Security update for the Linux Kernel SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2020:3714-1 Final 1 1 2020-12-08T17:35:04Z current 2020-12-08T17:35:04Z 2020-12-08T17:35:04Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for the Linux Kernel The SUSE Linux Enterprise 15 SP1 Azure kernel was updated receive various security and bugfixes. The following security bugs were fixed: - CVE-2020-15437: Fixed a null pointer dereference which could have allowed local users to cause a denial of service(bsc#1179140). - CVE-2020-27777: Restrict RTAS requests from userspace (bsc#1179107). - CVE-2020-28974: Fixed a slab-out-of-bounds read in fbcon which could have been used by local attackers to read privileged information or potentially crash the kernel (bsc#1178589). - CVE-2020-28915: Fixed a buffer over-read in the fbcon code which could have been used by local attackers to read kernel memory (bsc#1178886). The following non-security bugs were fixed: - ACPI: GED: fix -Wformat (git-fixes). - ALSA: ctl: fix error path at adding user-defined element set (git-fixes). - ALSA: firewire: Clean up a locking issue in copy_resp_to_buf() (git-fixes). - ALSA: mixart: Fix mutex deadlock (git-fixes). - arm64: KVM: Fix system register enumeration (bsc#1174726). - arm/arm64: KVM: Add PSCI version selection API (bsc#1174726). - ASoC: qcom: lpass-platform: Fix memory leak (git-fixes). - ath10k: Acquire tx_lock in tx error paths (git-fixes). - batman-adv: set .owner to THIS_MODULE (git-fixes). - Bluetooth: btusb: Fix and detect most of the Chinese Bluetooth controllers (git-fixes). - Bluetooth: hci_bcm: fix freeing not-requested IRQ (git-fixes). - btrfs: account ticket size at add/delete time (bsc#1178897). - btrfs: add helper to obtain number of devices with ongoing dev-replace (bsc#1178897). - btrfs: check rw_devices, not num_devices for balance (bsc#1178897). - btrfs: do not delete mismatched root refs (bsc#1178962). - btrfs: fix btrfs_calc_reclaim_metadata_size calculation (bsc#1178897). - btrfs: fix force usage in inc_block_group_ro (bsc#1178897). - btrfs: fix invalid removal of root ref (bsc#1178962). - btrfs: fix reclaim counter leak of space_info objects (bsc#1178897). - btrfs: fix reclaim_size counter leak after stealing from global reserve (bsc#1178897). - btrfs: kill min_allocable_bytes in inc_block_group_ro (bsc#1178897). - btrfs: rework arguments of btrfs_unlink_subvol (bsc#1178962). - btrfs: split dev-replace locking helpers for read and write (bsc#1178897). - can: af_can: prevent potential access of uninitialized member in canfd_rcv() (git-fixes). - can: af_can: prevent potential access of uninitialized member in can_rcv() (git-fixes). - can: dev: can_restart(): post buffer from the right context (git-fixes). - can: gs_usb: fix endianess problem with candleLight firmware (git-fixes). - can: m_can: fix nominal bitiming tseg2 min for version >= 3.1 (git-fixes). - can: m_can: m_can_handle_state_change(): fix state change (git-fixes). - can: m_can: m_can_stop(): set device to software init mode before closing (git-fixes). - can: mcba_usb: mcba_usb_start_xmit(): first fill skb, then pass to can_put_echo_skb() (git-fixes). - can: peak_usb: fix potential integer overflow on shift of a int (git-fixes). - ceph: add check_session_state() helper and make it global (bsc#1179259). - ceph: check session state after bumping session->s_seq (bsc#1179259). - ceph: fix race in concurrent __ceph_remove_cap invocations (bsc#1178635). - cifs: Fix incomplete memory allocation on setxattr path (bsc#1179211). - cifs: remove bogus debug code (bsc#1179427). - cifs: Return the error from crypt_message when enc/dec key not found (bsc#1179426). - Convert trailing spaces and periods in path components (bsc#1179424). - Drivers: hv: vmbus: Remove the unused 'tsc_page' from struct hv_context (git-fixes). - drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi_bind() (git-fixes). - efi: cper: Fix possible out-of-bounds access (git-fixes). - efi/efivars: Add missing kobject_put() in sysfs entry creation error path (git-fixes). - efi/esrt: Fix reference count leak in esre_create_sysfs_entry (git-fixes). - efi: provide empty efi_enter_virtual_mode implementation (git-fixes). - efivarfs: fix memory leak in efivarfs_create() (git-fixes). - efivarfs: revert 'fix memory leak in efivarfs_create()' (git-fixes). - efi/x86: Do not panic or BUG() on non-critical error conditions (git-fixes). - efi/x86: Free efi_pgd with free_pages() (bsc#1112178). - efi/x86: Ignore the memory attributes table on i386 (git-fixes). - efi/x86: Map the entire EFI vendor string before copying it (git-fixes). - fs/proc/array.c: allow reporting eip/esp for all coredumping threads (bsc#1050549). - fuse: fix page dereference after free (bsc#1179213). - futex: Do not enable IRQs unconditionally in put_pi_state() (bsc#1067665). - futex: Handle transient 'ownerless' rtmutex state correctly (bsc#1067665). - hv_balloon: disable warning when floor reached (git-fixes). - hv_netvsc: make recording RSS hash depend on feature flag (bsc#1178853, bsc#1178854). - hv_netvsc: record hardware hash in skb (bsc#1178853, bsc#1178854). - IB/core: Set qp->real_qp before it may be accessed (bsc#1111666) - IB/hfi1: Add missing INVALIDATE opcodes for trace (bsc#1111666) - IB/hfi1: Add RcvShortLengthErrCnt to hfi1stats (bsc#1111666) - IB/hfi1: Add software counter for ctxt0 seq drop (bsc#1111666) - IB/hfi1: Avoid hardlockup with flushlist_lock (bsc#1111666) - IB/hfi1: Check for error on call to alloc_rsm_map_table (bsc#1111666) - IB/hfi1: Close PSM sdma_progress sleep window (bsc#1111666) - IB/hfi1: Define variables as unsigned long to fix KASAN warning (bsc#1111666) - IB/hfi1: Ensure full Gen3 speed in a Gen4 system (bsc#1111666) - IB/hfi1: Fix Spectre v1 vulnerability (bsc#1111666) - IB/hfi1: Handle port down properly in pio (bsc#1111666) - IB/hfi1: Handle wakeup of orphaned QPs for pio (bsc#1111666) - IB/hfi1: Insure freeze_work work_struct is canceled on shutdown (bsc#1111666) - IB/hfi1, qib: Ensure RCU is locked when accessing list (bsc#1111666) - IB/{hfi1, qib}: Fix WC.byte_len calculation for UD_SEND_WITH_IMM (bsc#1111666) - IB/hfi1: Remove unused define (bsc#1111666) - IB/hfi1: Silence txreq allocation warnings (bsc#1111666) - IB/hfi1: Validate page aligned for a given virtual address (bsc#1111666) - IB/hfi1: Wakeup QPs orphaned on wait list after flush (bsc#1111666) - IB/ipoib: drop useless LIST_HEAD (bsc#1111666) - IB/ipoib: Fix for use-after-free in ipoib_cm_tx_start (bsc#1111666) - IB/iser: Fix dma_nents type definition (bsc#1111666) - IB/iser: Pass the correct number of entries for dma mapped SGL (bsc#1111666) - IB/mad: Fix use-after-free in ib mad completion handling (bsc#1111666) - IB/mlx4: Fix leak in id_map_find_del (bsc#1111666) - IB/mlx4: Fix memory leak in add_gid error flow (bsc#1111666) - IB/mlx4: Fix race condition between catas error reset and aliasguid flows (bsc#1111666) - IB/mlx4: Follow mirror sequence of device add during device removal (bsc#1111666) - IB/mlx4: Remove unneeded NULL check (bsc#1111666) - IB/mlx5: Add missing XRC options to QP optional params mask (bsc#1111666) - IB/mlx5: Compare only index part of a memory window rkey (bsc#1111666) - IB/mlx5: Do not override existing ip_protocol (bsc#1111666) - IB/mlx5: Fix clean_mr() to work in the expected order (bsc#1111666) - IB/mlx5: Fix implicit MR release flow (bsc#1111666) - IB/mlx5: Fix outstanding_pi index for GSI qps (bsc#1111666) - IB/mlx5: Fix RSS Toeplitz setup to be aligned with the HW specification (bsc#1111666) - IB/mlx5: Fix unreg_umr to ignore the mkey state (bsc#1111666) - IB/mlx5: Improve ODP debugging messages (bsc#1111666) - IB/mlx5: Move MRs to a kernel PD when freeing them to the MR cache (bsc#1111666) - IB/mlx5: Prevent concurrent MR updates during invalidation (bsc#1111666) - IB/mlx5: Reset access mask when looping inside page fault handler (bsc#1111666) - IB/mlx5: Set correct write permissions for implicit ODP MR (bsc#1111666) - IB/mlx5: Use direct mkey destroy command upon UMR unreg failure (bsc#1111666) - IB/mlx5: Use fragmented QP's buffer for in-kernel users (bsc#1111666) - IB/mlx5: WQE dump jumps over first 16 bytes (bsc#1111666) - IB/qib: Fix an error code in qib_sdma_verbs_send() (bsc#1111666) - IB/{qib, hfi1, rdmavt}: Correct ibv_devinfo max_mr value (bsc#1111666) - IB/qib: Remove a set-but-not-used variable (bsc#1111666) - IB/rdmavt: Convert timers to use timer_setup() (bsc#1111666) - IB/rdmavt: Fix alloc_qpn() WARN_ON() (bsc#1111666) - IB/rdmavt: Reset all QPs when the device is shut down (bsc#1111666) - IB/rxe: Fix incorrect cache cleanup in error flow (bsc#1111666) - IB/rxe: Make counters thread safe (bsc#1111666) - IB/umad: Avoid additional device reference during open()/close() (bsc#1111666) - IB/umad: Avoid destroying device while it is accessed (bsc#1111666) - IB/umad: Do not check status of nonseekable_open() (bsc#1111666) - IB/umad: Fix kernel crash while unloading ib_umad (bsc#1111666) - IB/umad: Refactor code to use cdev_device_add() (bsc#1111666) - IB/umad: Simplify and avoid dynamic allocation of class (bsc#1111666) - IB/usnic: Fix out of bounds index check in query pkey (bsc#1111666) - IB/uverbs: Fix OOPs upon device disassociation (bsc#1111666) - iio: accel: kxcjk1013: Add support for KIOX010A ACPI DSM for setting tablet-mode (git-fixes). - iio: accel: kxcjk1013: Replace is_smo8500_device with an acpi_type enum (git-fixes). - inet_diag: Fix error path to cancel the meseage in inet_req_diag_fill() (git-fixes). - iw_cxgb4: fix ECN check on the passive accept (bsc#1111666) - iw_cxgb4: only reconnect with MPAv1 if the peer aborts (bsc#1111666) - kABI: add back flush_dcache_range (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - KVM: arm64: Add missing #include of <linux/string.h> in guest.c (bsc#1174726). - KVM: arm64: Factor out core register ID enumeration (bsc#1174726). - KVM: arm64: Filter out invalid core register IDs in KVM_GET_REG_LIST (bsc#1174726). - KVM: arm64: Refactor kvm_arm_num_regs() for easier maintenance (bsc#1174726). - KVM: arm64: Reject ioctl access to FPSIMD V-regs on SVE vcpus (bsc#1174726). - KVM host: kabi fixes for psci_version (bsc#1174726). - libnvdimm/nvdimm/flush: Allow architecture to override the flush barrier (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - locking/lockdep: Add debug_locks check in __lock_downgrade() (bsc#1050549). - locking/percpu-rwsem: Use this_cpu_{inc,dec}() for read_count (bsc#1050549). - locktorture: Print ratio of acquisitions, not failures (bsc#1050549). - mac80211: always wind down STA state (git-fixes). - mac80211: free sta in sta_info_insert_finish() on errors (git-fixes). - mac80211: minstrel: fix tx status processing corner case (git-fixes). - mac80211: minstrel: remove deferred sampling code (git-fixes). - mm: always have io_remap_pfn_range() set pgprot_decrypted() (bsc#1112178). - net: ena: Capitalize all log strings and improve code readability (bsc#1177397). - net: ena: Change license into format to SPDX in all files (bsc#1177397). - net: ena: Change log message to netif/dev function (bsc#1177397). - net: ena: Change RSS related macros and variables names (bsc#1177397). - net: ena: ethtool: Add new device statistics (bsc#1177397). - net: ena: ethtool: add stats printing to XDP queues (bsc#1177397). - net: ena: ethtool: convert stat_offset to 64 bit resolution (bsc#1177397). - net: ena: Fix all static chekers' warnings (bsc#1177397). - net: ena: Remove redundant print of placement policy (bsc#1177397). - net: ena: xdp: add queue counters for xdp actions (bsc#1177397). - net/mlx4_core: Fix init_hca fields offset (git-fixes). - nfc: s3fwrn5: use signed integer for parsing GPIO numbers (git-fixes). - NFS: mark nfsiod as CPU_INTENSIVE (bsc#1177304). - NFS: only invalidate dentrys that are clearly invalid (bsc#1178669 bsc#1170139). - PCI: pci-hyperv: Fix build errors on non-SYSFS config (git-fixes). - pinctrl: amd: fix incorrect way to disable debounce filter (git-fixes). - pinctrl: amd: use higher precision for 512 RtcClk (git-fixes). - pinctrl: aspeed: Fix GPI only function problem (git-fixes). - platform/x86: toshiba_acpi: Fix the wrong variable assignment (git-fixes). - powerpc/32: define helpers to get L1 cache sizes (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - powerpc/64: flush_inval_dcache_range() becomes flush_dcache_range() (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - powerpc/64: reuse PPC32 static inline flush_dcache_range() (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - powerpc: Chunk calls to flush_dcache_range in arch_*_memory (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964 git-fixes). - powerpc: define helpers to get L1 icache sizes (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - powerpc/mm: Flush cache on memory hot(un)plug (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - powerpc/pmem: Add flush routines using new pmem store and sync instruction (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - powerpc/pmem: Add new instructions for persistent storage and sync (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - powerpc/pmem: Avoid the barrier in flush routines (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - powerpc/pmem: Fix kernel crash due to wrong range value usage in flush_dcache_range (jsc#SLE-16497 bsc#1176109 ltc#187964). - powerpc/pmem: Initialize pmem device on newer hardware (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - powerpc/pmem: Restrict papr_scm to P8 and above (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - powerpc/pmem: Update ppc64 to use the new barrier instruction (jsc#SLE-16402 jsc#SLE-16497 bsc#1176109 ltc#187964). - RDMA/bnxt_re: Fix Send Work Entry state check while polling completions (bsc#1111666) - RDMA/bnxt_re: Fix stack-out-of-bounds in bnxt_qplib_rcfw_send_message (bsc#1111666) - RDMA/cma: add missed unregister_pernet_subsys in init failure (bsc#1111666) - RDMA/cma: Fix false error message (bsc#1111666) - RDMA/cma: fix null-ptr-deref Read in cma_cleanup (bsc#1111666) - RDMA/core: Do not depend device ODP capabilities on kconfig option (bsc#1111666) - RDMA/core: Fix invalid memory access in spec_filter_size (bsc#1111666) - RDMA/core: Fix locking in ib_uverbs_event_read (bsc#1111666) - RDMA/core: Fix protection fault in ib_mr_pool_destroy (bsc#1111666) - RDMA/core: Fix race when resolving IP address (bsc#1111666) - RDMA/cxgb3: Delete and properly mark unimplemented resize CQ function (bsc#1111666) - RDMA: Directly cast the sockaddr union to sockaddr (bsc#1111666) - RDMA/hns: Correct the value of HNS_ROCE_HEM_CHUNK_LEN (bsc#1111666) - RDMA/hns: Remove unsupported modify_port callback (bsc#1111666) - RDMA/i40iw: fix a potential NULL pointer dereference (bsc#1111666) - RDMA/i40iw: Set queue pair state when being queried (bsc#1111666) - RDMA/ipoib: Remove check for ETH_SS_TEST (bsc#1111666) - RDMA/iwcm: Fix a lock inversion issue (bsc#1111666) - RDMA/iwcm: Fix iwcm work deallocation (bsc#1111666) - RDMA/iwcm: move iw_rem_ref() calls out of spinlock (bsc#1111666) - RDMA/iw_cxgb4: Avoid freeing skb twice in arp failure case (bsc#1111666) - RDMA/iw_cxgb4: Fix the unchecked ep dereference (bsc#1111666) - RDMA/mlx5: Clear old rate limit when closing QP (bsc#1111666) - RDMA/mlx5: Delete unreachable handle_atomic code by simplifying SW completion (bsc#1111666) - RDMA/mlx5: Fix access to wrong pointer while performing flush due to error (bsc#1111666) - RDMA/mlx5: Fix a race with mlx5_ib_update_xlt on an implicit MR (bsc#1111666) - RDMA/mlx5: Fix function name typo 'fileds' -> 'fields' (bsc#1111666) - RDMA/mlx5: Return proper error value (bsc#1111666) - RDMA/nes: Remove second wait queue initialization call (bsc#1111666) - RDMA/netlink: Do not always generate an ACK for some netlink operations (bsc#1111666) - RDMA/ocrdma: Fix out of bounds index check in query pkey (bsc#1111666) - RDMA/ocrdma: Remove unsupported modify_port callback (bsc#1111666) - RDMA/qedr: Fix memory leak in user qp and mr (bsc#1111666) - RDMA/qedr: Fix reported firmware version (bsc#1111666) - RDMA/qedr: Remove unsupported modify_port callback (bsc#1111666) - RDMA/qib: Delete extra line (bsc#1111666) - RDMA/qib: Remove all occurrences of BUG_ON() (bsc#1111666) - RDMA/qib: Validate ->show()/store() callbacks before calling them (bsc#1111666) - RDMA/rxe: Fill in wc byte_len with IB_WC_RECV_RDMA_WITH_IMM (bsc#1111666) - RDMA/rxe: Fix configuration of atomic queue pair attributes (bsc#1111666) - RDMA/rxe: Fix slab-out-bounds access which lead to kernel crash later (bsc#1111666) - RDMA/rxe: Fix soft lockup problem due to using tasklets in softirq (bsc#1111666) - RDMA/rxe: Use for_each_sg_page iterator on umem SGL (bsc#1111666) - RDMA/srp: Rework SCSI device reset handling (bsc#1111666) - RDMA/srpt: Report the SCSI residual to the initiator (bsc#1111666) - RDMA/ucma: Add missing locking around rdma_leave_multicast() (bsc#1111666) - RDMA/ucma: Put a lock around every call to the rdma_cm layer (bsc#1111666) - RDMA/uverbs: Make the event_queue fds return POLLERR when disassociated (bsc#1111666) - RDMA/vmw_pvrdma: Fix memory leak on pvrdma_pci_remove (bsc#1111666) - RDMA/vmw_pvrdma: Use atomic memory allocation in create AH (bsc#1111666) - regulator: avoid resolve_supply() infinite recursion (git-fixes). - regulator: fix memory leak with repeated set_machine_constraints() (git-fixes). - regulator: ti-abb: Fix array out of bound read access on the first transition (git-fixes). - regulator: workaround self-referent regulators (git-fixes). - RMDA/cm: Fix missing ib_cm_destroy_id() in ib_cm_insert_listen() (bsc#1111666) - rxe: correctly calculate iCRC for unaligned payloads (bsc#1111666) - rxe: fix error completion wr_id and qp_num (bsc#1111666) - s390/cio: add cond_resched() in the slow_eval_known_fn() loop (bsc#1177805 LTC#188737). - s390/cpum_cf,perf: change DFLT_CCERROR counter name (bsc#1175916 LTC#187937). - s390/dasd: Fix zero write for FBA devices (bsc#1177808 LTC#188739). - s390: kernel/uv: handle length extension properly (bsc#1178940 LTC#189323). - sched/core: Fix PI boosting between RT and DEADLINE tasks (bsc#1112178). - sched/x86: SaveFLAGS on context switch (bsc#1112178). - scripts/git_sort/git_sort.py: add ceph maintainers git tree - scsi: lpfc: Fix initial FLOGI failure due to BBSCN not supported (git-fixes). - scsi: RDMA/srpt: Fix a credit leak for aborted commands (bsc#1111666) - Staging: rtl8188eu: rtw_mlme: Fix uninitialized variable authmode (git-fixes). - staging: rtl8723bs: Add 024c:0627 to the list of SDIO device-ids (git-fixes). - tty: serial: imx: keep console clocks always on (git-fixes). - Update references in patches.suse/net-smc-tolerate-future-smcd-versions (bsc#1172542 LTC#186070 git-fixes). - USB: cdc-acm: Add DISABLE_ECHO for Renesas USB Download mode (git-fixes). - USB: core: Fix regression in Hercules audio card (git-fixes). - USB: gadget: Fix memleak in gadgetfs_fill_super (git-fixes). - USB: gadget: f_midi: Fix memleak in f_midi_alloc (git-fixes). - USB: host: ehci-tegra: Fix error handling in tegra_ehci_probe() (git-fixes). - USB: host: xhci-mtk: avoid runtime suspend when removing hcd (git-fixes). - USB: serial: cyberjack: fix write-URB completion race (git-fixes). - video: hyperv_fb: Fix the cache type when mapping the VRAM (git-fixes). - x86/hyperv: Clarify comment on x2apic mode (git-fixes). - x86/hyperv: Make vapic support x2apic mode (git-fixes). - x86/microcode/intel: Check patch signature before saving microcode for early loading (bsc#1112178). - x86/PCI: Avoid AMD FCH XHCI USB PME# from D0 defect (git-fixes). - x86/PCI: Fix intel_mid_pci.c build error when ACPI is not enabled (git-fixes). - x86/PCI: Mark Intel C620 MROMs as having non-compliant BARs (git-fixes). - x86/speculation: Allow IBPB to be conditionally enabled on CPUs with always-on STIBP (bsc#1112178). - x86/sysfb_efi: Add quirks for some devices with swapped width and height (git-fixes). - xfs: revert 'xfs: fix rmap key and record comparison functions' (git-fixes). The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-2020-3714,SUSE-SLE-Module-Public-Cloud-15-SP1-2020-3714 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2020/suse-su-20203714-1/ Link for SUSE-SU-2020:3714-1 https://lists.suse.com/pipermail/sle-updates/2020-December/017242.html E-Mail link for SUSE-SU-2020:3714-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1050549 SUSE Bug 1050549 https://bugzilla.suse.com/1067665 SUSE Bug 1067665 https://bugzilla.suse.com/1111666 SUSE Bug 1111666 https://bugzilla.suse.com/1112178 SUSE Bug 1112178 https://bugzilla.suse.com/1170139 SUSE Bug 1170139 https://bugzilla.suse.com/1172542 SUSE Bug 1172542 https://bugzilla.suse.com/1174726 SUSE Bug 1174726 https://bugzilla.suse.com/1175916 SUSE Bug 1175916 https://bugzilla.suse.com/1176109 SUSE Bug 1176109 https://bugzilla.suse.com/1177304 SUSE Bug 1177304 https://bugzilla.suse.com/1177397 SUSE Bug 1177397 https://bugzilla.suse.com/1177805 SUSE Bug 1177805 https://bugzilla.suse.com/1177808 SUSE Bug 1177808 https://bugzilla.suse.com/1178589 SUSE Bug 1178589 https://bugzilla.suse.com/1178635 SUSE Bug 1178635 https://bugzilla.suse.com/1178669 SUSE Bug 1178669 https://bugzilla.suse.com/1178853 SUSE Bug 1178853 https://bugzilla.suse.com/1178854 SUSE Bug 1178854 https://bugzilla.suse.com/1178886 SUSE Bug 1178886 https://bugzilla.suse.com/1178897 SUSE Bug 1178897 https://bugzilla.suse.com/1178940 SUSE Bug 1178940 https://bugzilla.suse.com/1178962 SUSE Bug 1178962 https://bugzilla.suse.com/1179107 SUSE Bug 1179107 https://bugzilla.suse.com/1179140 SUSE Bug 1179140 https://bugzilla.suse.com/1179211 SUSE Bug 1179211 https://bugzilla.suse.com/1179213 SUSE Bug 1179213 https://bugzilla.suse.com/1179259 SUSE Bug 1179259 https://bugzilla.suse.com/1179424 SUSE Bug 1179424 https://bugzilla.suse.com/1179426 SUSE Bug 1179426 https://bugzilla.suse.com/1179427 SUSE Bug 1179427 https://www.suse.com/security/cve/CVE-2020-15437/ SUSE CVE CVE-2020-15437 page https://www.suse.com/security/cve/CVE-2020-27777/ SUSE CVE CVE-2020-27777 page https://www.suse.com/security/cve/CVE-2020-28915/ SUSE CVE CVE-2020-28915 page https://www.suse.com/security/cve/CVE-2020-28974/ SUSE CVE CVE-2020-28974 page SUSE Linux Enterprise Module for Public Cloud 15 SP1 cluster-md-kmp-azure-4.12.14-8.55.1 dlm-kmp-azure-4.12.14-8.55.1 gfs2-kmp-azure-4.12.14-8.55.1 kernel-azure-4.12.14-8.55.1 kernel-azure-base-4.12.14-8.55.1 kernel-azure-devel-4.12.14-8.55.1 kernel-azure-extra-4.12.14-8.55.1 kernel-azure-livepatch-devel-4.12.14-8.55.1 kernel-devel-azure-4.12.14-8.55.1 kernel-source-azure-4.12.14-8.55.1 kernel-syms-azure-4.12.14-8.55.1 kselftests-kmp-azure-4.12.14-8.55.1 ocfs2-kmp-azure-4.12.14-8.55.1 reiserfs-kmp-azure-4.12.14-8.55.1 kernel-azure-4.12.14-8.55.1 as a component of SUSE Linux Enterprise Module for Public Cloud 15 SP1 kernel-azure-base-4.12.14-8.55.1 as a component of SUSE Linux Enterprise Module for Public Cloud 15 SP1 kernel-azure-devel-4.12.14-8.55.1 as a component of SUSE Linux Enterprise Module for Public Cloud 15 SP1 kernel-devel-azure-4.12.14-8.55.1 as a component of SUSE Linux Enterprise Module for Public Cloud 15 SP1 kernel-source-azure-4.12.14-8.55.1 as a component of SUSE Linux Enterprise Module for Public Cloud 15 SP1 kernel-syms-azure-4.12.14-8.55.1 as a component of SUSE Linux Enterprise Module for Public Cloud 15 SP1 The Linux kernel before version 5.8 is vulnerable to a NULL pointer dereference in drivers/tty/serial/8250/8250_core.c:serial8250_isa_init_ports() that allows local users to cause a denial of service by using the p->serial_in pointer which uninitialized. CVE-2020-15437 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-azure-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-azure-base-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-azure-devel-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-devel-azure-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-source-azure-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-syms-azure-4.12.14-8.55.1 moderate To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203714-1/ https://www.suse.com/security/cve/CVE-2020-15437.html CVE-2020-15437 https://bugzilla.suse.com/1179140 SUSE Bug 1179140 A flaw was found in the way RTAS handled memory accesses in userspace to kernel communication. On a locked down (usually due to Secure Boot) guest system running on top of PowerVM or KVM hypervisors (pseries platform) a root like local user could use this flaw to further increase their privileges to that of a running kernel. CVE-2020-27777 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-azure-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-azure-base-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-azure-devel-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-devel-azure-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-source-azure-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-syms-azure-4.12.14-8.55.1 moderate To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203714-1/ https://www.suse.com/security/cve/CVE-2020-27777.html CVE-2020-27777 https://bugzilla.suse.com/1179107 SUSE Bug 1179107 https://bugzilla.suse.com/1179419 SUSE Bug 1179419 https://bugzilla.suse.com/1200343 SUSE Bug 1200343 A buffer over-read (at the framebuffer layer) in the fbcon code in the Linux kernel before 5.8.15 could be used by local attackers to read kernel memory, aka CID-6735b4632def. CVE-2020-28915 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-azure-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-azure-base-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-azure-devel-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-devel-azure-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-source-azure-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-syms-azure-4.12.14-8.55.1 moderate To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203714-1/ https://www.suse.com/security/cve/CVE-2020-28915.html CVE-2020-28915 https://bugzilla.suse.com/1178886 SUSE Bug 1178886 A slab-out-of-bounds read in fbcon in the Linux kernel before 5.9.7 could be used by local attackers to read privileged information or potentially crash the kernel, aka CID-3c4e0dff2095. This occurs because KD_FONT_OP_COPY in drivers/tty/vt/vt.c can be used for manipulations such as font height. CVE-2020-28974 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-azure-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-azure-base-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-azure-devel-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-devel-azure-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-source-azure-4.12.14-8.55.1 SUSE Linux Enterprise Module for Public Cloud 15 SP1:kernel-syms-azure-4.12.14-8.55.1 moderate To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203714-1/ https://www.suse.com/security/cve/CVE-2020-28974.html CVE-2020-28974 https://bugzilla.suse.com/1178589 SUSE Bug 1178589