Security update for the Linux Kernel

Announcement ID: SUSE-SU-2021:0739-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2021-3348 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2021-3348 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 12 SP5
  • SUSE Linux Enterprise Server 12 SP5
  • SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves one vulnerability and has 67 security fixes can now be installed.

Description:

The SUSE Linux Enterprise 12 SP5 kernel Azure was updated to receive various security and bugfixes.

The following security bugs was fixed:

  • CVE-2021-3348: Fixed a use-after-free read in nbd_queue_rq (bsc#1181504).

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 (git-fixes).
  • arm64: Update config file. Set CONFIG_WATCHDOG_SYSFS to true (bsc#1182560)
  • ASoC: cs42l56: fix up error handling in probe (git-fixes).
  • ath9k: fix data bus crash when setting nf_override via debugfs (git-fixes).
  • 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 (git-fixes).
  • 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 (git-fixes).
  • 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 (bsc#1182047).
  • btrfs: do not set path->leave_spinning for truncate (bsc#1181998).
  • btrfs: factor out extent dropping code from hole punch handler (bsc#1182038).
  • btrfs: fix cloning range with a hole when using the NO_HOLES feature (bsc#1182038).
  • 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 (bsc#1182038).
  • 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 (bsc#1181574).
  • 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 (bsc#1181998).
  • 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 (bsc#1182269).
  • btrfs: prop: fix zstd compression parameter validation (bsc#1182269).
  • btrfs: Remove btrfs_inode from btrfs_delayed_inode_reserve_metadata (bsc#1182047).
  • 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 (bsc#1182173).
  • 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 (bsc#1182243).
  • btrfs: Simplify code flow in btrfs_delayed_inode_reserve_metadata (bsc#1182047).
  • 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 (bsc#1182047).
  • btrfs: Use bd_dev to generate index when dev_state_hashtable add items (bsc#1181931).
  • btrfs: use btrfs_ordered_update_i_size in clone_finish_inode_update (bsc#1181998).
  • btrfs: use the file extent tree infrastructure (bsc#1181998).
  • cifs: report error instead of invalid when revalidating a dentry fails (bsc#1177440).
  • dm: avoid filesystem lookup in dm_get_dev_t() (bsc#1178049).
  • ext4: do not remount read-only with errors=continue on reboot (bsc#1182464).
  • 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 (bsc#1182465).
  • 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 (bsc#1114648).
  • fs: fix lazytime expiration handling in __writeback_single_inode() (bsc#1182466).
  • 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 (git-fixes).
  • hwrng: timeriomem - Fix cooldown period calculation (git-fixes).
  • ibmvnic: Clear failover_pending if unable to schedule (bsc#1181960 ltc#190997).
  • 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 git-fixes).
  • 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 (bsc#1182302).
  • 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: (bsc#1182310).
  • 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 (bsc#1182448).
  • 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() (bsc#1179709).
  • libnvdimm/dimm: Avoid race between probe and available_slots_show() (bsc#1170442).
  • mac80211: fix potential overflow when multiplying to u32 integers (git-fixes).
  • 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() (git-fixes).
  • media: tm6000: Fix memleak in tm6000_start_stream (git-fixes).
  • media: vsp1: Fix an error handling path in the probe function (git-fixes).
  • mfd: wm831x-auxadc: Prevent use after free in wm831x_auxadc_read_irq() (git-fixes).
  • 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 (git-fixes).
  • 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 ltc#191273).
  • nbd: Fix memory leak in nbd_add_socket (bsc#1181504).
  • 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 (bsc#1065729).
  • 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. git-fixes).
  • power: reset: at91-sama5d2_shdwc: fix wkupdbc mask (git-fixes).
  • ptrace: reintroduce usage of subjective credentials in ptrace_has_cap() (bsc#1163930).
  • 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).
  • rpm/post.sh: Avoid purge-kernel for the first installed kernel (bsc#1180058)
  • s390/pci: adaptation of iommu to multifunction (bsc#1179612).
  • s390/pci: Mark all VFs as not implementing PCI_COMMAND_MEMORY (bsc#1179612).
  • scsi: qla2xxx: Fix description for parameter ql2xenforce_iocb_limit (bsc#1179142).
  • 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 (git-fixes).
  • 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 (git-fixes).
  • USB: cdc-acm: blacklist another IR Droid device (git-fixes).
  • USB: dwc2: Abort transaction after errors with unknown reason (git-fixes).
  • 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 (git-fixes).
  • 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 (bsc#1179612).
  • 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 (bsc#1114648).
  • 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() (bsc#1065600).
  • xen/netback: fix spurious event detection for common event case (bsc#1182175).
  • 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 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 Server for SAP Applications 12 SP5
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-739=1
  • SUSE Linux Enterprise High Performance Computing 12 SP5
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-739=1
  • SUSE Linux Enterprise Server 12 SP5
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-739=1

Package List:

  • SUSE Linux Enterprise Server for SAP Applications 12 SP5 (nosrc x86_64)
    • kernel-azure-4.12.14-16.47.1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP5 (x86_64)
    • kernel-azure-debugsource-4.12.14-16.47.1
    • kernel-azure-base-4.12.14-16.47.1
    • kernel-azure-base-debuginfo-4.12.14-16.47.1
    • kernel-azure-debuginfo-4.12.14-16.47.1
    • kernel-azure-devel-4.12.14-16.47.1
    • kernel-syms-azure-4.12.14-16.47.1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP5 (noarch)
    • kernel-devel-azure-4.12.14-16.47.1
    • kernel-source-azure-4.12.14-16.47.1
  • SUSE Linux Enterprise High Performance Computing 12 SP5 (nosrc x86_64)
    • kernel-azure-4.12.14-16.47.1
  • SUSE Linux Enterprise High Performance Computing 12 SP5 (x86_64)
    • kernel-azure-debugsource-4.12.14-16.47.1
    • kernel-azure-base-4.12.14-16.47.1
    • kernel-azure-base-debuginfo-4.12.14-16.47.1
    • kernel-azure-debuginfo-4.12.14-16.47.1
    • kernel-azure-devel-4.12.14-16.47.1
    • kernel-syms-azure-4.12.14-16.47.1
  • SUSE Linux Enterprise High Performance Computing 12 SP5 (noarch)
    • kernel-devel-azure-4.12.14-16.47.1
    • kernel-source-azure-4.12.14-16.47.1
  • SUSE Linux Enterprise Server 12 SP5 (nosrc x86_64)
    • kernel-azure-4.12.14-16.47.1
  • SUSE Linux Enterprise Server 12 SP5 (x86_64)
    • kernel-azure-debugsource-4.12.14-16.47.1
    • kernel-azure-base-4.12.14-16.47.1
    • kernel-azure-base-debuginfo-4.12.14-16.47.1
    • kernel-azure-debuginfo-4.12.14-16.47.1
    • kernel-azure-devel-4.12.14-16.47.1
    • kernel-syms-azure-4.12.14-16.47.1
  • SUSE Linux Enterprise Server 12 SP5 (noarch)
    • kernel-devel-azure-4.12.14-16.47.1
    • kernel-source-azure-4.12.14-16.47.1

References: