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Sigurnosni nedostaci jezgre operacijskog sustava

  • Detalji os-a: WN7
  • Važnost: IMP
  • Operativni sustavi: L
  • Kategorije: LSU

openSUSE Security Update: Security update for the Linux Kernel

Announcement ID: openSUSE-SU-2020:1906-1
Rating: important
References: #1055014 #1055186 #1061843 #1065600 #1065729
#1066382 #1077428 #1129923 #1134760 #1149032
#1152489 #1163592 #1164648 #1166146 #1166166
#1167030 #1170415 #1174748 #1174969 #1175052
#1175306 #1175749 #1175898 #1176354 #1176485
#1176713 #1177086 #1177281 #1177353 #1177410
#1177411 #1177470 #1177739 #1177749 #1177750
#1177754 #1177755 #1177765 #1177766 #1177799
#1177801 #1177814 #1177817 #1177854 #1177855
#1177856 #1177861 #1178002 #1178079 #1178123
#1178166 #1178173 #1178175 #1178176 #1178177
#1178183 #1178184 #1178185 #1178186 #1178190
#1178191 #1178246 #1178255 #1178307 #1178330
#1178393 #1178395 #1178461 #1178579 #1178581
#1178584 #1178585
Cross-References: CVE-2020-14351 CVE-2020-16120 CVE-2020-25285
CVE-2020-25656 CVE-2020-25668 CVE-2020-25704
Affected Products:
openSUSE Leap 15.2

An update that solves 7 vulnerabilities and has 65 fixes is
now available.


The openSUSE Leap 15.2 kernel was updated to receive various security and

The following security bugs were fixed:

– CVE-2020-25704: Fixed a memory leak in perf_event_parse_addr_filter()
– CVE-2020-25668: Make FONTX ioctl use the tty pointer they were actually
passed (bsc#1178123).
– CVE-2020-25656: Extend func_buf_lock to readers (bnc#1177766).
– CVE-2020-25285: Fixed a race condition between hugetlb sysctl handlers
in mm/hugetlb.c in the Linux kernel could be used by local attackers to
corrupt memory, cause a NULL pointer dereference, or possibly have
unspecified other impact, aka CID-17743798d812 (bnc#1176485).
– CVE-2020-14351: Fixed race in the perf_mmap_close() function
– CVE-2020-8694: Restrict energy meter to root access (bsc#1170415).
– CVE-2020-16120: Check permission to open real file in overlayfs

The following non-security bugs were fixed:

– ACPI: Always build evged in (git-fixes).
– ACPI: button: fix handling lid state changes when input device closed
– ACPI: configfs: Add missing config_item_put() to fix refcount leak
– acpi-cpufreq: Honor _PSD table setting on new AMD CPUs (git-fixes).
– ACPI: debug: do not allow debugging when ACPI is disabled (git-fixes).
– ACPI / extlog: Check for RDMSR failure (git-fixes).
– ACPI: video: use ACPI backlight for HP 635 Notebook (git-fixes).
– act_ife: load meta modules before tcf_idr_check_alloc()
– ALSA: ac97: (cosmetic) align argument names (git-fixes).
– ALSA: aoa: i2sbus: use DECLARE_COMPLETION_ONSTACK() macro (git-fixes).
– ALSA: asihpi: fix spellint typo in comments (git-fixes).
– ALSA: atmel: ac97: clarify operator precedence (git-fixes).
– ALSA: bebob: potential info leak in hwdep_read() (git-fixes).
– ALSA: compress_offload: remove redundant initialization (git-fixes).
– ALSA: core: init: use DECLARE_COMPLETION_ONSTACK() macro (git-fixes).
– ALSA: core: pcm: simplify locking for timers (git-fixes).
– ALSA: core: timer: clarify operator precedence (git-fixes).
– ALSA: core: timer: remove redundant assignment (git-fixes).
– ALSA: ctl: Workaround for lockdep warning wrt card->ctl_files_rwlock
– ALSA: fireworks: use semicolons rather than commas to separate
statements (git-fixes).
– ALSA: fix kernel-doc markups (git-fixes).
– ALSA: hda: auto_parser: remove shadowed variable declaration (git-fixes).
– ALSA: hda: (cosmetic) align function parameters (git-fixes).
– ALSA: hda – Do not register a cb func if it is registered already
– ALSA: hda – Fix the return value if cb func is already registered
– ALSA: hda/hdmi: fix incorrect locking in hdmi_pcm_close (git-fixes).
– ALSA: hda: prevent undefined shift in snd_hdac_ext_bus_get_link()
– ALSA: hda/realtek – Add mute Led support for HP Elitebook 845 G7
– ALSA: hda/realtek: Enable audio jacks of ASUS D700SA with ALC887
– ALSA: hda/realtek – Enable headphone for ASUS TM420 (git-fixes).
– ALSA: hda/realtek – Fixed HP headset Mic can’t be detected (git-fixes).
– ALSA: hda/realtek – set mic to auto detect on a HP AIO machine
– ALSA: hda/realtek – The front Mic on a HP machine does not work
– ALSA: hda: use semicolons rather than commas to separate statements
– ALSA: hdspm: Fix typo arbitary (git-fixes).
– ALSA: mixart: Correct comment wrt obsoleted tasklet usage (git-fixes).
– ALSA: portman2x4: fix repeated word ‘if’ (git-fixes).
– ALSA: rawmidi: (cosmetic) align function parameters (git-fixes).
– ALSA: seq: oss: Avoid mutex lock for a long-time ioctl (git-fixes).
– ALSA: sparc: dbri: fix repeated word ‘the’ (git-fixes).
– ALSA: usb-audio: Add implicit feedback quirk for MODX (git-fixes).
– ALSA: usb-audio: Add implicit feedback quirk for Qu-16 (git-fixes).
– ALSA: usb-audio: Add implicit feedback quirk for Zoom UAC-2 (git-fixes).
– ALSA: usb-audio: Add mixer support for Pioneer DJ DJM-250MK2 (git-fixes).
– ALSA: usb-audio: add usb vendor id as DSD-capable for Khadas devices
– ALSA: usb-audio: endpoint.c: fix repeated word ‘there’ (git-fixes).
– ALSA: usb-audio: fix spelling mistake “Frequence” -> “Frequency”
– ALSA: usb-audio: Line6 Pod Go interface requires static clock rate quirk
– ALSA: usb: scarless_gen2: fix endianness issue (git-fixes).
– ALSA: vx: vx_core: clarify operator precedence (git-fixes).
– ALSA: vx: vx_pcm: remove redundant assignment (git-fixes).
– ASoC: codecs: wcd9335: Set digital gain range correctly (git-fixes).
– ASoC: cs42l51: manage mclk shutdown delay (git-fixes).
– ASoC: fsl: imx-es8328: add missing put_device() call in
imx_es8328_probe() (git-fixes).
– ASoC: fsl_sai: Instantiate snd_soc_dai_driver (git-fixes).
– ASoC: Intel: kbl_rt5663_max98927: Fix kabylake_ssp_fixup function
– ASoC: qcom: lpass-cpu: fix concurrency issue (git-fixes).
– ASoC: qcom: lpass-platform: fix memory leak (git-fixes).
– ASoC: qcom: sdm845: set driver name correctly (git-fixes).
– ASoC: sun50i-codec-analog: Fix duplicate use of ADC enable bits
– ASoC: tlv320aic32x4: Fix bdiv clock rate derivation (git-fixes).
– ata: sata_rcar: Fix DMA boundary mask (git-fixes).
– ath10k: check idx validity in __ath10k_htt_rx_ring_fill_n() (git-fixes).
– ath10k: Fix the size used in a ‘dma_free_coherent()’ call in an error
handling path (git-fixes).
– ath10k: fix VHT NSS calculation when STBC is enabled (git-fixes).
– ath10k: provide survey info as accumulated data (git-fixes).
– ath10k: start recovery process when payload length exceeds max htc
length for sdio (git-fixes).
– ath6kl: prevent potential array overflow in ath6kl_add_new_sta()
– ath6kl: wmi: prevent a shift wrapping bug in
ath6kl_wmi_delete_pstream_cmd() (git-fixes).
– ath9k: Fix potential out of bounds in ath9k_htc_txcompletion_cb()
– ath9k: hif_usb: fix race condition between usb_get_urb() and
usb_kill_anchored_urbs() (git-fixes).
– ath9k_htc: Use appropriate rs_datalen type (git-fixes).
– backlight: sky81452-backlight: Fix refcount imbalance on error
– blk-mq: order adding requests to hctx->dispatch and checking
SCHED_RESTART (bsc#1177750).
– block: ensure bdi->io_pages is always initialized (bsc#1177749).
– block: Fix page_is_mergeable() for compound pages (bsc#1177814).
– block: Set same_page to false in __bio_try_merge_page if ret is false
– Bluetooth: btusb: Fix memleak in btusb_mtk_submit_wmt_recv_urb
– Bluetooth: hci_uart: Cancel init work before unregistering (git-fixes).
– Bluetooth: MGMT: Fix not checking if BT_HS is enabled (git-fixes).
– Bluetooth: Only mark socket zapped after unlocking (git-fixes).
– bnxt_en: Protect bnxt_set_eee() and bnxt_set_pauseparam() with mutex
– bonding: show saner speed for broadcast mode
– brcm80211: fix possible memleak in brcmf_proto_msgbuf_attach (git-fixes).
– brcmfmac: check ndev pointer (git-fixes).
– brcmsmac: fix memory leak in wlc_phy_attach_lcnphy (git-fixes).
– btrfs: Account for merged patches upstream Move below patches to sorted
– btrfs: add owner and fs_info to alloc_state io_tree (bsc#1177854).
– btrfs: allocate scrub workqueues outside of locks (bsc#1178183).
– btrfs: cleanup cow block on error (bsc#1178584).
– btrfs: do not force read-only after error in drop snapshot (bsc#1176354).
– btrfs: drop path before adding new uuid tree entry (bsc#1178176).
– btrfs: fix filesystem corruption after a device replace (bsc#1178395).
– btrfs: fix NULL pointer dereference after failure to create snapshot
– btrfs: fix overflow when copying corrupt csums for a message
– btrfs: fix space cache memory leak after transaction abort (bsc#1178173).
– btrfs: move btrfs_rm_dev_replace_free_srcdev outside of all locks
– btrfs: move btrfs_scratch_superblocks into btrfs_dev_replace_finishing
– btrfs: qgroup: fix qgroup meta rsv leak for subvolume operations
– btrfs: qgroup: fix wrong qgroup metadata reserve for delayed inode
– btrfs: reschedule if necessary when logging directory items
– btrfs: send, orphanize first all conflicting inodes when processing
references (bsc#1178579).
– btrfs: send, recompute reference path after orphanization of a directory
– btrfs: set the correct lockdep class for new nodes (bsc#1178184).
– btrfs: set the lockdep class for log tree extent buffers (bsc#1178186).
– btrfs: tree-checker: fix false alert caused by legacy btrfs root item
– can: can_create_echo_skb(): fix echo skb generation: always use
skb_clone() (git-fixes).
– can: c_can: reg_map_{c,d}_can: mark as __maybe_unused (git-fixes).
– can: dev: __can_get_echo_skb(): fix real payload length return value for
RTR frames (git-fixes).
– can: dev: can_get_echo_skb(): prevent call to kfree_skb() in hard IRQ
context (git-fixes).
– can: flexcan: flexcan_chip_stop(): add error handling and propagate
error value (git-fixes).
– can: flexcan: flexcan_remove(): disable wakeup completely (git-fixes).
– can: flexcan: remove ack_grp and ack_bit handling from driver
– can: flexcan: remove FLEXCAN_QUIRK_DISABLE_MECR quirk for LS1021A
– can: peak_canfd: pucan_handle_can_rx(): fix echo management when
loopback is on (git-fixes).
– can: peak_usb: add range checking in decode operations (git-fixes).
– can: peak_usb: peak_usb_get_ts_time(): fix timestamp wrapping
– can: rx-offload: do not call kfree_skb() from IRQ context (git-fixes).
– can: softing: softing_card_shutdown(): add braces around empty body in
an ‘if’ statement (git-fixes).
– ceph: promote to unsigned long long before shifting (bsc#1178175).
– clk: at91: clk-main: update key before writing AT91_CKGR_MOR (git-fixes).
– clk: at91: remove the checking of parent_name (git-fixes).
– clk: bcm2835: add missing release if devm_clk_hw_register fails
– clk: imx8mq: Fix usdhc parents order (git-fixes).
– clk: keystone: sci-clk: fix parsing assigned-clock data during probe
– clk: meson: g12a: mark fclk_div2 as critical (git-fixes).
– clk: qcom: gcc-sdm660: Fix wrong parent_map (git-fixes).
– crypto: ccp – fix error handling (git-fixes).
– cxgb4: fix memory leak during module unload (networking-stable-20_09_24).
– cxgb4: Fix offset when clearing filter byte counters
– cxl: Rework error message for incompatible slots (bsc#1055014 git-fixes).
– dax: Fix compilation for CONFIG_DAX && !CONFIG_FS_DAX (bsc#1177817).
– Disable module compression on SLE15 SP2 (bsc#1178307)
– dma-direct: add missing set_memory_decrypted() for coherent mapping
(bsc#1175898, ECO-2743).
– dma-direct: always align allocation size in dma_direct_alloc_pages()
(bsc#1175898, ECO-2743).
– dma-direct: atomic allocations must come from atomic coherent pools
(bsc#1175898, ECO-2743).
– dma-direct: check return value when encrypting or decrypting memory
(bsc#1175898, ECO-2743).
– dma-direct: consolidate the error handling in dma_direct_alloc_pages
(bsc#1175898, ECO-2743).
– dma-direct: make uncached_kernel_address more general (bsc#1175898,
– dma-direct: provide function to check physical memory area validity
(bsc#1175898, ECO-2743).
– dma-direct: provide mmap and get_sgtable method overrides (bsc#1175898,
– dma-direct: re-encrypt memory if dma_direct_alloc_pages() fails
(bsc#1175898, ECO-2743).
– dma-direct: remove __dma_direct_free_pages (bsc#1175898, ECO-2743).
– dma-direct: remove the dma_handle argument to __dma_direct_alloc_pages
(bsc#1175898, ECO-2743).
– dmaengine: dma-jz4780: Fix race in jz4780_dma_tx_status (git-fixes).
– dmaengine: dmatest: Check list for emptiness before access its last
entry (git-fixes).
– dmaengine: dw: Activate FIFO-mode for memory peripherals only
– dma-mapping: add a dma_can_mmap helper (bsc#1175898, ECO-2743).
– dma-mapping: always use VM_DMA_COHERENT for generic DMA remap
(bsc#1175898, ECO-2743).
– dma-mapping: DMA_COHERENT_POOL should select GENERIC_ALLOCATOR
(bsc#1175898, ECO-2743).
– dma-mapping: make dma_atomic_pool_init self-contained (bsc#1175898,
– dma-mapping: merge the generic remapping helpers into dma-direct
(bsc#1175898, ECO-2743).
– dma-mapping: remove arch_dma_mmap_pgprot (bsc#1175898, ECO-2743).
– dma-mapping: warn when coherent pool is depleted (bsc#1175898, ECO-2743).
– dma-pool: add additional coherent pools to map to gfp mask (bsc#1175898,
– dma-pool: add pool sizes to debugfs (bsc#1175898, ECO-2743).
– dma-pool: decouple DMA_REMAP from DMA_COHERENT_POOL (bsc#1175898,
– dma-pool: do not allocate pool memory from CMA (bsc#1175898, ECO-2743).
– dma-pool: dynamically expanding atomic pools (bsc#1175898, ECO-2743).
– dma-pool: Fix an uninitialized variable bug in atomic_pool_expand()
(bsc#1175898, ECO-2743).
– dma-pool: fix coherent pool allocations for IOMMU mappings (bsc#1175898,
– dma-pool: fix too large DMA pools on medium memory size systems
(bsc#1175898, ECO-2743).
– dma-pool: get rid of dma_in_atomic_pool() (bsc#1175898, ECO-2743).
– dma-pool: introduce dma_guess_pool() (bsc#1175898, ECO-2743).
– dma-pool: make sure atomic pool suits device (bsc#1175898, ECO-2743).
– dma-pool: Only allocate from CMA when in same memory zone (bsc#1175898,
– dma-pool: scale the default DMA coherent pool size with memory capacity
(bsc#1175898, ECO-2743).
– dma-remap: separate DMA atomic pools from direct remap code
(bsc#1175898, ECO-2743).
– dm: Call proper helper to determine dax support (bsc#1177817).
– dm/dax: Fix table reference counts (bsc#1178246).
– docs: driver-api: remove a duplicated index entry (git-fixes).
– drivers: watchdog: rdc321x_wdt: Fix race condition bugs (git-fixes).
– EDAC/i5100: Fix error handling order in i5100_init_one() (bsc#1152489).
– eeprom: at25: set minimum read/write access stride to 1 (git-fixes).
– exfat: fix name_hash computation on big endian systems (git-fixes).
– exfat: fix overflow issue in exfat_cluster_to_sector() (git-fixes).
– exfat: fix possible memory leak in exfat_find() (git-fixes).
– exfat: fix use of uninitialized spinlock on error path (git-fixes).
– exfat: fix wrong hint_stat initialization in exfat_find_dir_entry()
– exfat: fix wrong size update of stream entry by typo (git-fixes).
– extcon: ptn5150: Fix usage of atomic GPIO with sleeping GPIO chips
– futex: Adjust absolute futex timeouts with per time namespace offset
– futex: Consistently use fshared as boolean (bsc#1149032).
– futex: Fix incorrect should_fail_futex() handling (bsc#1149032).
– futex: Remove put_futex_key() (bsc#1149032).
– futex: Remove unused or redundant includes (bsc#1149032).
– gre6: Fix reception with IP6_TNL_F_RCV_DSCP_COPY
– gtp: add GTPA_LINK info to msg sent to userspace
– HID: hid-input: fix stylus battery reporting (git-fixes).
– HID: ite: Add USB id match for Acer One S1003 keyboard dock (git-fixes).
– HID: roccat: add bounds checking in kone_sysfs_write_settings()
– HID: wacom: Avoid entering wacom_wac_pen_report for pad / battery
– hyperv_fb: Update screen_info after removing old framebuffer
– i2c: core: Restore acpi_walk_dep_device_list() getting called after
registering the ACPI i2c devs (git-fixes).
– i2c: imx: Fix external abort on interrupt in exit paths (git-fixes).
– i2c: rcar: Auto select RESET_CONTROLLER (git-fixes).
– i3c: master add i3c_master_attach_boardinfo to preserve boardinfo
– i3c: master: Fix error return in cdns_i3c_master_probe() (git-fixes).
– ibmveth: Identify ingress large send packets (bsc#1178185 ltc#188897).
– ibmveth: Switch order of ibmveth_helper calls (bsc#1061843 git-fixes).
– ibmvnic: fix ibmvnic_set_mac (bsc#1066382 ltc#160943 git-fixes).
– ibmvnic: save changed mac address to adapter->mac_addr (bsc#1134760
ltc#177449 git-fixes).
– ibmvnic: set up 200GBPS speed (bsc#1129923 git-fixes).
– icmp: randomize the global rate limiter (git-fixes).
– ida: Free allocated bitmap in error path (git-fixes).
– iio:accel:bma180: Fix use of true when should be iio_shared_by enum
– iio: adc: gyroadc: fix leak of device node iterator (git-fixes).
– iio: adc: stm32-adc: fix runtime autosuspend delay when slow polling
– iio:adc:ti-adc0832 Fix alignment issue with timestamp (git-fixes).
– iio:adc:ti-adc12138 Fix alignment issue with timestamp (git-fixes).
– iio:dac:ad5592r: Fix use of true for IIO_SHARED_BY_TYPE (git-fixes).
– iio:gyro:itg3200: Fix timestamp alignment and prevent data leak
– iio:light:si1145: Fix timestamp alignment and prevent data leak
– iio:magn:hmc5843: Fix passing true where iio_shared_by enum required
– ima: Do not ignore errors from crypto_shash_update() (git-fixes).
– ima: Remove semicolon at the end of ima_get_binary_runtime_size()
– Input: ati_remote2 – add missing newlines when printing module
parameters (git-fixes).
– Input: ep93xx_keypad – fix handling of platform_get_irq() error
– Input: imx6ul_tsc – clean up some errors in imx6ul_tsc_resume()
– Input: omap4-keypad – fix handling of platform_get_irq() error
– Input: stmfts – fix a & vs && typo (git-fixes).
– Input: sun4i-ps2 – fix handling of platform_get_irq() error (git-fixes).
– Input: twl4030_keypad – fix handling of platform_get_irq() error
– iomap: Make sure iomap_end is called after iomap_begin (bsc#1177754).
– iommu/vt-d: Gracefully handle DMAR units with no supported address
widths (bsc#1177739).
– ip: fix tos reflection in ack and reset packets
– ipmi_si: Fix wrong return value in try_smi_init() (git-fixes).
– ipv4: Initialize flowi4_multipath_hash in data path
– ipv4: Restore flowi4_oif update before call to xfrm_lookup_route
– ipv4: Update exception handling for multipath routes via same device
– ipv6: avoid lockdep issue in fib6_del() (networking-stable-20_09_24).
– ipv6: Fix sysctl max for fib_multipath_hash_policy
– ipvlan: fix device features (networking-stable-20_08_24).
– iwlwifi: mvm: split a print to avoid a WARNING in ROC (git-fixes).
– kABI: Fix kABI after add CodeSigning extended key usage (bsc#1177353).
– kallsyms: Refactor kallsyms_show_value() to take cred (git-fixes).
– kbuild: enforce -Werror=return-type (bsc#1177281).
– KVM: x86/mmu: Commit zap of remaining invalid pages when recovering
lpages (git-fixes).
– leds: bcm6328, bcm6358: use devres LED registering function (git-fixes).
– leds: mt6323: move period calculation (git-fixes).
– libceph: clear con->out_msg on Policy::stateful_server faults
– lib/crc32.c: fix trivial typo in preprocessor condition (git-fixes).
– mac80211: handle lack of sband->bitrates in rates (git-fixes).
– mailbox: avoid timer start from callback (git-fixes).
– media: ati_remote: sanity check for both endpoints (git-fixes).
– media: bdisp: Fix runtime PM imbalance on error (git-fixes).
– media: exynos4-is: Fix a reference count leak due to pm_runtime_get_sync
– media: exynos4-is: Fix a reference count leak (git-fixes).
– media: exynos4-is: Fix several reference count leaks due to
pm_runtime_get_sync (git-fixes).
– media: firewire: fix memory leak (git-fixes).
– media: i2c: ov5640: Enable data pins on poweron for DVP mode (git-fixes).
– media: i2c: ov5640: Remain in power down for DVP mode unless streaming
– media: i2c: ov5640: Separate out mipi configuration from s_power
– media: imx274: fix frame interval handling (git-fixes).
– media: media/pci: prevent memory leak in bttv_probe (git-fixes).
– media: platform: Improve queue set up flow for bug fixing (git-fixes).
– media: platform: s3c-camif: Fix runtime PM imbalance on error
– media: platform: sti: hva: Fix runtime PM imbalance on error (git-fixes).
– media: rcar_drif: Allocate v4l2_async_subdev dynamically (git-fixes).
– media: rcar_drif: Fix fwnode reference leak when parsing DT (git-fixes).
– media: saa7134: avoid a shift overflow (git-fixes).
– media: st-delta: Fix reference count leak in delta_run_work (git-fixes).
– media: sti: Fix reference count leaks (git-fixes).
– media: tw5864: check status of tw5864_frameinterval_get (git-fixes).
– media: uvcvideo: Ensure all probed info is returned to v4l2 (git-fixes).
– media: uvcvideo: Fix dereference of out-of-bound list iterator
– media: uvcvideo: Fix uvc_ctrl_fixup_xu_info() not having any effect
– media: venus: core: Fix runtime PM imbalance in venus_probe (git-fixes).
– media: vsp1: Fix runtime PM imbalance on error (git-fixes).
– memory: fsl-corenet-cf: Fix handling of platform_get_irq() error
– memory: omap-gpmc: Fix a couple off by ones (git-fixes).
– memory: omap-gpmc: Fix build error without CONFIG_OF (git-fixes).
– mfd: sm501: Fix leaks in probe() (git-fixes).
– mic: vop: copy data to kernel space then write to io memory (git-fixes).
– misc: mic: scif: Fix error handling path (git-fixes).
– misc: rtsx: Fix memory leak in rtsx_pci_probe (git-fixes).
– misc: vop: add round_up(x,4) for vring_size to avoid kernel panic
– mmc: sdio: Check for CISTPL_VERS_1 buffer size (git-fixes).
– mm: do not panic when links can’t be created in sysfs (bsc#1178002).
– mm: do not rely on system state to detect hot-plug operations
– mm: fix a race during THP splitting (bsc#1178255).
– mm/huge_memory.c: use head to check huge zero page (git-fixes (mm/thp)).
– mm: madvise: fix vma user-after-free (git-fixes).
– mm/mempolicy.c: fix out of bounds write in mpol_parse_str() (git-fixes
– mm/page-writeback.c: avoid potential division by zero in
wb_min_max_ratio() (git-fixes (mm/writeback)).
– mm/page-writeback.c: improve arithmetic divisions (git-fixes
– mm: replace memmap_context by meminit_context (bsc#1178002).
– mm/rmap: fixup copying of soft dirty and uffd ptes (git-fixes (mm/rmap)).
– mm/swapfile.c: fix potential memory leak in sys_swapon (git-fixes).
– mm/zsmalloc.c: fix the migrated zspage statistics (git-fixes
– module: Correctly truncate sysfs sections output (git-fixes).
– module: Do not expose section addresses to non-CAP_SYSLOG (git-fixes).
– module: Refactor section attr into bin attribute (git-fixes).
– module: statically initialize init section freeing data (git-fixes).
– Move upstreamed BT patch into sorted section
– mtd: lpddr: Fix bad logic in print_drs_error (git-fixes).
– mtd: lpddr: fix excessive stack usage with clang (git-fixes).
– mtd: mtdoops: Do not write panic data twice (git-fixes).
– mtd: rawnand: stm32_fmc2: fix a buffer overflow (git-fixes).
– mtd: rawnand: vf610: disable clk on error handling path in probe
– mtd: spinand: gigadevice: Add QE Bit (git-fixes).
– mtd: spinand: gigadevice: Only one dummy byte in QUADIO (git-fixes).
– mwifiex: do not call del_timer_sync() on uninitialized timer (git-fixes).
– mwifiex: Do not use GFP_KERNEL in atomic context (git-fixes).
– mwifiex: fix double free (git-fixes).
– mwifiex: remove function pointer check (git-fixes).
– mwifiex: Remove unnecessary braces from HostCmd_SET_SEQ_NO_BSS_INFO
– net: bridge: br_vlan_get_pvid_rcu() should dereference the VLAN group
under RCU (networking-stable-20_09_24).
– net/core: check length before updating Ethertype in skb_mpls_{push,pop}
– net: DCB: Validate DCB_ATTR_DCB_BUFFER argument
– net: disable netpoll on fresh napis (networking-stable-20_09_11).
– net: dsa: b53: check for timeout (networking-stable-20_08_24).
– net: dsa: rtl8366: Properly clear member config
– net: fec: correct the error path for regulator disable in probe
– net: Fix bridge enslavement failure (networking-stable-20_09_24).
– net: Fix potential wrong skb->protocol in skb_vlan_untag()
– net: hns: Fix memleak in hns_nic_dev_probe (networking-stable-20_09_11).
– net: ipv6: fix kconfig dependency warning for IPV6_SEG6_HMAC
– netlabel: fix problems with mapping removal (networking-stable-20_09_11).
– net: lantiq: Disable IRQs only if NAPI gets scheduled
– net: lantiq: Use napi_complete_done() (networking-stable-20_09_24).
– net: lantiq: use netif_tx_napi_add() for TX NAPI
– net: lantiq: Wake TX queue again (networking-stable-20_09_24).
– net/mlx5e: Enable adding peer miss rules only if merged eswitch is
supported (networking-stable-20_09_24).
– net/mlx5e: TLS, Do not expose FPGA TLS counter if not supported
– net/mlx5: Fix FTE cleanup (networking-stable-20_09_24).
– net: mscc: ocelot: fix race condition with TX timestamping (bsc#1178461).
– net: phy: Avoid NPD upon phy_detach() when driver is unbound
– net: phy: Do not warn in phy_stop() on PHY_DOWN
– net: qrtr: fix usage of idr in port assignment to socket
– net/sched: act_ct: Fix skb double-free in tcf_ct_handle_fragments()
error flow (networking-stable-20_08_24).
– net: sctp: Fix IPv6 ancestor_size calc in sctp_copy_descendant
– net: sctp: Fix negotiation of the number of data streams
– net/smc: Prevent kernel-infoleak in __smc_diag_dump()
– net: systemport: Fix memleak in bcm_sysport_probe
– net: usb: dm9601: Add USB ID of Keenetic Plus DSL
– net: usb: qmi_wwan: add Cellient MPL200 card (git-fixes).
– net: usb: rtl8150: set random MAC address when set_ethernet_addr() fails
– net: wireless: nl80211: fix out-of-bounds access in nl80211_del_key()
– nfc: Ensure presence of NFC_ATTR_FIRMWARE_NAME attribute in
nfc_genl_fw_download() (git-fixes).
– nfp: use correct define to return NONE fec (networking-stable-20_09_24).
– nl80211: fix non-split wiphy information (git-fixes).
– NTB: hw: amd: fix an issue about leak system resources (git-fixes).
– ntb: intel: Fix memleak in intel_ntb_pci_probe (git-fixes).
– nvme-rdma: fix crash due to incorrect cqe (bsc#1174748).
– nvme-rdma: fix crash when connect rejected (bsc#1174748).
– overflow: Include header file with SIZE_MAX declaration (git-fixes).
– p54: avoid accessing the data mapped to streaming DMA (git-fixes).
– PCI: aardvark: Check for errors from pci_bridge_emul_init() call
– PCI/ACPI: Whitelist hotplug ports for D3 if power managed by ACPI
– percpu: fix first chunk size calculation for populated bitmap (git-fixes
– perf/x86/amd: Fix sampling Large Increment per Cycle events
– perf/x86: Fix n_pair for cancelled txn (bsc#1152489).
– pinctrl: mcp23s08: Fix mcp23x17 precious range (git-fixes).
– pinctrl: mcp23s08: Fix mcp23x17_regmap initialiser (git-fixes).
– PKCS#7: Check codeSigning EKU for kernel module and kexec pe
– PKCS#7: Check codeSigning EKU for kernel module and kexec pe
verification (bsc#1177353).
– platform/x86: mlx-platform: Remove PSU EEPROM configuration (git-fixes).
– PM: hibernate: Batch hibernate and resume IO requests (bsc#1178079).
– PM: hibernate: remove the bogus call to get_gendisk() in
software_resume() (git-fixes).
– PM: runtime: Drop runtime PM references to supplier on link removal
– powerpc/book3s64/radix: Make radix_mem_block_size 64bit (bsc#1055186
ltc#153436 git-fixes).
– powerpc: Fix undetected data corruption with P9N DD2.1 VSX CI load
emulation (bsc#1065729).
– powerpc/hwirq: Remove stale forward irq_chip declaration (bsc#1065729).
– powerpc/icp-hv: Fix missing of_node_put() in success path (bsc#1065729).
– powerpc/irq: Drop forward declaration of struct irqaction (bsc#1065729).
– powerpc/papr_scm: Fix warning triggered by perf_stats_show()
(bsc#1175052 jsc#SLE-13823 bsc#1174969 jsc#SLE-12769 git-fixes).
– powerpc/perf/hv-gpci: Fix starting index value (bsc#1065729).
– powerpc/powernv/dump: Fix race while processing OPAL dump (bsc#1065729).
– powerpc/powernv/elog: Fix race while processing OPAL error log event
– powerpc/pseries: Avoid using addr_to_pfn in real mode (jsc#SLE-9246
– powerpc/pseries: explicitly reschedule during drmem_lmb list traversal
(bsc#1077428 ltc#163882 git-fixes).
– powerpc/pseries: Fix missing of_node_put() in rng_init() (bsc#1065729).
– power: supply: bq27xxx: report “not charging” on all types (git-fixes).
– power: supply: test_power: add missing newlines when printing parameters
by sysfs (git-fixes).
– pwm: img: Fix null pointer access in probe (git-fixes).
– pwm: lpss: Add range limit check for the base_unit register value
– pwm: lpss: Fix off by one error in base_unit math in pwm_lpss_prepare()
– qtnfmac: fix resource leaks on unsupported iftype error return path
– r8169: fix issue with forced threading in combination with shared
interrupts (git-fixes).
– r8169: fix operation under forced interrupt threading (git-fixes).
– rapidio: fix the missed put_device() for rio_mport_add_riodev
– regulator: defer probe when trying to get voltage from unresolved supply
– reset: sti: reset-syscfg: fix struct description warnings (git-fixes).
– ring-buffer: Return 0 on success from ring_buffer_resize() (git-fixes).
– rpm/kernel-module-subpackage: make Group tag optional (bsc#1163592)
– rtc: rx8010: do not modify the global rtc ops (git-fixes).
– rtl8xxxu: prevent potential memory leak (git-fixes).
– rtw88: increse the size of rx buffer size (git-fixes).
– s390/cio: add cond_resched() in the slow_eval_known_fn() loop
(bsc#1177799 LTC#188733).
– s390/dasd: Fix zero write for FBA devices (bsc#1177801 LTC#188735).
– scsi: ibmvfc: Fix error return in ibmvfc_probe() (bsc#1065729).
– scsi: ibmvscsi: Fix potential race after loss of transport (bsc#1178166
– scsi: mptfusion: Do not use GFP_ATOMIC for larger DMA allocations
(bsc#1175898, ECO-2743).
– sctp: not disable bh in the whole sctp_get_port_local()
– selftests/timers: Turn off timeout setting (git-fixes).
– serial: 8250_mtk: Fix uart_get_baud_rate warning (git-fixes).
– serial: txx9: add missing platform_driver_unregister() on error in
serial_txx9_init (git-fixes).
– slimbus: core: check get_addr before removing laddr ida (git-fixes).
– slimbus: core: do not enter to clock pause mode in core (git-fixes).
– slimbus: qcom-ngd-ctrl: disable ngd in qmi server down callback
– soc: fsl: qbman: Fix return value on success (git-fixes).
– spi: spi-s3c64xx: Check return values (git-fixes).
– spi: spi-s3c64xx: swap s3c64xx_spi_set_cs() and
s3c64xx_enable_datapath() (git-fixes).
– staging: comedi: cb_pcidas: Allow 2-channel commands for AO subdevice
– staging: comedi: check validity of wMaxPacketSize of usb endpoints found
– staging: octeon: Drop on uncorrectable alignment or FCS error
– staging: octeon: repair “fixed-link” support (git-fixes).
– staging: rtl8192u: Do not use GFP_KERNEL in atomic context (git-fixes).
– taprio: Fix allowing too small intervals (networking-stable-20_09_24).
– time: Prevent undefined behaviour in timespec64_to_ns() (bsc#1164648).
– tipc: fix memory leak caused by tipc_buf_append() (git-fixes).
– tipc: Fix memory leak in tipc_group_create_member()
– tipc: fix shutdown() of connectionless socket
– tipc: fix shutdown() of connection oriented socket
– tipc: fix the skb_unshare() in tipc_buf_append() (git-fixes).
– tipc: fix uninit skb->data in tipc_nl_compat_dumpit()
– tipc: use skb_unshare() instead in tipc_buf_append()
– tracing: Check return value of __create_val_fields() before using its
result (git-fixes).
– tracing: Save normal string variables (git-fixes).
– tty: ipwireless: fix error handling (git-fixes).
– tty: serial: fsl_lpuart: fix lpuart32_poll_get_char (git-fixes).
– uio: free uio id after uio file node is freed (git-fixes).
– USB: adutux: fix debugging (git-fixes).
– usb: cdc-acm: add quirk to blacklist ETAS ES58X devices (git-fixes).
– usb: cdc-acm: fix cooldown mechanism (git-fixes).
– USB: cdc-acm: handle broken union descriptors (git-fixes).
– USB: cdc-wdm: Make wdm_flush() interruptible and add wdm_fsync()
– usb: core: Solve race condition in anchor cleanup functions (git-fixes).
– usb: dwc2: Fix INTR OUT transfers in DDMA mode (git-fixes).
– usb: dwc2: Fix parameter type in function pointer prototype (git-fixes).
– usb: dwc3: core: add phy cleanup for probe error handling (git-fixes).
– usb: dwc3: core: do not trigger runtime pm when remove driver
– usb: dwc3: ep0: Fix ZLP for OUT ep0 requests (git-fixes).
– usb: dwc3: gadget: Resume pending requests after CLEAR_STALL (git-fixes).
– usb: dwc3: pci: Allow Elkhart Lake to utilize DSM method for PM
functionality (git-fixes).
– usb: dwc3: simple: add support for Hikey 970 (git-fixes).
– usb: gadget: f_ncm: allow using NCM in SuperSpeed Plus gadgets
– usb: gadget: f_ncm: fix ncm_bitrate for SuperSpeed and above (git-fixes).
– usb: gadget: function: printer: fix use-after-free in __lock_acquire
– usb: gadget: u_ether: enable qmult on SuperSpeed Plus as well
– usblp: fix race between disconnect() and read() (git-fixes).
– usb: mtu3: fix panic in mtu3_gadget_stop() (git-fixes).
– usb: ohci: Default to per-port over-current protection (git-fixes).
– USB: serial: cyberjack: fix write-URB completion race (git-fixes).
– USB: serial: ftdi_sio: add support for FreeCalypso JTAG+UART adapters
– USB: serial: option: add Cellient MPL200 card (git-fixes).
– USB: serial: option: Add Telit FT980-KS composition (git-fixes).
– USB: serial: pl2303: add device-id for HP GC device (git-fixes).
– USB: serial: qcserial: fix altsetting probing (git-fixes).
– usb: typec: tcpm: During PR_SWAP, source caps should be sent only after
tSwapSourceStart (git-fixes).
– usb: xhci-mtk: Fix typo (git-fixes).
– usb: xhci: omit duplicate actions when suspending a runtime suspended
host (git-fixes).
– video: hyperv: hyperv_fb: Obtain screen resolution from Hyper-V host
– video: hyperv: hyperv_fb: Support deferred IO for Hyper-V frame buffer
driver (bsc#1175306).
– video: hyperv: hyperv_fb: Use physical memory for fb on HyperV Gen 1 VMs
– VMCI: check return value of get_user_pages_fast() for errors (git-fixes).
– w1: mxc_w1: Fix timeout resolution problem leading to bus error
– watchdog: Fix memleak in watchdog_cdev_register (git-fixes).
– watchdog: sp5100: Fix definition of EFCH_PM_DECODEEN3 (git-fixes).
– watchdog: Use put_device on error (git-fixes).
– wcn36xx: Fix reported 802.11n rx_highest rate wcn3660/wcn3680
– writeback: Avoid skipping inode writeback (bsc#1177755).
– writeback: Fix sync livelock due to b_dirty_time processing
– writeback: Protect inode->i_io_list with inode->i_lock (bsc#1177755).
– X.509: Add CodeSigning extended key usage parsing (bsc#1177353).
– x86/alternative: Do not call text_poke() in lazy TLB mode (bsc#1175749).
– x86/fpu: Allow multiple bits in clearcpuid= parameter (bsc#1152489).
– x86/ioapic: Unbreak check_timer() (bsc#1152489).
– x86/kexec: Use up-to-dated screen_info copy to fill boot params
– x86/{mce,mm}: Unmap the entire page if the whole page is affected and
poisoned (bsc#1177765).
– x86/mm: unencrypted non-blocking DMA allocations use coherent pools
(bsc#1175898, ECO-2743).
– x86/xen: disable Firmware First mode for correctable memory errors
– xen/blkback: use lateeoi irq binding (XSA-332 bsc#1177411).
– xen/events: add a new “late EOI” evtchn framework (XSA-332 bsc#1177411).
– xen/events: add a proper barrier to 2-level uevent unmasking (XSA-332
– xen/events: avoid removing an event channel while handling it (XSA-331
– xen/events: block rogue events for some time (XSA-332 bsc#1177411).
– xen/events: defer eoi in case of excessive number of events (XSA-332
– xen/events: fix race in evtchn_fifo_unmask() (XSA-332 bsc#1177411).
– xen/events: switch user event channels to lateeoi model (XSA-332
– xen/events: use a common cpu hotplug hook for event channels (XSA-332
– xen/gntdev.c: Mark pages as dirty (bsc#1065600).
– xen/netback: use lateeoi irq binding (XSA-332 bsc#1177411).
– xen/pciback: use lateeoi irq binding (XSA-332 bsc#1177411).
– xen/pvcallsback: use lateeoi irq binding (XSA-332 bsc#1177411).
– xen/scsiback: use lateeoi irq binding (XSA-332 bsc#1177411).
– xfs: complain if anyone tries to create a too-large buffer log item
– xfs: do not update mtime on COW faults (bsc#1167030).
– xfs: fix high key handling in the rt allocator’s query_range function
– xfs: fix scrub flagging rtinherit even if there is no rt device
– xfs: fix xfs_bmap_validate_extent_raw when checking attr fork of rt
files (git-fixes).
– xfs: flush new eof page on truncate to avoid post-eof corruption
– xfs: force the log after remapping a synchronous-writes file (git-fixes).
– xfs: introduce XFS_MAX_FILEOFF (bsc#1166166).
– xfs: limit entries returned when counting fsmap records (git-fixes).
– xfs: remove unused variable ‘done’ (bsc#1166166).
– xfs: set xefi_discard when creating a deferred agfl free log intent item
– xfs: truncate should remove all blocks, not just to the end of the page
cache (bsc#1166166).
– xhci: do not create endpoint debugfs entry before ring buffer is set

Special Instructions and Notes:

Please reboot the system after installing this update.

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or “zypper patch”.

Alternatively you can run the command listed for your product:

– openSUSE Leap 15.2:

zypper in -t patch openSUSE-2020-1906=1

Package List:

– openSUSE Leap 15.2 (x86_64):


– openSUSE Leap 15.2 (noarch):


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