linux (4.15.0-188.199) bionic; urgency=medium

  * bionic/linux: 4.15.0-188.199 -proposed tracker (LP: #1978697)

  * CVE-2022-28388
    - can: usb_8dev: usb_8dev_start_xmit(): fix double dev_kfree_skb() in error
      path

 -- Luke Nowakowski-Krijger <luke.nowakowskikrijger@canonical.com>  Wed, 15 Jun 2022 13:23:15 -0700

linux (4.15.0-187.198) bionic; urgency=medium

  * CVE-2022-21123 // CVE-2022-21125 // CVE-2022-21166
    - x86/cpu: Add Elkhart Lake to Intel family
    - cpu/speculation: Add prototype for cpu_show_srbds()
    - x86/cpu: Add Jasper Lake to Intel family
    - x86/cpu: Add Lakefield, Alder Lake and Rocket Lake models to the to Intel
      CPU family
    - x86/cpu: Add another Alder Lake CPU to the Intel family
    - Documentation: Add documentation for Processor MMIO Stale Data
    - x86/speculation/mmio: Enumerate Processor MMIO Stale Data bug
    - x86/speculation: Add a common function for MD_CLEAR mitigation update
    - x86/speculation/mmio: Add mitigation for Processor MMIO Stale Data
    - x86/bugs: Group MDS, TAA & Processor MMIO Stale Data mitigations
    - x86/speculation/mmio: Enable CPU Fill buffer clearing on idle
    - x86/speculation/mmio: Add sysfs reporting for Processor MMIO Stale Data
    - x86/speculation/srbds: Update SRBDS mitigation selection
    - x86/speculation/mmio: Reuse SRBDS mitigation for SBDS
    - KVM: x86/speculation: Disable Fill buffer clear within guests
    - x86/speculation/mmio: Print SMT warning

 -- Thadeu Lima de Souza Cascardo <cascardo@canonical.com>  Mon, 13 Jun 2022 11:33:57 -0300

linux (4.15.0-184.194) bionic; urgency=medium

  * CVE-2022-1966
    - netfilter: nf_tables: disallow non-stateful expression in sets earlier

 -- Thadeu Lima de Souza Cascardo <cascardo@canonical.com>  Thu, 02 Jun 2022 15:36:51 -0300

linux (4.15.0-182.191) bionic; urgency=medium

  * CVE-2022-21499
    - SAUCE: debug: Lock down kgdb

 -- Thadeu Lima de Souza Cascardo <cascardo@canonical.com>  Sat, 21 May 2022 16:31:41 -0300

linux (4.15.0-181.190) bionic; urgency=medium

  * bionic/linux: 4.15.0-181.190 -proposed tracker (LP: #1974426)

  * Bionic update: upstream stable patchset 2022-05-06 (LP: #1972006)
    - [Config] updateconfigs for ARM64_ERRATUM_1188873
    - arm64: arch_timer: Add workaround for ARM erratum 1188873
    - arm64: arch_timer: avoid unused function warning
    - arm64: Add silicon-errata.txt entry for ARM erratum 1188873
    - arm64: Make ARM64_ERRATUM_1188873 depend on COMPAT
    - arm64: Add part number for Neoverse N1
    - arm64: Add part number for Arm Cortex-A77
    - arm64: Add Neoverse-N2, Cortex-A710 CPU part definition
    - arm64: Add Cortex-X2 CPU part definition
    - arm64: entry.S: Add ventry overflow sanity checks
    - arm64: entry: Make the trampoline cleanup optional
    - arm64: entry: Free up another register on kpti's tramp_exit path
    - arm64: entry: Move the trampoline data page before the text page
    - arm64: entry: Allow tramp_alias to access symbols after the 4K boundary
    - arm64: entry: Don't assume tramp_vectors is the start of the vectors
    - arm64: entry: Move trampoline macros out of ifdef'd section
    - arm64: entry: Make the kpti trampoline's kpti sequence optional
    - Revert "arm64: mmu: add the entry trampolines start/end section markers into
      sections.h"
    - arm64: entry: Allow the trampoline text to occupy multiple pages
    - arm64: entry: Add non-kpti __bp_harden_el1_vectors for mitigations
    - [Config] updateconfigs for MITIGATE_SPECTRE_BRANCH_HISTORY
    - arm64: entry: Add vectors that have the bhb mitigation sequences
    - arm64: entry: Add macro for reading symbol addresses from the trampoline
    - arm64: Add percpu vectors for EL1
    - arm64: proton-pack: Report Spectre-BHB vulnerabilities as part of Spectre-v2
    - KVM: arm64: Add templates for BHB mitigation sequences
    - arm64: Mitigate spectre style branch history side channels
    - KVM: arm64: Allow SMCCC_ARCH_WORKAROUND_3 to be discovered and migrated
    - arm64: add ID_AA64ISAR2_EL1 sys register
    - arm64: Use the clearbhb instruction in mitigations

  * issuing invalid ioctl to /dev/vsock may spam dmesg (LP: #1971480)
    - vsock: remove ratelimit unknown ioctl message

  * ubuntu_ltp_controllers:cpuset_sched_domains: tests 3,9,11,17,19,25 report
    incorrect sched domain for cpu#32 (LP: #1951289)
    - sched/topology: Make sched_init_numa() use a set for the deduplicating sort
    - sched/topology: Fix sched_domain_topology_level alloc in sched_init_numa()
    - ia64: ensure proper NUMA distance and possible map initialization

  * CVE-2022-1419
    - drm/vgem: Reclassify buffer creation debug message
    - drm/vgem: Close use-after-free race in vgem_gem_create

  * CVE-2022-28390
    - can: ems_usb: ems_usb_start_xmit(): fix double dev_kfree_skb() in error path

  * Bionic update: upstream stable patchset 2022-04-26 (LP: #1970479)
    - net: qlogic: check the return value of dma_alloc_coherent() in
      qed_vf_hw_prepare()
    - qed: return status of qed_iov_get_link
    - ethernet: Fix error handling in xemaclite_of_probe
    - net: ethernet: ti: cpts: Handle error for clk_enable
    - net: ethernet: lpc_eth: Handle error for clk_enable
    - ax25: Fix NULL pointer dereference in ax25_kill_by_device
    - net/mlx5: Fix size field in bufferx_reg struct
    - NFC: port100: fix use-after-free in port100_send_complete
    - gpio: ts4900: Do not set DAT and OE together
    - sctp: fix kernel-infoleak for SCTP sockets
    - net-sysfs: add check for netdevice being present to speed_show
    - Revert "xen-netback: remove 'hotplug-status' once it has served its purpose"
    - Revert "xen-netback: Check for hotplug-status existence before watching"
    - tracing: Ensure trace buffer is at least 4096 bytes large
    - selftests/memfd: clean up mapping in mfd_fail_write
    - ARM: Spectre-BHB: provide empty stub for non-config
    - staging: gdm724x: fix use after free in gdm_lte_rx()
    - virtio: unexport virtio_finalize_features
    - virtio: acknowledge all features before access
    - ARM: fix Thumb2 regression with Spectre BHB
    - ext4: add check to prevent attempting to resize an fs with sparse_super2
    - btrfs: unlock newly allocated extent buffer after error
    - net: phy: DP83822: clear MISR2 register to disable interrupts
    - sctp: fix the processing for INIT chunk
    - sctp: fix the processing for INIT_ACK chunk
    - xfrm: Fix xfrm migrate issues when address family changes
    - arm64: dts: rockchip: fix rk3399-puma eMMC HS400 signal integrity
    - ARM: dts: rockchip: fix a typo on rk3288 crypto-controller
    - MIPS: smp: fill in sibling and core maps earlier
    - ARM: 9178/1: fix unmet dependency on BITREVERSE for HAVE_ARCH_BITREVERSE
    - can: rcar_canfd: rcar_canfd_channel_probe(): register the CAN device when
      fully ready
    - atm: firestream: check the return value of ioremap() in fs_init()
    - nl80211: Update bss channel on channel switch for P2P_CLIENT
    - tcp: make tcp_read_sock() more robust
    - sfc: extend the locking on mcdi->seqno
    - kselftest/vm: fix tests build with old libc
    - fs: sysfs_emit: Remove PAGE_SIZE alignment check
    - efi: fix return value of __setup handlers
    - net/packet: fix slab-out-of-bounds access in packet_recvmsg()
    - atm: eni: Add check for dma_map_single
    - net: handle ARPHRD_PIMREG in dev_is_mac_header_xmit()
    - usb: gadget: rndis: prevent integer overflow in rndis_set_response()
    - usb: gadget: Fix use-after-free bug by not setting udc->dev.driver
    - Input: aiptek - properly check endpoint type
    - perf symbols: Fix symbol size calculation condition
    - net: dsa: Add missing of_node_put() in dsa_port_parse_of
    - net: ipv6: fix skb_over_panic in __ip6_append_data
    - staging: fbtft: fb_st7789v: reset display before initialization
    - thermal: int340x: fix memory leak in int3400_notify()
    - llc: fix netdevice reference leaks in llc_ui_bind()
    - ALSA: pcm: Add stream lock during PCM reset ioctl operations
    - ALSA: usb-audio: Add mute TLV for playback volumes on RODE NT-USB
    - ALSA: cmipci: Restore aux vol on suspend/resume
    - ALSA: pci: fix reading of swapped values from pcmreg in AC97 codec
    - drivers: net: xgene: Fix regression in CRC stripping
    - netfilter: nf_tables: initialize registers in nft_do_chain()
    - ACPI / x86: Work around broken XSDT on Advantech DAC-BJ01 board
    - ACPI: battery: Add device HID and quirk for Microsoft Surface Go 3
    - ACPI: video: Force backlight native for Clevo NL5xRU and NL5xNU
    - crypto: qat - disable registration of algorithms
    - mac80211: fix potential double free on mesh join
    - llc: only change llc->dev when bind() succeeds

 -- Kleber Sacilotto de Souza <kleber.souza@canonical.com>  Fri, 20 May 2022 16:51:13 +0200

linux (4.15.0-180.189) bionic; urgency=medium

  * bionic/linux: 4.15.0-180.189 -proposed tracker (LP: #1974013)

  * CVE-2022-29581
    - net/sched: cls_u32: fix netns refcount changes in u32_change()

  * Unprivileged users may use PTRACE_SEIZE to set PTRACE_O_SUSPEND_SECCOMP
    option (LP: #1972740)
    - ptrace: Check PTRACE_O_SUSPEND_SECCOMP permission on PTRACE_SEIZE

  * ext4: limit length to bitmap_maxbytes (LP: #1972281)
    - ext4: limit length to bitmap_maxbytes - blocksize in punch_hole

 -- Kleber Sacilotto de Souza <kleber.souza@canonical.com>  Wed, 18 May 2022 15:56:44 +0200

linux (4.15.0-177.186) bionic; urgency=medium

  * bionic/linux: 4.15.0-177.186 -proposed tracker (LP: #1969083)

  * Bionic update: upstream stable patchset 2022-04-13 (LP: #1968932)
    - cgroup/cpuset: Fix a race between cpuset_attach() and cpu hotplug
    - vhost/vsock: don't check owner in vhost_vsock_stop() while releasing
    - parisc/unaligned: Fix fldd and fstd unaligned handlers on 32-bit kernel
    - parisc/unaligned: Fix ldw() and stw() unalignment handlers
    - sr9700: sanity check for packet length
    - USB: zaurus: support another broken Zaurus
    - ping: remove pr_err from ping_lookup
    - net: __pskb_pull_tail() & pskb_carve_frag_list() drop_monitor friends
    - gso: do not skip outer ip header in case of ipip and net_failover
    - openvswitch: Fix setting ipv6 fields causing hw csum failure
    - drm/edid: Always set RGB444
    - net/mlx5e: Fix wrong return value on ioctl EEPROM query failure
    - configfs: fix a race in configfs_{,un}register_subsystem()
    - RDMA/ib_srp: Fix a deadlock
    - iio: adc: men_z188_adc: Fix a resource leak in an error handling path
    - ata: pata_hpt37x: disable primary channel on HPT371
    - Revert "USB: serial: ch341: add new Product ID for CH341A"
    - usb: gadget: rndis: add spinlock for rndis response list
    - tracefs: Set the group ownership in apply_options() not parse_options()
    - USB: serial: option: add support for DW5829e
    - USB: serial: option: add Telit LE910R1 compositions
    - usb: dwc3: gadget: Let the interrupt handler disable bottom halves.
    - xhci: re-initialize the HC during resume if HCE was set
    - xhci: Prevent futile URB re-submissions due to incorrect return value.
    - tty: n_gsm: fix encoding of control signal octet bit DV
    - tty: n_gsm: fix proper link termination after failed open
    - Revert "drm/nouveau/pmu/gm200-: avoid touching PMU outside of
      DEVINIT/PREOS/ACR"
    - memblock: use kfree() to release kmalloced memblock regions
    - fget: clarify and improve __fget_files() implementation
    - gpio: tegra186: Fix chip_data type confusion
    - tracing: Have traceon and traceoff trigger honor the instance
    - mac80211_hwsim: report NOACK frames in tx_status
    - mac80211_hwsim: initialize ieee80211_tx_info at hw_scan_work
    - i2c: bcm2835: Avoid clock stretching timeouts
    - Input: clear BTN_RIGHT/MIDDLE on buttonpads
    - cifs: fix double free race when mount fails in cifs_get_root()
    - dmaengine: shdma: Fix runtime PM imbalance on error
    - i2c: cadence: allow COMPILE_TEST
    - i2c: qup: allow COMPILE_TEST
    - net: usb: cdc_mbim: avoid altsetting toggling for Telit FN990
    - usb: gadget: don't release an existing dev->buf
    - usb: gadget: clear related members when goto fail
    - ata: pata_hpt37x: fix PCI clock detection
    - ALSA: intel_hdmi: Fix reference to PCM buffer address
    - ASoC: ops: Shift tested values in snd_soc_put_volsw() by +min
    - xfrm: fix MTU regression
    - netfilter: fix use-after-free in __nf_register_net_hook()
    - xfrm: enforce validity of offload input flags
    - netfilter: nf_queue: don't assume sk is full socket
    - netfilter: nf_queue: fix possible use-after-free
    - batman-adv: Request iflink once in batadv-on-batadv check
    - batman-adv: Request iflink once in batadv_get_real_netdevice
    - batman-adv: Don't expect inter-netns unique iflink indices
    - net: dcb: flush lingering app table entries for unregistered devices
    - net/smc: fix unexpected SMC_CLC_DECL_ERR_REGRMB error generated by client
    - net/smc: fix unexpected SMC_CLC_DECL_ERR_REGRMB error cause by server
    - mac80211: fix forwarded mesh frames AC & queue selection
    - net: stmmac: fix return value of __setup handler
    - net: sxgbe: fix return value of __setup handler
    - net: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()
    - efivars: Respect "block" flag in efivar_entry_set_safe()
    - can: gs_usb: change active_channels's type from atomic_t to u8
    - ARM: 9182/1: mmu: fix returns from early_param() and __setup() functions
    - soc: fsl: qe: Check of ioremap return value
    - net: chelsio: cxgb3: check the return value of pci_find_capability()
    - nl80211: Handle nla_memdup failures in handle_nan_filter
    - Input: elan_i2c - move regulator_[en|dis]able() out of
      elan_[en|dis]able_power()
    - Input: elan_i2c - fix regulator enable count imbalance after suspend/resume
    - HID: add mapping for KEY_ALL_APPLICATIONS
    - memfd: fix F_SEAL_WRITE after shmem huge page allocated
    - net: dcb: disable softirqs in dcbnl_flush_dev()
    - hamradio: fix macro redefine warning
    - arm/arm64: Provide a wrapper for SMCCC 1.1 calls
    - arm/arm64: smccc/psci: add arm_smccc_1_1_get_conduit()
    - ARM: report Spectre v2 status through sysfs
    - ARM: early traps initialisation
    - ARM: use LOADADDR() to get load address of sections
    - [Config] updateconfigs for HARDEN_BRANCH_HISTORY
    - ARM: Spectre-BHB workaround
    - ARM: include unprivileged BPF status in Spectre V2 reporting
    - ARM: fix build error when BPF_SYSCALL is disabled
    - ARM: fix co-processor register typo
    - ARM: Do not use NOCROSSREFS directive with ld.lld
    - ARM: fix build warning in proc-v7-bugs.c
    - xen/xenbus: don't let xenbus_grant_ring() remove grants in error case
    - xen/grant-table: add gnttab_try_end_foreign_access()
    - xen/blkfront: don't use gnttab_query_foreign_access() for mapped status
    - xen/netfront: don't use gnttab_query_foreign_access() for mapped status
    - xen/scsifront: don't use gnttab_query_foreign_access() for mapped status
    - xen/gntalloc: don't use gnttab_query_foreign_access()
    - xen: remove gnttab_query_foreign_access()
    - xen/9p: use alloc/free_pages_exact()
    - xen/gnttab: fix gnttab_end_foreign_access() without page specified
    - xen/netfront: react properly to failing gnttab_end_foreign_access_ref()

  * ip6gre driver does not hold device reference (LP: #1968340)
    - ip6_gre: proper dev_{hold|put} in ndo_[un]init methods

  * LRMv6: add multi-architecture support (LP: #1968774)
    - [Packaging] resync dkms-build{,--nvidia-N}

  * Use kernel-testing repo from launchpad for ADT tests (LP: #1968016)
    - [Debian] Use kernel-testing repo from launchpad

  * vmx_ldtr_test in ubuntu_kvm_unit_tests failed (FAIL: Expected 0 for L1 LDTR
    selector (got 50)) (LP: #1956315)
    - KVM: nVMX: Set LDTR to its architecturally defined value on nested VM-Exit

  * Bionic update: upstream stable patchset 2022-03-29 (LP: #1967013)
    - moxart: fix potential use-after-free on remove path
    - x86/mm, mm/hwpoison: Fix the unmap kernel 1:1 pages check condition
    - integrity: check the return value of audit_log_start()
    - ima: Remove ima_policy file before directory
    - ima: Allow template selection with ima_template[_fmt]= after ima_hash=
    - mmc: sdhci-of-esdhc: Check for error num after setting mask
    - net: phy: marvell: Fix MDI-x polarity setting in 88e1118-compatible PHYs
    - NFS: Fix initialisation of nfs_client cl_flags field
    - NFSD: Clamp WRITE offsets
    - NFSv4 only print the label when its queried
    - nfs: nfs4clinet: check the return value of kstrdup()
    - NFSv4.1: Fix uninitialised variable in devicenotify
    - NFSv4 remove zero number of fs_locations entries error check
    - NFSv4 expose nfs_parse_server_name function
    - scsi: target: iscsi: Make sure the np under each tpg is unique
    - usb: dwc2: gadget: don't try to disable ep0 in dwc2_hsotg_suspend
    - net: stmmac: dwmac-sun8i: use return val of readl_poll_timeout()
    - Revert "net: axienet: Wait for PhyRstCmplt after core reset"
    - ARM: dts: imx23-evk: Remove MX23_PAD_SSP1_DETECT from hog group
    - ARM: dts: meson: Fix the UART compatible strings
    - staging: fbtft: Fix error path in fbtft_driver_module_init()
    - ARM: dts: imx6qdl-udoo: Properly describe the SD card detect
    - usb: f_fs: Fix use-after-free for epfile
    - bonding: pair enable_port with slave_arr_updates
    - ipmr,ip6mr: acquire RTNL before calling ip[6]mr_free_table() on failure path
    - net: do not keep the dst cache when uncloning an skb dst and its metadata
    - net: fix a memleak when uncloning an skb dst and its metadata
    - tipc: rate limit warning for received illegal binding update
    - net: amd-xgbe: disable interrupts during pci removal
    - vt_ioctl: fix array_index_nospec in vt_setactivate
    - vt_ioctl: add array_index_nospec to VT_ACTIVATE
    - n_tty: wake up poll(POLLRDNORM) on receiving data
    - usb: ulpi: Move of_node_put to ulpi_dev_release
    - usb: ulpi: Call of_node_put correctly
    - usb: dwc3: gadget: Prevent core from processing stale TRBs
    - USB: gadget: validate interface OS descriptor requests
    - usb: gadget: rndis: check size of RNDIS_MSG_SET command
    - USB: serial: ftdi_sio: add support for Brainboxes US-159/235/320
    - USB: serial: option: add ZTE MF286D modem
    - USB: serial: ch341: add support for GW Instek USB2.0-Serial devices
    - USB: serial: cp210x: add NCR Retail IO box id
    - USB: serial: cp210x: add CPI Bulk Coin Recycler id
    - seccomp: Invalidate seccomp mode to catch death failures
    - hwmon: (dell-smm) Speed up setting of fan speed
    - perf: Fix list corruption in perf_cgroup_switch()
    - net: bridge: fix stale eth hdr pointer in br_dev_xmit
    - Makefile.extrawarn: Move -Wunaligned-access to W=1
    - net: usb: ax88179_178a: Fix out-of-bounds accesses in RX fixup
    - serial: parisc: GSC: fix build when IOSAPIC is not set
    - parisc: Fix data TLB miss in sba_unmap_sg
    - parisc: Fix sglist access in ccio-dma.c
    - btrfs: send: in case of IO error log it
    - net: ieee802154: at86rf230: Stop leaking skb's
    - selftests/zram: Skip max_comp_streams interface on newer kernel
    - selftests/zram01.sh: Fix compression ratio calculation
    - selftests/zram: Adapt the situation that /dev/zram0 is being used
    - ax25: improve the incomplete fix to avoid UAF and NPD bugs
    - vfs: make freeze_super abort when sync_filesystem returns error
    - quota: make dquot_quota_sync return errors from ->sync_fs
    - Revert "module, async: async_synchronize_full() on module init iff async is
      used"
    - iwlwifi: fix use-after-free
    - drm/radeon: Fix backlight control on iMac 12,1
    - xfrm: Don't accidentally set RTO_ONLINK in decode_session4()
    - taskstats: Cleanup the use of task->exit_code
    - vsock: remove vsock from connected table when connect is interrupted by a
      signal
    - iwlwifi: pcie: fix locking when "HW not ready"
    - iwlwifi: pcie: gen2: fix locking when "HW not ready"
    - net: ieee802154: ca8210: Fix lifs/sifs periods
    - ping: fix the dif and sdif check in ping_lookup
    - drop_monitor: fix data-race in dropmon_net_event / trace_napi_poll_hit
    - bonding: fix data-races around agg_select_timer
    - libsubcmd: Fix use-after-free for realloc(..., 0)
    - ALSA: hda: Fix regression on forced probe mask option
    - ALSA: hda: Fix missing codec probe on Shenker Dock 15
    - ASoC: ops: Fix stereo change notifications in snd_soc_put_volsw()
    - ASoC: ops: Fix stereo change notifications in snd_soc_put_volsw_range()
    - powerpc/lib/sstep: fix 'ptesync' build error
    - NFS: LOOKUP_DIRECTORY is also ok with symlinks
    - EDAC: Fix calculation of returned address and next offset in
      edac_align_ptr()
    - net: sched: limit TC_ACT_REPEAT loops
    - dmaengine: sh: rcar-dmac: Check for error num after setting mask
    - i2c: brcmstb: fix support for DSL and CM variants
    - mtd: rawnand: brcmnand: Refactored code to introduce helper functions
    - mtd: rawnand: brcmnand: Fixed incorrect sub-page ECC status
    - KVM: x86/pmu: Use AMD64_RAW_EVENT_MASK for PERF_TYPE_RAW
    - NFS: Do not report writeback errors in nfs_getattr()
    - ARM: OMAP2+: hwmod: Add of_node_put() before break
    - ata: libata-core: Disable TRIM on M88V29
    - tracing: Fix tp_printk option related with tp_printk_stop_on_boot
    - net: usb: qmi_wwan: Add support for Dell DW5829e
    - net: macb: Align the dma and coherent dma masks
    - net: dsa: lan9303: fix reset on probe

  * CVE-2022-27223
    - USB: gadget: validate endpoint index for xilinx udc

  * CVE-2022-26490
    - nfc: st21nfca: Fix potential buffer overflows in EVT_TRANSACTION

  * CVE-2021-26401
    - x86/speculation: Use generic retpoline by default on AMD
    - x86/speculation: Update link to AMD speculation whitepaper
    - x86/speculation: Warn about Spectre v2 LFENCE mitigation
    - x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT

  * CVE-2022-0001
    - x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation
      reporting

 -- Luke Nowakowski-Krijger <luke.nowakowskikrijger@canonical.com>  Thu, 14 Apr 2022 12:09:07 -0700

linux (4.15.0-176.185) bionic; urgency=medium

  * bionic/linux: 4.15.0-176.185 -proposed tracker (LP: #1966771)

  * Bionic update: upstream stable patchset 2022-03-04 (LP: #1963717)
    - can: bcm: fix UAF of bcm op
    - net: bridge: clear bridge's private skb space on xmit
    - s390/hypfs: include z/VM guests with access control group set
    - scsi: zfcp: Fix failed recovery on gone remote port with non-NPIV FCP
      devices
    - udf: Restore i_lenAlloc when inode expansion fails
    - udf: Fix NULL ptr deref when converting from inline format
    - PM: wakeup: simplify the output logic of pm_show_wakelocks()
    - netfilter: nft_payload: do not update layer 4 checksum when mangling
      fragments
    - serial: stm32: fix software flow control transfer
    - tty: n_gsm: fix SW flow control encoding/handling
    - tty: Add support for Brainboxes UC cards.
    - usb-storage: Add unusual-devs entry for VL817 USB-SATA bridge
    - usb: common: ulpi: Fix crash in ulpi_match()
    - usb: gadget: f_sourcesink: Fix isoc transfer for USB_SPEED_SUPER_PLUS
    - USB: core: Fix hang in usb_kill_urb by adding memory barriers
    - usb: typec: tcpm: Do not disconnect while receiving VBUS off
    - net: sfp: ignore disabled SFP node
    - powerpc/32: Fix boot failure with GCC latent entropy plugin
    - lkdtm: Fix content of section containing lkdtm_rodata_do_nothing()
    - i40e: Increase delay to 1 s after global EMP reset
    - i40e: fix unsigned stat widths
    - rpmsg: char: Fix race between the release of rpmsg_ctrldev and cdev
    - rpmsg: char: Fix race between the release of rpmsg_eptdev and cdev
    - scsi: bnx2fc: Flush destroy_work queue before calling bnx2fc_interface_put()
    - ipv6_tunnel: Rate limit warning messages
    - net: fix information leakage in /proc/net/ptype
    - ping: fix the sk_bound_dev_if match in ping_lookup
    - ipv4: avoid using shared IP generator for connected sockets
    - hwmon: (lm90) Reduce maximum conversion rate for G781
    - NFSv4: Handle case where the lookup of a directory fails
    - NFSv4: nfs_atomic_open() can race when looking up a non-regular file
    - net-procfs: show net devices bound packet types
    - drm/msm: Fix wrong size calculation
    - drm/msm/dsi: invalid parameter check in msm_dsi_phy_enable
    - ibmvnic: don't spin in tasklet
    - yam: fix a memory leak in yam_siocdevprivate()
    - ipv4: raw: lock the socket in raw_bind()
    - ipv4: tcp: send zero IPID in SYNACK messages
    - netfilter: nat: remove l4 protocol port rovers
    - netfilter: nat: limit port clash resolution attempts
    - ipheth: fix EOVERFLOW in ipheth_rcvbulk_callback
    - net: amd-xgbe: ensure to reset the tx_timer_active flag
    - net: amd-xgbe: Fix skb data length underflow
    - rtnetlink: make sure to refresh master_dev/m_ops in __rtnl_newlink()
    - af_packet: fix data-race in packet_setsockopt / packet_setsockopt
    - ASoC: ops: Reject out of bounds values in snd_soc_put_volsw()
    - ASoC: ops: Reject out of bounds values in snd_soc_put_volsw_sx()
    - ASoC: ops: Reject out of bounds values in snd_soc_put_xr_sx()
    - drm/nouveau: fix off by one in BIOS boundary checking
    - block: bio-integrity: Advance seed correctly for larger interval sizes
    - RDMA/mlx4: Don't continue event handler after memory allocation failure
    - iommu/vt-d: Fix potential memory leak in intel_setup_irq_remapping()
    - iommu/amd: Fix loop timeout issue in iommu_ga_log_enable()
    - spi: bcm-qspi: check for valid cs before applying chip select
    - spi: mediatek: Avoid NULL pointer crash in interrupt
    - spi: meson-spicc: add IRQ check in meson_spicc_probe
    - net: ieee802154: ca8210: Stop leaking skb's
    - net: ieee802154: Return meaningful error codes from the netlink helpers
    - net: macsec: Verify that send_sci is on when setting Tx sci explicitly
    - drm/i915/overlay: Prevent divide by zero bugs in scaling
    - ASoC: fsl: Add missing error handling in pcm030_fabric_probe
    - scsi: bnx2fc: Make bnx2fc_recv_frame() mp safe
    - nfsd: nfsd4_setclientid_confirm mistakenly expires confirmed client.
    - selftests: futex: Use variable MAKE instead of make
    - rtc: cmos: Evaluate century appropriate
    - EDAC/altera: Fix deferred probing
    - EDAC/xgene: Fix deferred probing
    - ext4: fix error handling in ext4_restore_inline_data()
    - serial: 8250: of: Fix mapped region size when using reg-offset property
    - i40e: Fix issue when maximum queues is exceeded
    - i40e: Fix queues reservation for XDP
    - ipv6: annotate accesses to fn->fn_sernum
    - ibmvnic: init ->running_cap_crqs early

  * Bionic update: upstream stable patchset 2022-03-04 (LP: #1963717) // audit:
    improve audit queue handling when "audit=1" on cmdline (LP: #1965723)
    - audit: improve audit queue handling when "audit=1" on cmdline

  * CVE-2021-43975
    - atlantic: Fix OOB read and write in hw_atl_utils_fw_rpc_wait

  * Packaging resync (LP: #1786013)
    - [Packaging] resync dkms-build{,--nvidia-N} from LRMv5

 -- Luke Nowakowski-Krijger <luke.nowakowskikrijger@canonical.com>  Tue, 29 Mar 2022 09:53:21 -0700

linux (4.15.0-175.184) bionic; urgency=medium

  * bionic/linux: 4.15.0-175.184 -proposed tracker (LP: #1966304)

  * CVE-2022-27666
    - esp: Fix possible buffer overflow in ESP transformation

 -- Luke Nowakowski-Krijger <luke.nowakowskikrijger@canonical.com>  Thu, 24 Mar 2022 09:53:43 -0700

linux (4.15.0-173.182) bionic; urgency=medium

  * bionic/linux: 4.15.0-173.182 -proposed tracker (LP: #1965552)

  * Pick fixup from upstream stable patchset 2022-03-04 to address cert
    failure with clock jitter test on NUC7i3DNHE (LP: #1964213)
    - Bluetooth: refactor malicious adv data check

 -- Stefan Bader <stefan.bader@canonical.com>  Fri, 18 Mar 2022 16:36:32 +0100

# For older changelog entries, run 'apt-get changelog linux-headers-4.15.0-188-generic'
