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SUSE-SU-2021:1301-1

Опубликовано: 21 апр. 2021
Источник: suse-cvrf

Описание

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP2 Azure kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

  • CVE-2020-25670, CVE-2020-25671, CVE-2020-25672, CVE-2020-25673: Fixed multiple bugs in NFC subsytem (bsc#1178181).
  • CVE-2020-36311: Fixed a denial of service (soft lockup) by triggering destruction of a large SEV VM (bsc#1184511).
  • CVE-2021-29154: Fixed incorrect computation of branch displacements, allowing arbitrary code execution (bsc#1184391).
  • CVE-2021-30002: Fixed a memory leak for large arguments in video_usercopy (bsc#1184120).
  • CVE-2021-3483: Fixed a use-after-free in nosy.c (bsc#1184393).
  • CVE-2020-36310: Fixed infinite loop for certain nested page faults (bsc#1184512).
  • CVE-2020-36312: Fixed a memory leak upon a kmalloc failure (bsc#1184509 ).
  • CVE-2021-28950: Fixed an issue in fs/fuse/fuse_i.h due to a retry loop continually was finding the same bad inode (bsc#1184194).

The following non-security bugs were fixed:

  • ALSA: aloop: Fix initialization of controls (git-fixes).
  • ALSA: hda/realtek: Fix speaker amp setup on Acer Aspire E1 (git-fixes).
  • appletalk: Fix skb allocation size in loopback case (git-fixes).
  • ASoC: cygnus: fix for_each_child.cocci warnings (git-fixes).
  • ASoC: fsl_esai: Fix TDM slot setup for I2S mode (git-fixes).
  • ASoC: intel: atom: Remove 44100 sample-rate from the media and deep-buffer DAI descriptions (git-fixes).
  • ASoC: intel: atom: Stop advertising non working S24LE support (git-fixes).
  • ASoC: max98373: Added 30ms turn on/off time delay (git-fixes).
  • ASoC: sunxi: sun4i-codec: fill ASoC card owner (git-fixes).
  • ASoC: wm8960: Fix wrong bclk and lrclk with pll enabled for some chips (git-fixes).
  • ath10k: hold RCU lock when calling ieee80211_find_sta_by_ifaddr() (git-fixes).
  • atl1c: fix error return code in atl1c_probe() (git-fixes).
  • atl1e: fix error return code in atl1e_probe() (git-fixes).
  • batman-adv: initialize 'struct batadv_tvlv_tt_vlan_data'->reserved field (git-fixes).
  • bpf: Remove MTU check in __bpf_skb_max_len (bsc#1155518).
  • brcmfmac: clear EAP/association status bits on linkdown events (git-fixes).
  • bus: ti-sysc: Fix warning on unbind if reset is not deasserted (git-fixes).
  • cifs: change noisy error message to FYI (bsc#1181507).
  • cifs_debug: use %pd instead of messing with ->d_name (bsc#1181507).
  • cifs: do not send close in compound create+close requests (bsc#1181507).
  • cifs: New optype for session operations (bsc#1181507).
  • cifs: print MIDs in decimal notation (bsc#1181507).
  • cifs: return proper error code in statfs(2) (bsc#1181507).
  • cifs: Tracepoints and logs for tracing credit changes (bsc#1181507).
  • clk: fix invalid usage of list cursor in register (git-fixes).
  • clk: fix invalid usage of list cursor in unregister (git-fixes).
  • clk: socfpga: fix iomem pointer cast on 64-bit (git-fixes).
  • drivers: video: fbcon: fix NULL dereference in fbcon_cursor() (git-fixes).
  • drm/amdgpu: check alignment on CPU page for bo map (git-fixes).
  • drm/amdgpu: fix offset calculation in amdgpu_vm_bo_clear_mappings() (git-fixes).
  • drm/i915: Fix invalid access to ACPI _DSM objects (bsc#1184074).
  • drm/msm/adreno: a5xx_power: Do not apply A540 lm_setup to other GPUs (git-fixes).
  • drm/msm: Ratelimit invalid-fence message (git-fixes).
  • drm/msm: Set drvdata to NULL when msm_drm_init() fails (git-fixes).
  • enetc: Fix reporting of h/w packet counters (git-fixes).
  • fuse: fix bad inode (bsc#1184211).
  • fuse: fix live lock in fuse_iget() (bsc#1184211).
  • i40e: Fix parameters in aq_get_phy_register() (jsc#SLE-8025).
  • i40e: Fix sparse error: 'vsi->netdev' could be null (jsc#SLE-8025).
  • ice: remove DCBNL_DEVRESET bit from PF state (jsc#SLE-7926).
  • kABI: powerpc/pmem: Include pmem prototypes (bsc#1113295 git-fixes).
  • libbpf: Fix INSTALL flag order (bsc#1155518).
  • locking/mutex: Fix non debug version of mutex_lock_io_nested() (git-fixes).
  • mac80211: choose first enabled channel for monitor (git-fixes).
  • mac80211: fix TXQ AC confusion (git-fixes).
  • mISDN: fix crash in fritzpci (git-fixes).
  • net: atheros: switch from 'pci_' to 'dma_' API (git-fixes).
  • net: b44: fix error return code in b44_init_one() (git-fixes).
  • net: ethernet: ti: cpsw: fix error return code in cpsw_probe() (git-fixes).
  • net: hns3: Remove the left over redundant check & assignment (bsc#1154353).
  • net: lantiq: Wait for the GPHY firmware to be ready (git-fixes).
  • net/mlx5: Fix PPLM register mapping (jsc#SLE-8464).
  • net: pasemi: fix error return code in pasemi_mac_open() (git-fixes).
  • net: phy: broadcom: Only advertise EEE for supported modes (git-fixes).
  • net: qualcomm: rmnet: Fix incorrect receive packet handling during cleanup (git-fixes).
  • net: sched: disable TCQ_F_NOLOCK for pfifo_fast (bsc#1183405)
  • net: wan/lmc: unregister device when no matching device is found (git-fixes).
  • platform/x86: intel-hid: Support Lenovo ThinkPad X1 Tablet Gen 2 (git-fixes).
  • platform/x86: thinkpad_acpi: Allow the FnLock LED to change state (git-fixes).
  • PM: runtime: Fix ordering in pm_runtime_get_suppliers() (git-fixes).
  • post.sh: Return an error when module update fails (bsc#1047233 bsc#1184388).
  • powerpc/64s: Fix instruction encoding for lis in ppc_function_entry() (bsc#1065729).
  • powerpc/pmem: Include pmem prototypes (bsc#1113295 git-fixes).
  • powerpc/pseries/ras: Remove unused variable 'status' (bsc#1065729).
  • powerpc/sstep: Check instruction validity against ISA version before emulation (bsc#1156395).
  • powerpc/sstep: Fix darn emulation (bsc#1156395).
  • powerpc/sstep: Fix incorrect return from analyze_instr() (bsc#1156395).
  • powerpc/sstep: Fix load-store and update emulation (bsc#1156395).
  • qlcnic: fix error return code in qlcnic_83xx_restart_hw() (git-fixes).
  • RAS/CEC: Correct ce_add_elem()'s returned values (bsc#1152489).
  • rpm/kernel-binary.spec.in: Fix dependency of kernel-*-devel package (bsc#1184514)
  • scsi: ibmvfc: Fix invalid state machine BUG_ON() (bsc#1184647 ltc#191231).
  • smb3: add dynamic trace point to trace when credits obtained (bsc#1181507).
  • smb3: fix crediting for compounding when only one request in flight (bsc#1181507).
  • soc/fsl: qbman: fix conflicting alignment attributes (git-fixes).
  • thermal/core: Add NULL pointer check before using cooling device stats (git-fixes).
  • USB: cdc-acm: downgrade message to debug (git-fixes).
  • USB: cdc-acm: untangle a circular dependency between callback and softint (git-fixes).
  • USBip: vhci_hcd fix shift out-of-bounds in vhci_hub_control() (git-fixes).
  • USB: quirks: ignore remote wake-up on Fibocom L850-GL LTE modem (git-fixes).
  • x86: Introduce TS_COMPAT_RESTART to fix get_nr_restart_syscall() (bsc#1152489).
  • x86/ioapic: Ignore IRQ2 again (bsc#1152489).
  • x86/mem_encrypt: Correct physical address calculation in __set_clr_pte_enc() (bsc#1152489).
  • xen/events: fix setting irq affinity (bsc#1184583).

Список пакетов

Image SLES15-SP2-Azure-Basic
kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-Azure-Standard
kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-HPC-Azure
kernel-azure-5.3.18-18.44.1
SUSE Linux Enterprise Module for Public Cloud 15 SP2
kernel-azure-5.3.18-18.44.1
kernel-azure-devel-5.3.18-18.44.1
kernel-devel-azure-5.3.18-18.44.1
kernel-source-azure-5.3.18-18.44.1
kernel-syms-azure-5.3.18-18.44.1

Описание

A vulnerability was found in Linux Kernel where refcount leak in llcp_sock_bind() causing use-after-free which might lead to privilege escalations.


Затронутые продукты
Image SLES15-SP2-Azure-Basic:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-Azure-Standard:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-HPC-Azure:kernel-azure-5.3.18-18.44.1
SUSE Linux Enterprise Module for Public Cloud 15 SP2:kernel-azure-5.3.18-18.44.1

Ссылки

Описание

A vulnerability was found in Linux Kernel, where a refcount leak in llcp_sock_connect() causing use-after-free which might lead to privilege escalations.


Затронутые продукты
Image SLES15-SP2-Azure-Basic:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-Azure-Standard:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-HPC-Azure:kernel-azure-5.3.18-18.44.1
SUSE Linux Enterprise Module for Public Cloud 15 SP2:kernel-azure-5.3.18-18.44.1

Ссылки

Описание

A memory leak vulnerability was found in Linux kernel in llcp_sock_connect


Затронутые продукты
Image SLES15-SP2-Azure-Basic:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-Azure-Standard:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-HPC-Azure:kernel-azure-5.3.18-18.44.1
SUSE Linux Enterprise Module for Public Cloud 15 SP2:kernel-azure-5.3.18-18.44.1

Ссылки

Описание

A vulnerability was found in Linux kernel where non-blocking socket in llcp_sock_connect() leads to leak and eventually hanging-up the system.


Затронутые продукты
Image SLES15-SP2-Azure-Basic:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-Azure-Standard:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-HPC-Azure:kernel-azure-5.3.18-18.44.1
SUSE Linux Enterprise Module for Public Cloud 15 SP2:kernel-azure-5.3.18-18.44.1

Ссылки

Описание

An issue was discovered in the Linux kernel before 5.8. arch/x86/kvm/svm/svm.c allows a set_memory_region_test infinite loop for certain nested page faults, aka CID-e72436bc3a52.


Затронутые продукты
Image SLES15-SP2-Azure-Basic:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-Azure-Standard:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-HPC-Azure:kernel-azure-5.3.18-18.44.1
SUSE Linux Enterprise Module for Public Cloud 15 SP2:kernel-azure-5.3.18-18.44.1

Ссылки

Описание

An issue was discovered in the Linux kernel before 5.9. arch/x86/kvm/svm/sev.c allows attackers to cause a denial of service (soft lockup) by triggering destruction of a large SEV VM (which requires unregistering many encrypted regions), aka CID-7be74942f184.


Затронутые продукты
Image SLES15-SP2-Azure-Basic:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-Azure-Standard:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-HPC-Azure:kernel-azure-5.3.18-18.44.1
SUSE Linux Enterprise Module for Public Cloud 15 SP2:kernel-azure-5.3.18-18.44.1

Ссылки

Описание

An issue was discovered in the Linux kernel before 5.8.10. virt/kvm/kvm_main.c has a kvm_io_bus_unregister_dev memory leak upon a kmalloc failure, aka CID-f65886606c2d.


Затронутые продукты
Image SLES15-SP2-Azure-Basic:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-Azure-Standard:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-HPC-Azure:kernel-azure-5.3.18-18.44.1
SUSE Linux Enterprise Module for Public Cloud 15 SP2:kernel-azure-5.3.18-18.44.1

Ссылки

Описание

An issue was discovered in fs/fuse/fuse_i.h in the Linux kernel before 5.11.8. A "stall on CPU" can occur because a retry loop continually finds the same bad inode, aka CID-775c5033a0d1.


Затронутые продукты
Image SLES15-SP2-Azure-Basic:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-Azure-Standard:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-HPC-Azure:kernel-azure-5.3.18-18.44.1
SUSE Linux Enterprise Module for Public Cloud 15 SP2:kernel-azure-5.3.18-18.44.1

Ссылки

Описание

BPF JIT compilers in the Linux kernel through 5.11.12 have incorrect computation of branch displacements, allowing them to execute arbitrary code within the kernel context. This affects arch/x86/net/bpf_jit_comp.c and arch/x86/net/bpf_jit_comp32.c.


Затронутые продукты
Image SLES15-SP2-Azure-Basic:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-Azure-Standard:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-HPC-Azure:kernel-azure-5.3.18-18.44.1
SUSE Linux Enterprise Module for Public Cloud 15 SP2:kernel-azure-5.3.18-18.44.1

Ссылки

Описание

An issue was discovered in the Linux kernel before 5.11.3 when a webcam device exists. video_usercopy in drivers/media/v4l2-core/v4l2-ioctl.c has a memory leak for large arguments, aka CID-fb18802a338b.


Затронутые продукты
Image SLES15-SP2-Azure-Basic:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-Azure-Standard:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-HPC-Azure:kernel-azure-5.3.18-18.44.1
SUSE Linux Enterprise Module for Public Cloud 15 SP2:kernel-azure-5.3.18-18.44.1

Ссылки

Описание

A flaw was found in the Nosy driver in the Linux kernel. This issue allows a device to be inserted twice into a doubly-linked list, leading to a use-after-free when one of these devices is removed. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. Versions before kernel 5.12-rc6 are affected


Затронутые продукты
Image SLES15-SP2-Azure-Basic:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-Azure-Standard:kernel-azure-5.3.18-18.44.1
Image SLES15-SP2-HPC-Azure:kernel-azure-5.3.18-18.44.1
SUSE Linux Enterprise Module for Public Cloud 15 SP2:kernel-azure-5.3.18-18.44.1

Ссылки
Уязвимость SUSE-SU-2021:1301-1