control domain CPRBs

  * CVE-2019-11815
    - net: rds: force to destroy connection if t_sock is NULL in
      rds_tcp_kill_sock().

  * Sound device not detected after resume from hibernate (LP: #1826868)
    - drm/i915: Force 2*96 MHz cdclk on glk/cnl when audio power is enabled
    - drm/i915: Save the old CDCLK atomic state
    - drm/i915: Remove redundant store of logical CDCLK state
    - drm/i915: Skip modeset for cdclk changes if possible

  * Handle overflow in proc_get_long of sysctl (LP: #1833935)
    - sysctl: handle overflow in proc_get_long

  * Dell XPS 13 (9370) defaults to s2idle sleep/suspend instead of deep, NVMe
    drains lots of power under s2idle (LP: #1808957)
    - Revert "UBUNTU: SAUCE: pci/nvme: prevent WDC PC SN720 NVMe from entering D3
      and being disabled"
    - Revert "UBUNTU: SAUCE: nvme: add quirk to not call disable function when
      suspending"
    - Revert "UBUNTU: SAUCE: pci: prevent Intel NVMe SSDPEKKF from entering D3"
    - Revert "SAUCE: nvme: add quirk to not call disable function when suspending"
    - Revert "SAUCE: pci: prevent sk hynix nvme from entering D3"
    - PCI: PM: Avoid possible suspend-to-idle issue
    - PCI: PM: Skip devices in D0 for suspend-to-idle
    - nvme-pci: Sync queues on reset
    - nvme: Export get and set features
    - nvme-pci: Use host managed power state for suspend

  * linux v4.15 ftbfs on a newer host kernel (e.g. hwe) (LP: #1823429)
    - selinux: use kernel linux/socket.h for genheaders and mdp

  * 32-bit x86 kernel 4.15.0-50 crash in vmalloc_sync_all (LP: #1830433)
    - x86/mm/pat: Disable preemption around __flush_tlb_all()
    - x86/mm: Drop usage of __flush_tlb_all() in kernel_physical_mapping_init()
    - x86/mm: Disable ioremap free page handling on x86-PAE
    - ioremap: Update pgtable free interfaces with addr
    - x86/mm: Add TLB purge to free pmd/pte page interfaces
    - x86/init: fix build with CONFIG_SWAP=n
    - x86/mm: provide pmdp_establish() helper
    - x86/mm: Use WRITE_ONCE() when setting PTEs

  * hinic: fix oops due to race in set_rx_mode (LP: #1832048)
    - hinic: fix a bug in set rx mode

  * ubuntu 18.04 flickering screen with Radeon X1600 (LP: #1791312)
    - drm/radeon: prefer lower reference dividers

  * Login screen never appears on vmwgfx using bionic kernel 4.15 (LP: #1832138)
    - drm/vmwgfx: use monotonic event timestamps

  * [linux-azure] Block Layer Commits Requested in Azure Kernels (LP: #1834499)
    - block: Clear kernel memory before copying to user
    - block/bio: Do not zero user pages

  * CONFIG_LOG_BUF_SHIFT set to 14 is too low on arm64 (LP: #1824864)
    - [Config] CONFIG_LOG_BUF_SHIFT=18 on all 64bit arches

  * Handle overflow for file-max (LP: #1834310)
    - sysctl: handle overflow for file-max
    - kernel/sysctl.c: fix out-of-bounds access when setting file-max

  * [ALSA] [PATCH] Headset fixup for System76 Gazelle (gaze14) (LP: #1827555)
    - ALSA: hda/realtek - Headset fixup for System76 Gazelle (gaze14)
    - ALSA: hda/realtek - Corrected fixup for System76 Gazelle (gaze14)

  * crashdump fails on HiSilicon D06 (LP: #1828868)
    - iommu/arm-smmu-v3: Abort all transactions if SMMU is enabled in k

Source diff to previous version
1834235 Request backport of ceph commits into bionic
1757218 QCA9377 isn't being recognized sometimes
1833140 hns: fix ICMP6 neighbor solicitation messages discard problem
1833138 Fix occasional boot time crash in hns driver
1833136 use-after-free in hns_nic_net_xmit_hw
1833147 hns: attempt to restart autoneg when disabled should report error
1821625 systemd 237-3ubuntu10.14 ADT test failure on Bionic ppc64el (test-seccomp)
1832625 [UBUNTU] pkey: Indicate old mkvp only if old and curr. mkvp are different
1832623 [UBUNTU] kernel: Fix gcm-aes-s390 wrong scatter-gather list processing
1833716 System crashes on hot adding a core with drmgr command (4.15.0-48-generic)
1828084 Kernel modules generated incorrectly when system is localized to a non-English language
1832624 [UBUNTU] kernel: Fix wrong dispatching for control domain CPRBs
1826868 Sound device not detected after resume from hibernate
1833935 Handle overflow in proc_get_long of sysctl
1823429 linux v4.15 ftbfs on a newer host kernel (e.g. hwe)
1830433 32-bit x86 kernel 4.15.0-50 crash in vmalloc_sync_all
1832048 hinic: fix oops due to race in set_rx_mode
1791312 ubuntu 18.04 flickering screen with Radeon X1600
1834499 [linux-azure] Block Layer Commits Requested in Azure Kernels
1824864 CONFIG_LOG_BUF_SHIFT set to 14 is too low on arm64
1834310 Handle overflow for file-max
1827555 [ALSA] [PATCH] Headset fixup for System76 Gazelle (gaze14)
1828868 crashdump fails on HiSilicon D06
1772412 zfs 0.7.9 fixes a bug (https://github.com/zfsonlinux/zfs/pull/7343) that hangs the system completely
1831065 does not detect headphone when there is no other output devices
1825942 kernel crash : net_sched race condition in tcindex_destroy()
1831840 Support new ums-realtek device
1823037 amd_iommu possible data corruption
1832299 Add new sound card PCIID into the alsa driver
1807259 sky2 ethernet card doesn't work after returning from suspend
1809843 sky2 ethernet card link not up after suspend
1833410 idle-page oopses when accessing page frames that are out of range
1833637 [SRU][B/B-OEM/B-OEM-OSP-1/C/D/E] Add trackpoint middle button support of 2 new thinpads
1829725 af_alg06 test from crypto test suite in LTP failed with kernel oops on B/C
1813118 alignment test in powerpc from ubuntu_kernel_selftests failed on B/C Power9
1812796 TRACE_syscall.ptrace_syscall_dropped in seccomp from ubuntu_kernel_selftests failed on B/C PowerPC
1828935 Add powerpc/alignment_handler test for selftests
1828763 Cannot build kernel 4.15.0-48.51 due to an in-source-tree ZFS module.
1828798 Eletrical noise occurred when external headset enter powersaving mode on a DEll machine
1761379 [18.04/18.10] File libperf-jvmti.so is missing in linux-tools-common deb on Ubuntu
1830813 TCP : race condition on socket ownership in tcp_close()
1831103 bionic: netlink: potential shift overflow in netlink_bind()
1830175 Add support to Comet Lake LPSS
1830587 Reduce NAPI weight in hns driver from 256 to 64
1819485 x86: add support for AMD Rome
1827755 nx842 - CRB request time out (-110) when uninstall NX modules and initiate NX request
1829972 Require improved hypervisor detection patch in Ubuntu 18.04
CVE-2019-11815 An issue was discovered in rds_tcp_kill_sock in net/rds/tcp.c in the Linux kernel before 5.0.8. There is a race condition leading to a use-after-free
CVE-2019-11833 fs/ext4/extents.c in the Linux kernel through 5.1.2 does not zero out the unused memory region in the extent tree block, which might allow local user
CVE-2019-11085 Insufficient input validation in Kernel Mode Driver in Intel(R) i915 Graphics for Linux before version 5.0 may allow an authenticated user to potenti
CVE-2019-11884 The do_hidp_sock_ioctl function in net/bluetooth/hidp/sock.c in the Linux kernel before 5.0.15 allows a local user to obtain potentially sensitive in
CVE-2018-12126 MSBDS Microarchitectural Store Buffer Data Sampling
CVE-2018-12127 MLPDS Microarchitectural Load Port Data Sampling
CVE-2018-12130 MFBDS Microarchitectural Fill Buffer Data Sampling
CVE-2019-11091 MDSUM Microarchitectural Data Sampling Uncacheable Memory

Version: 4.15.0-54.58 2019-06-28 16:07:03 UTC

  linux (4.15.0-54.58) bionic; urgency=medium

  * linux: 4.15.0-54.58 -proposed tracker (LP: #1833987)

  * Remote denial of service (resource exhaustion) caused by TCP SACK scoreboard
    manipulation (LP: #1831638) // CVE-2019-11478
    - tcp: refine memory limit test in tcp_fragment()

  * CVE-2019-11479
    - SAUCE: tcp: add tcp_min_snd_mss sysctl
    - SAUCE: tcp: enforce tcp_min_snd_mss in tcp_mtu_probing()

 -- Kleber Sacilotto de Souza <email address hidden> Mon, 24 Jun 2019 11:39:50 +0200

Source diff to previous version
1831638 Remote denial of service (resource exhaustion) caused by TCP SACK scoreboard manipulation
CVE-2019-11478 Jonathan Looney discovered that the TCP retransmission queue implementation in tcp_fragment in the Linux kernel could be fragmented when handling cer
CVE-2019-11479 Jonathan Looney discovered that the Linux kernel default MSS is hard-c ...

Version: 4.15.0-52.56 2019-06-19 17:06:24 UTC

  linux (4.15.0-52.56) bionic; urgency=medium

  * Remote denial of service (resource exhaustion) caused by TCP SACK scoreboard
    manipulation (LP: #1831638)
    - SAUCE: tcp: tcp_fragment() should apply sane memory limits

  * Remote denial of service (system crash) caused by integer overflow in TCP
    SACK handling (LP: #1831637)
    - SAUCE: tcp: limit payload size of sacked skbs

 -- Marcelo Henrique Cerri <email address hidden> Tue, 04 Jun 2019 17:33:24 -0300

Source diff to previous version
1831638 Remote denial of service (resource exhaustion) caused by TCP SACK scoreboard manipulation
1831637 Remote denial of service (system crash) caused by integer overflow in TCP SACK handling

Version: 4.15.0-51.55 2019-06-05 14:07:15 UTC

  linux (4.15.0-51.55) bionic; urgency=medium

  * linux: 4.15.0-51.55 -proposed tracker (LP: #1829219)

  * disable a.out support (LP: #1818552)
    - [Config] Disable a.out support

  * [UBUNTU] qdio: clear intparm during shutdown (LP: #1828394)
    - s390/qdio: clear intparm during shutdown

  * ftrace in ubuntu_kernel_selftests hang with Cosmic kernel (LP: #1826385)
    - kprobes/x86: Fix instruction patching corruption when copying more than one
      RIP-relative instruction

  * touchpad not working on lenovo yoga 530 (LP: #1787775)
    - Revert "UBUNTU: SAUCE: i2c:amd Depends on ACPI"
    - Revert "UBUNTU: SAUCE: i2c:amd move out pointer in union i2c_event_base"
    - Revert "UBUNTU: SAUCE: i2c:amd I2C Driver based on PCI Interface for
      upcoming platform"
    - i2c: add helpers to ease DMA handling
    - i2c: add a message flag for DMA safe buffers
    - i2c: add extra check to safe DMA buffer helper
    - i2c: Add drivers for the AMD PCIe MP2 I2C controller
    - [Config] Update config for AMD MP2 I2C driver
    - [Config] Update I2C_AMD_MP2 annotations

  * tm-unavailable in powerpc/tm failed on Bionic Power9 (LP: #1813129)
    - selftests/powerpc: Check for pthread errors in tm-unavailable
    - selftests/powerpc: Skip tm-unavailable if TM is not enabled

  * cp_abort in powerpc/context_switch from ubunut_kernel_selftests failed on
    Bionic P9 (LP: #1813134)
    - selftests/powerpc: Remove redundant cp_abort test

  * bionic/linux: completely remove snapdragon files from sources (LP: #1827880)
    - [Packaging] remove snapdragon dead files
    - [Config] update configs after snapdragon removal

  * The noise keeps occurring when Headset is plugged in on a Dell machine
    (LP: #1827972)
    - ALSA: hda/realtek - Fixed Dell AIO speaker noise

  * Geneve tunnels don't work when ipv6 is disabled (LP: #1794232)
    - geneve: correctly handle ipv6.disable module parameter

  * There are 4 HDMI/Displayport audio output listed in sound setting without
    attach any HDMI/DP monitor (LP: #1827967)
    - ALSA: hda/hdmi - Read the pin sense from register when repolling
    - ALSA: hda/hdmi - Consider eld_valid when reporting jack event

  * Headphone jack switch sense is inverted: plugging in headphones disables
    headphone output (LP: #1824259)
    - ASoC: rt5645: Headphone Jack sense inverts on the LattePanda board

  * CTAUTO:DevOps:860.50:devops4fp1:Error occurred during LINUX Dmesg error
    Checking for all LINUX clients for devops4p10 (LP: #1766201)
    - SAUCE: integrity: downgrade error to warning

  * Screen freeze after resume from S3 when HDMI monitor plugged on Dell
    Precision 7740 (LP: #1825958)
    - PCI: Restore resized BAR state on resume

  * potential memory corruption on arm64 on dev release (LP: #1827437)
    - driver core: Postpone DMA tear-down until after devres release

  * powerpc/pmu/ebb test in ubuntu_kernel_selftest failed with "error while
    loading shared libraries" on Bionic/Cosmic PowerPC (LP: #1812805)
    - selftests/powerpc/pmu: Link ebb tests with -no-pie

  * unnecessary request_queue freeze (LP: #1815733)
    - block: avoid setting nr_requests to current value
    - block: avoid setting none scheduler if it's already none

  * Kprobe event string type argument failed in ftrace from
    ubuntu_kernel_selftests on B/C i386 (LP: #1825780)
    - selftests/ftrace: Fix kprobe string testcase to not probe notrace function

  * hns: fix socket accounting (LP: #1826911)
    - net: hns: fix skb->truesize underestimation

  * False positive test result in run_netsocktests from net in
    ubuntu_kernel_selftest (LP: #1825777)
    - selftests/net: correct the return value for run_netsocktests

 -- Kleber Sacilotto de Souza <email address hidden> Wed, 15 May 2019 14:48:35 +0200

1818552 disable a.out support
1828394 [UBUNTU] qdio: clear intparm during shutdown
1826385 ftrace in ubuntu_kernel_selftests hang with Cosmic kernel
1787775 touchpad not working on lenovo yoga 530
1813129 tm-unavailable in powerpc/tm failed on Bionic Power9
1813134 cp_abort in powerpc/context_switch from ubunut_kernel_selftests failed on Bionic P9
1827880 bionic/linux: completely remove snapdragon files from sources
1827972 The noise keeps occurring when Headset is plugged in on a Dell machine
1794232 Geneve tunnels don't work when ipv6 is disabled
1827967 There are 4 HDMI/Displayport audio output listed in sound setting without attach any HDMI/DP monitor
1824259 Headphone jack switch sense is inverted: plugging in headphones disables headphone output
1766201 CTAUTO:DevOps:860.50:devops4fp1:Error occurred during LINUX Dmesg error Checking for all LINUX clients for devops4p10
1825958 Screen freeze after resume from S3 when HDMI monitor plugged on Dell Precision 7740
1827437 potential memory corruption on arm64 on dev release
1812805 powerpc/pmu/ebb test in ubuntu_kernel_selftest failed with \
1815733 unnecessary request_queue freeze
1825780 Kprobe event string type argument failed in ftrace from ubuntu_kernel_selftests on B/C i386
1826911 hns: fix socket accounting
1825777 False positive test result in run_netsocktests from net in ubuntu_kernel_selftest



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