SUSE-RU-2021:0767-1: important: Security update for the Linux Kernel

sle-updates at sle-updates at
Thu Mar 11 23:21:36 UTC 2021

   SUSE Recommended Update: Security update for the Linux Kernel

Announcement ID:    SUSE-RU-2021:0767-1
Rating:             important
References:         #1065600 #1065729 #1078720 #1081134 #1084610 
                    #1114648 #1163617 #1163930 #1169514 #1170442 
                    #1176855 #1177440 #1178049 #1179082 #1179142 
                    #1179612 #1179709 #1180058 #1181346 #1181574 
                    #1181671 #1181809 #1181854 #1181896 #1181931 
                    #1181960 #1181985 #1181987 #1181996 #1181998 
                    #1182038 #1182047 #1182118 #1182130 #1182140 
                    #1182171 #1182173 #1182175 #1182182 #1182184 
                    #1182195 #1182242 #1182243 #1182248 #1182269 
                    #1182302 #1182307 #1182310 #1182438 #1182447 
                    #1182448 #1182449 #1182460 #1182461 #1182462 
                    #1182463 #1182464 #1182465 #1182466 #1182560 
                    #1182561 #1182571 #1182590 #1182610 #1182612 
                    #1182650 #1182652 
Affected Products:
                    SUSE Linux Enterprise Real Time Extension 12-SP5

   An update that has 67 recommended fixes can now be


   The SUSE Linux Enterprise 12 SP5 kernel RT was updated to receive various

   The following non-security bugs were fixed:

   - ACPI: configfs: add missing check after
     configfs_register_default_group() (git-fixes).
   - ACPI: property: Fix fwnode string properties matching (git-fixes).
   - ACPI: property: Satisfy kernel doc validator (part 1) (git-fixes).
   - ALSA: usb-audio: Fix PCM buffer allocation in non-vmalloc mode
   - arm64: Update config file. Set CONFIG_WATCHDOG_SYSFS to true
   - ASoC: cs42l56: fix up error handling in probe (git-fixes).
   - ath9k: fix data bus crash when setting nf_override via debugfs
   - block: fix use-after-free in disk_part_iter_next (bsc#1182610).
   - Bluetooth: btqcomsmd: Fix a resource leak in error handling paths in the
     probe function (git-fixes).
   - Bluetooth: drop HCI device reference before return (git-fixes).
   - Bluetooth: Fix initializing response id after clearing struct
   - Bluetooth: Put HCI device if inquiry procedure interrupts (git-fixes).
   - bonding: Fix reference count leak in bond_sysfs_slave_add (git-fixes).
   - bonding: wait for sysfs kobject destruction before freeing struct slave
   - BTRFS: Cleanup try_flush_qgroup (bsc#1182047).
   - BTRFS: correctly calculate item size used when item key collision
     happens (bsc#1181996).
   - BTRFS: correctly validate compression type (bsc#1182269).
   - BTRFS: delete the ordered isize update code (bsc#1181998).
   - BTRFS: Do not flush from btrfs_delayed_inode_reserve_metadata
   - BTRFS: do not set path->leave_spinning for truncate (bsc#1181998).
   - BTRFS: factor out extent dropping code from hole punch handler
   - BTRFS: fix cloning range with a hole when using the NO_HOLES feature
   - BTRFS: fix data bytes_may_use underflow with fallocate due to failed
     quota reserve (bsc#1182130)
   - BTRFS: fix ENOSPC errors, leading to transaction aborts, when cloning
     extents (bsc#1182038).
   - BTRFS: fix hole extent items with a zero size after range cloning
   - BTRFS: fix lost i_size update after cloning inline extent (bsc#1181998).
   - BTRFS: fix mount failure caused by race with umount (bsc#1182248).
   - BTRFS: Fix race between extent freeing/allocation when using bitmaps
   - BTRFS: fix unexpected cow in run_delalloc_nocow (bsc#1181987).
   - BTRFS: fix unexpected failure of nocow buffered writes after
     snapshotting when low on space (bsc#1181987).
   - BTRFS: Free correct amount of space in
     btrfs_delayed_inode_reserve_metadata (bsc#1182047).
   - BTRFS: incremental send, fix file corruption when no-holes feature is
     enabled (bsc#1182184).
   - BTRFS: Introduce extent_io_tree::owner to distinguish different io_trees
   - BTRFS: introduce per-inode file extent tree (bsc#1181998).
   - BTRFS: prepare for extensions in compression options (bsc#1182269).
   - BTRFS: prop: fix vanished compression property after failed set
   - BTRFS: prop: fix zstd compression parameter validation (bsc#1182269).
   - BTRFS: Remove btrfs_inode from btrfs_delayed_inode_reserve_metadata
   - BTRFS: replace all uses of btrfs_ordered_update_i_size (bsc#1181998).
   - BTRFS: send, allow clone operations within the same file (bsc#1182173)
   - BTRFS: send, do not issue unnecessary truncate operations (bsc#1182173)
   - BTRFS: send, fix emission of invalid clone operations within the same
     file (bsc#1182173)
   - BTRFS: send, fix incorrect file layout after hole punching beyond eof
   - BTRFS: send: fix invalid clone operations when cloning from the same
     file and root (bsc#1182173)
   - BTRFS: send, fix missing truncate for inode with prealloc extent past
     eof (bsc#1182173).
   - BTRFS: send, orphanize first all conflicting inodes when processing
     references (bsc#1182243 bsc#1182242).
   - BTRFS: send, recompute reference path after orphanization of a directory
   - BTRFS: Simplify code flow in btrfs_delayed_inode_reserve_metadata
   - BTRFS: transaction: Avoid deadlock due to bad initialization timing of
     fs_info::journal_info (bsc#1181931).
   - BTRFS: Unlock extents in btrfs_zero_range in case of errors
   - BTRFS: Use bd_dev to generate index when dev_state_hashtable add items
   - BTRFS: use btrfs_ordered_update_i_size in clone_finish_inode_update
   - BTRFS: use the file extent tree infrastructure (bsc#1181998).
   - cifs: report error instead of invalid when revalidating a dentry fails
   - dm: avoid filesystem lookup in dm_get_dev_t() (bsc#1178049).
   - Drivers: hv: vmbus: Avoid use-after-free in vmbus_onoffer_rescind()
   - Exclude Symbols.list again. Removing the exclude builds
     vanilla/linux-next builds. Fixes: 55877625c800 ("
     Package the obj_install_dir as explicit filelist.")
   - ext4: do not remount read-only with errors=continue on reboot
   - ext4: fix a memory leak of ext4_free_data (bsc#1182447).
   - ext4: fix bug for rename with RENAME_WHITEOUT (bsc#1182449).
   - ext4: fix deadlock with fs freezing and EA inodes (bsc#1182463).
   - ext4: fix superblock checksum failure when setting password salt
   - fgraph: Initialize tracing_graph_pause at task creation (git-fixes).
   - firmware: imx: select SOC_BUS to fix firmware build (git-fixes).
   - Fix unsynchronized access to sev members through svm_register_enc_region
   - fs: fix lazytime expiration handling in __writeback_single_inode()
   - fs: move I_DIRTY_INODE to fs.h (bsc#1182612).
   - HID: core: detect and skip invalid inputs to snto32() (git-fixes).
   - HID: wacom: Ignore attempts to overwrite the touch_max value from HID
   - hwrng: timeriomem - Fix cooldown period calculation (git-fixes).
   - ibmvnic: Clear failover_pending if unable to schedule (bsc#1181960
   - ibmvnic: device remove has higher precedence over reset (bsc#1065729).
   - ibmvnic: fix a race between open and reset (bsc#1176855 ltc#187293).
   - ibmvnic: fix login buffer memory leak (bsc#1081134 ltc#164631).
   - ibmvnic: serialize access to work queue on remove (bsc#1065729).
   - ibmvnic: Set to CLOSED state even on error (bsc#1084610 ltc#165122
   - Input: elo - fix an error code in elo_connect() (git-fixes).
   - Input: joydev - prevent potential read overflow in ioctl (git-fixes).
   - iwlwifi: exclude GEO SAR support for 3168 (git-fixes).
   - kABI: Fix kABI for 12856e7acde4 PCI/IOV: Mark VFs as not implementing
     PCI_COMMAND_MEMORY (bsc#1179612).
   - kernel-binary.spec: Add back initrd and image symlink ghosts to filelist
     (bsc#1182140). Fixes: 76a9256314c3 ("rpm/kernel-{source,binary}.spec: do
     not include ghost symlinks (boo#1179082).")
   - kernfs: deal with kernfs_fill_super() failures (bsc#1181809).
   - KVM: apic: Flush TLB after APIC mode/address change if VPIDs are in use
   - KVM: Fix kABI for set_virtual_apic_mode (bsc#1182310).
   - KVM: Fix kABI for tlb_flush (bsc#1182195).
   - kvm-vmx-Basic-APIC-virtualization-controls-have-thre.patch:
   - KVM: VMX: check for existence of secondary exec controls before
     accessing (bsc#1182438).
   - KVM: VMX: hide flexpriority from guest when disabled at the module level
   - kvm-vmx-Introduce-lapic_mode-enumeration.patch: (bsc#1182307).
   - KVM: x86: emulate RDPID (bsc#1182182).
   - KVM: x86: emulating RDPID failure shall return #UD rather than
   - KVM: X86: introduce invalidate_gpa argument to tlb flush (bsc#1182195).
   - libfs: fix error cast of negative value in simple_attr_write()
   - libnvdimm/dimm: Avoid race between probe and available_slots_show()
   - mac80211: fix potential overflow when multiplying to u32 integers
   - media: cx25821: Fix a bug when reallocating some dma memory (git-fixes).
   - media: media/pci: Fix memleak in empress_init (git-fixes).
   - media: pwc: Use correct device for DMA (git-fixes).
   - media: pxa_camera: declare variable when DEBUG is defined (git-fixes).
   - media: qm1d1c0042: fix error return code in qm1d1c0042_init()
   - media: tm6000: Fix memleak in tm6000_start_stream (git-fixes).
   - media: vsp1: Fix an error handling path in the probe function
   - mfd: wm831x-auxadc: Prevent use after free in wm831x_auxadc_read_irq()
   - misc: eeprom_93xx46: Add module alias to avoid breaking support for non
     device tree users (git-fixes).
   - misc: eeprom_93xx46: Fix module alias to enable module autoprobe
   - mmc: usdhi6rol0: Fix a resource leak in the error handling path of the
     probe (git-fixes).
   - mm/pmem: avoid inserting hugepage PTE entry with fsdax if hugepage
     support is disabled (bsc#1181896 ltc#191273).
   - mm: thp: kABI: move the added flag to the end of enum (bsc#1181896
   - net: bcmgenet: add support for ethtool rxnfc flows (git-fixes).
   - net: bcmgenet: code movement (git-fixes).
   - net: bcmgenet: fix mask check in bcmgenet_validate_flow() (git-fixes).
   - net: bcmgenet: Fix WoL with password after deep sleep (git-fixes).
   - net: bcmgenet: re-remove bcmgenet_hfb_add_filter (git-fixes).
   - net: bcmgenet: set Rx mode before starting netif (git-fixes).
   - net: bcmgenet: use __be16 for htons(ETH_P_IP) (git-fixes).
   - net: bcmgenet: Use correct I/O accessors (git-fixes).
   - net: lpc-enet: fix error return code in lpc_mii_init() (git-fixes).
   - net/mlx4_en: Handle TX error CQE (bsc#1181854).
   - net: moxa: Fix a potential double 'free_irq()' (git-fixes).
   - net: sun: fix missing release regions in cas_init_one() (git-fixes).
   - nvme-multipath: Early exit if no path is available (git-fixes).
   - objtool: Do not fail on missing symbol table (bsc#1169514).
   - PCI/IOV: Mark VFs as not implementing PCI_COMMAND_MEMORY (bsc#1179612).
   - powerpc/book3s64/hash: Add cond_resched to avoid soft lockup warning
     (bsc#1182571 ltc#191345).
   - powerpc: Fix alignment bug within the init sections (bsc#1065729).
   - powerpc/perf: Exclude kernel samples while counting events in user space
   - powerpc/perf/hv-24x7: Dont create sysfs event files for dummy events
     (bsc#1182118 ltc#190624).
   - powerpc/pseries/dlpar: handle ibm, configure-connector delay status
     (bsc#1181985 ltc#188074).
   - powerpc/pseries/eeh: Make pseries_pcibios_bus_add_device() static
     (bsc#1078720, git-fixes).
   - powerpc/pseries: extract host bridge from pci_bus prior to bus removal
     (bsc#1182171 ltc#190900).
   - powerpc/pseries/ras: Make init_ras_hotplug_IRQ() static (bsc#1065729.
   - power: reset: at91-sama5d2_shdwc: fix wkupdbc mask (git-fixes).
   - ptrace: reintroduce usage of subjective credentials in ptrace_has_cap()
   - ptrace: Set PF_SUPERPRIV when checking capability (bsc#1163930).
   - quota: Fix error codes in v2_read_file_info() (bsc#1182652).
   - quota: Fix memory leak when handling corrupted quota file (bsc#1182650).
   - quota: Sanity-check quota file headers on load (bsc#1182461).
   - regulator: axp20x: Fix reference cout leak (git-fixes).
   - reiserfs: add check for an invalid ih_entry_count (bsc#1182462).
   - reset: hisilicon: correct vendor prefix (git-fixes).
   - rpm/ Avoid purge-kernel for the first installed kernel
   - s390/pci: adaptation of iommu to multifunction (bsc#1179612).
   - s390/pci: Mark all VFs as not implementing PCI_COMMAND_MEMORY
   - scsi: qla2xxx: Fix description for parameter ql2xenforce_iocb_limit
   - scsi: target: Fix truncated PR-in ReadKeys response (bsc#1182590).
   - scsi: target: fix unmap_zeroes_data boolean initialisation (bsc#1163617).
   - staging: rtl8723bs: wifi_regd.c: Fix incorrect number of regulatory
     rules (git-fixes).
   - tools lib traceevent: Fix "robust" test of do_generate_dynamic_list_file
   - tpm_tis: Clean up locality release (git-fixes).
   - tpm_tis: Fix check_locality for correct locality acquisition (git-fixes).
   - tracing: Check length before giving out the filter buffer (git-fixes).
   - tracing: Do not count ftrace events in top level enable output
   - USB: cdc-acm: blacklist another IR Droid device (git-fixes).
   - USB: dwc2: Abort transaction after errors with unknown reason
   - USB: dwc2: Make "trimming xfer length" a debug message (git-fixes).
   - USB: musb: Fix runtime PM race in musb_queue_resume_work (git-fixes).
   - USB: serial: cp210x: add new VID/PID for supporting Teraoka AD2000
   - USB: serial: cp210x: add pid/vid for WSDA-200-USB (git-fixes).
   - USB: serial: mos7720: fix error code in mos7720_write() (git-fixes).
   - USB: serial: mos7720: improve OOM-handling in read_mos_reg() (git-fixes).
   - USB: serial: mos7840: fix error code in mos7840_write() (git-fixes).
   - USB: serial: option: Adding support for Cinterion MV31 (git-fixes).
   - USB: serial: option: add LongSung M5710 module support (git-fixes).
   - USB: uas: Add PNY USB Portable SSD to unusual_uas (git-fixes).
   - USB: usblp: fix DMA to stack (git-fixes).
   - vfio/pci: Decouple PCI_COMMAND_MEMORY bit checks from is_virtfn
   - vmxnet3: Remove buf_info from device accessible structures (bsc#1181671).
   - writeback: Drop I_DIRTY_TIME_EXPIRE (bsc#1182460).
   - x86/apic: Add extra serialization for non-serializing MSRs (bsc#1114648).
   - x86/efistub: Disable paging at mixed mode entry (bsc#1114648).
   - x86/entry/64/compat: Fix "x86/entry/64/compat: Preserve r8-r11 in int
     $0x80" (bsc#1114648).
   - x86/entry/64/compat: Preserve r8-r11 in int $0x80 (bsc#1114648).
   - x86/resctrl: Fix incorrect local bandwidth when mba_sc is enabled
   - x86/resctrl: Remove unused struct mbm_state::chunks_bw (bsc#1114648).
   - xen-blkfront: allow discard-* nodes to be optional (bsc#1181346).
   - xen/netback: avoid race in xenvif_rx_ring_slots_available()
   - xen/netback: fix spurious event detection for common event case
   - xfs: reduce quota reservation when doing a dax unwritten extent
     conversion (git-fixes bsc#1182561).
   - xhci: fix bounce buffer usage for non-sg list case (git-fixes).

Special Instructions and Notes:

   Please reboot the system after installing this update.

Patch Instructions:

   To install this SUSE Recommended Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Real Time Extension 12-SP5:

      zypper in -t patch SUSE-SLE-RT-12-SP5-2021-767=1

Package List:

   - SUSE Linux Enterprise Real Time Extension 12-SP5 (x86_64):


   - SUSE Linux Enterprise Real Time Extension 12-SP5 (noarch):



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