SUSE-SU-2021:2325-1

SUSE-SU-2021:2325-1 · Security update for the Linux Kernel

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The SUSE Linux Enterprise 15 SP2 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2021-3573: Fixed an UAF vulnerability in function that can allow attackers to corrupt kernel heaps and adopt further exploitations. (bsc#1186666) - CVE-2021-0605: Fixed an out-of-bounds read which could lead to local information disclosure in the kernel with System execution privileges needed. (bsc#1187601) - CVE-2021-0512: Fixed a possible out-of-bounds write which could lead to local escalation of privilege with no additional execution privileges needed. (bsc#1187595) - CVE-2021-33624: Fixed a bug which allows unprivileged BPF program to leak the contents of arbitrary kernel memory (and therefore, of all physical memory) via a side-channel. (bsc#1187554) - CVE-2021-34693: Fixed a bug in net/can/bcm.c which could allow local users to obtain sensitive information from kernel stack memory because parts of a data structure are uninitialized. (bsc#1187452) - CVE-2021-0129: Fixed improper access control in BlueZ that may have allowed an authenticated user to potentially enable information disclosure via adjacent access (bnc#1186463). - CVE-2020-36385: Fixed a use-after-free via the ctx_list in some ucma_migrate_id situations where ucma_close is called (bnc#1187050). - CVE-2020-26558: Fixed Bluetooth LE and BR/EDR secure pairing in Bluetooth Core Specification 2.1 (bnc#1179610, bnc#1186463). - CVE-2020-36386: Fixed an out-of-bounds read issue in hci_extended_inquiry_result_evt (bnc#1187038). The following non-security bugs were fixed: - acpica: Clean up context mutex during object deletion (git-fixes). - alsa: hda/cirrus: Set Initial DMIC volume to -26 dB (git-fixes). - alsa: hda: Fix for mute key LED for HP Pavilion 15-CK0xx (git-fixes). - alsa: timer: Fix master timer notification (git-fixes). - alx: Fix an error handling path in 'alx_probe()' (git-fixes). - arch: Add arch-dependent support markers in supported.conf (bsc#1186672) - arch: Add the support for kernel-FLAVOR-optional subpackage (jsc#SLE-11796) - ASoC: Intel: bytcr_rt5640: Add quirk for the Glavey TM800A550L tablet (git-fixes). - ASoC: Intel: bytcr_rt5640: Add quirk for the Lenovo Miix 3-830 tablet (git-fixes). - ASoC: max98088: fix ni clock divider calculation (git-fixes). - ASoC: rt5659: Fix the lost powers for the HDA header (git-fixes). - ASoC: sti-sas: add missing MODULE_DEVICE_TABLE (git-fixes). - ath6kl: return error code in ath6kl_wmi_set_roam_lrssi_cmd() (git-fixes). - batman-adv: Avoid WARN_ON timing related checks (git-fixes). - be2net: Fix an error handling path in 'be_probe()' (git-fixes). - blk-settings: align max_sectors on 'logical_block_size' boundary (bsc#1185195). - block: Discard page cache of zone reset target range (bsc#1187402). - block: return the correct bvec when checking for gaps (bsc#1187143). - block: return the correct bvec when checking for gaps (bsc#1187144). - bluetooth: fix the erroneous flush_work() order (git-fixes). - bluetooth: use correct lock to prevent UAF of hdev object (git-fixes). - bnxt_en: Call bnxt_ethtool_free() in bnxt_init_one() error path (jsc#SLE-8371 bsc#1153274). - bnxt_en: Fix TQM fastpath ring backing store computation (jsc#SLE-8371 bsc#1153274). - bnxt_en: Rediscover PHY capabilities after firmware reset (jsc#SLE-8371 bsc#1153274). - bpfilter: Specify the log level for the kmsg message (bsc#1155518). - brcmfmac: properly check for bus register errors (git-fixes). - btrfs: open device without device_list_mutex (bsc#1176771). - bus: ti-sysc: Fix flakey idling of uarts and stop using swsup_sidle_act (git-fixes). - can: mcba_usb: fix memory leak in mcba_usb (git-fixes). - ceph: must hold snap_rwsem when filling inode for async create (bsc#1187927). - cfg80211: avoid double free of PMSR request (git-fixes). - cfg80211: make certificate generation more robust (git-fixes). - cgroup1: do not allow '\n' in renaming (bsc#1187972). - char: hpet: add checks after calling ioremap (git-fixes). - CPU: Startup failed when SNC (sub-numa cluster) is enabled with 3 NIC add-on cards installed (bsc#1187263). - cxgb4: avoid accessing registers when clearing filters (git-fixes). - cxgb4: avoid link re-train during TC-MQPRIO configuration (jsc#SLE-8389). - cxgb4: fix wrong shift (git-fixes). - dax: Add a wakeup mode parameter to put_unlocked_entry() (bsc#1187411). - dax: Add an enum for specifying dax wakup mode (bsc#1187411). - dax: fix ENOMEM handling in grab_mapping_entry() (bsc#1184212). - dax: Wake up all waiters after invalidating dax entry (bsc#1187411). - dmaengine: ALTERA_MSGDMA depends on HAS_IOMEM (git-fixes). - dmaengine: pl330: fix wrong usage of spinlock flags in dma_cyclc (git-fixes). - dmaengine: qcom_hidma: comment platform_driver_register call (git-fixes). - dmaengine: QCOM_HIDMA_MGMT depends on HAS_IOMEM (git-fixes). - dmaengine: stedma40: add missing iounmap() on error in d40_probe() (git-fixes). - drm/amd/amdgpu: fix a potential deadlock in gpu reset (git-fixes). - drm/amd/amdgpu: fix refcount leak (git-fixes). - drm/amd/display: Allow bandwidth validation for 0 streams (git-fixes). - drm/amd/display: Disconnect non-DP with no EDID (git-fixes). - drm/amdgpu: Fix a use-after-free (git-fixes). - drm/amdgpu: make sure we unpin the UVD BO (git-fixes). - drm/tegra: sor: Do not leak runtime PM reference (git-fixes). - drm: Fix use-after-free read in drm_getunique() (git-fixes). - drm: Lock pointer access in drm_master_release() (git-fixes). - dt-bindings: reset: meson8b: fix duplicate reset IDs (git-fixes). - efi: Allow EFI_MEMORY_XP and EFI_MEMORY_RO both to be cleared (git-fixes). - efi: cper: fix snprintf() use in cper_dimm_err_location() (git-fixes). - ext4: fix bug on in ext4_es_cache_extent as ext4_split_extent_at failed (bsc#1187408). - ext4: fix check to prevent false positive report of incorrect used inodes (bsc#1187404). - ext4: fix error code in ext4_commit_super (bsc#1187407). - ext4: fix memory leak in ext4_fill_super (bsc#1187409). - FCOE: fcoe_wwn_from_mac kABI fix (bsc#1187886). - fs/nfs: Use fatal_signal_pending instead of signal_pending (git-fixes). - fs: fix reporting supported extra file attributes for statx() (bsc#1187410). - ftrace: Do not blindly read the ip address in ftrace_bug() (git-fixes). - ftrace: Free the trampoline when ftrace_startup() fails (git-fixes). - fuse: BUG_ON correction in fuse_dev_splice_write() (bsc#1187356). - gpio: cadence: Add missing MODULE_DEVICE_TABLE (git-fixes). - gpu: Enable CONFIG_PCI_PF_STUB for Nvidia Ampere vGPU support (jsc#SLE-17882 jsc#ECO-3691) - gve: Add NULL pointer checks when freeing irqs (git-fixes). - gve: Correct SKB queue index validation (git-fixes). - gve: Upgrade memory barrier in poll routine (git-fixes). - HID: Add BUS_VIRTUAL to hid_connect logging (git-fixes). - HID: gt683r: add missing MODULE_DEVICE_TABLE (git-fixes). - HID: hid-input: add mapping for emoji picker key (git-fixes). - HID: hid-sensor-hub: Return error for hid_set_field() failure (git-fixes). - HID: i2c-hid: fix format string mismatch (git-fixes). - HID: i2c-hid: Skip ELAN power-on command after reset (git-fixes). - HID: magicmouse: fix NULL-deref on disconnect (git-fixes). - HID: multitouch: require Finger field to mark Win8 reports as MT (git-fixes). - HID: pidff: fix error return code in hid_pidff_init() (git-fixes). - HID: quirks: Set INCREMENT_USAGE_ON_DUPLICATE for Saitek X65 (git-fixes). - HID: usbhid: fix info leak in hid_submit_ctrl (git-fixes). - HID: usbhid: Fix race between usbhid_close() and usbhid_stop() (git-fixes). - hwmon: (dell-smm-hwmon) Fix index values (git-fixes). - hwmon: (scpi-hwmon) shows the negative temperature properly (git-fixes). - i2c: mpc: Make use of i2c_recover_bus() (git-fixes). - i2c: qcom-geni: Suspend and resume the bus during SYSTEM_SLEEP_PM ops (git-fixes). - ice: add ndo_bpf callback for safe mode netdev ops (jsc#SLE-7926). - ice: Allow all LLDP packets from PF to Tx (jsc#SLE-7926). - ice: Fix VFR issues for AVF drivers

Corrección disponible

Publicación

2021-07-14T15:07:41Z

Actualización

2026-02-04T04:00:23.261086Z

Pila tecnológica: system

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