SUSE-SU-2021:3675-1

SUSE-SU-2021:3675-1 · Security update for the Linux Kernel

This page contains facts from public vulnerability sources. Check the original advisory before updating.

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

The following security bugs were fixed: - CVE-2021-3542: Fixed heap buffer overflow in firedtv driver (bsc#1186063). - CVE-2021-3655: Fixed a missing size validations on inbound SCTP packets, which may have allowed the kernel to read uninitialized memory (bsc#1188563). - CVE-2021-3715: Fixed a use-after-free in route4_change() in net/sched/cls_route.c (bsc#1190349). - CVE-2021-3760: Fixed a use-after-free vulnerability with the ndev->rf_conn_info object (bsc#1190067). - CVE-2021-3772: Fixed sctp vtag check in sctp_sf_ootb (bsc#1190351). - CVE-2021-3896: Fixed a array-index-out-bounds in detach_capi_ctr in drivers/isdn/capi/kcapi.c (bsc#1191958). - CVE-2021-33033: Fixed a use-after-free in cipso_v4_genopt in net/ipv4/cipso_ipv4.c because the CIPSO and CALIPSO refcounting for the DOI definitions is mishandled (bsc#1186109). - CVE-2021-34866: Fixed eBPF Type Confusion Privilege Escalation Vulnerability (bsc#1191645). - CVE-2021-37159: hso_free_net_device in drivers/net/usb/hso.c called without checking for the NETREG_REGISTERED state, leading to a use-after-free and a double free (bnc#1188601). - CVE-2021-41864: Fixed prealloc_elems_and_freelist that allowed unprivileged users to trigger an eBPF multiplication integer overflow with a resultant out-of-bounds write (bnc#1191317). - CVE-2021-42008: Fixed a slab out-of-bounds write in the decode_data function in drivers/net/hamradio/6pack.c. Input from a process that had the CAP_NET_ADMIN capability could have lead to root access (bsc#1191315). - CVE-2021-42252: Fixed an issue inside aspeed_lpc_ctrl_mmap that could have allowed local attackers to access the Aspeed LPC control interface to overwrite memory in the kernel and potentially execute privileges (bnc#1190479). - CVE-2021-42739: The firewire subsystem had a buffer overflow related to drivers/media/firewire/firedtv-avc.c and drivers/media/firewire/firedtv-ci.c, because avc_ca_pmt mishandled bounds checking (bsc#1184673). - CVE-2021-43056: Fixed possible KVM host crash via malicious KVM guest on Power8 (bnc#1192107). - CVE-2021-43389: There was an array-index-out-of-bounds flaw in the detach_capi_ctr function in drivers/isdn/capi/kcapi.c (bnc#1191958). The following non-security bugs were fixed: - acpi/arm64: fix next_platform_timer() section mismatch error (git-fixes). - ACPI: bgrt: Fix CFI violation (git-fixes). - ACPI: fix NULL pointer dereference (git-fixes). - ACPI: NFIT: Use fallback node id when numa info in NFIT table is incorrect (git-fixes). - Add obsolete_rebuilds_subpackage (boo#1172073 bsc#1191731). - ALSA: hda: avoid write to STATESTS if controller is in reset (git-fixes). - ALSA: hda - Enable headphone mic on Dell Latitude laptops with ALC3254 (git-fixes). - ALSA: hda: intel: Allow repeatedly probing on codec configuration errors (bsc#1190801). - ALSA: hda/realtek: Add quirk for Clevo PC50HS (git-fixes). - ALSA: hda/realtek: Add quirk for Clevo X170KM-G (git-fixes). - ALSA: hda/realtek: Add quirk for TongFang PHxTxX1 (git-fixes). - ALSA: hda/realtek - ALC236 headset MIC recording issue (git-fixes). - ALSA: hda/realtek: Complete partial device name to avoid ambiguity (git-fixes). - ALSA: hda/realtek: Enable 4-speaker output for Dell Precision 5560 laptop (git-fixes). - ALSA: hda/realtek: Fix for quirk to enable speaker output on the Lenovo 13s Gen2 (git-fixes). - ALSA: hda/realtek: Fix mic mute LED for the HP Spectre x360 14 (git-fixes). - ALSA: hda/realtek: Fix the mic type detection issue for ASUS G551JW (git-fixes). - ALSA: hda/realtek: Quirks to enable speaker output for Lenovo Legion 7i 15IMHG05, Yoga 7i 14ITL5/15ITL5, and 13s Gen2 laptops (git-fixes). - ALSA: hda: Reduce udelay() at SKL+ position reporting (git-fixes). - ALSA: hda: Use position buffer for SKL+ again (git-fixes). - ALSA: pcm: Workaround for a wrong offset in SYNC_PTR compat ioctl (git-fixes). - ALSA: seq: Fix a potential UAF by wrong private_free call order (git-fixes). - ALSA: ua101: fix division by zero at probe (git-fixes). - ALSA: uapi: Fix a C++ style comment in asound.h (git-fixes). - ALSA: usb-audio: Add quirk for VF0770 (git-fixes). - ALSA: usb-audio: Provide quirk for Sennheiser GSP670 Headset (git-fixes). - ASoC: atmel: ATMEL drivers do not need HAS_DMA (git-fixes). - ASoC: cs42l42: Correct some register default values (git-fixes). - ASoC: cs42l42: Defer probe if request_threaded_irq() returns EPROBE_DEFER (git-fixes). - ASoC: cs42l42: Do not set defaults for volatile registers (git-fixes). - ASoC: DAPM: Fix missing kctl change notifications (git-fixes). - ASoC: dapm: use component prefix when checking widget names (git-fixes). - ASoC: dt-bindings: cs42l42: Correct description of ts-inv (git-fixes). - ASoC: fsl_spdif: register platform component before registering cpu dai (git-fixes). - ASoC: Intel: bytcr_rt5640: Move 'Platform Clock' routes to the maps for the matching in-/output (git-fixes). - ASoC: Intel: Skylake: Fix module configuration for KPB and MIXER (git-fixes). - ASoC: Intel: Skylake: Fix passing loadable flag for module (git-fixes). - ASoC: Intel: sof_sdw: tag SoundWire BEs as non-atomic (git-fixes). - ASoC: mediatek: mt8195: Remove unsued irqs_lock (git-fixes). - ASoC: rockchip: Use generic dmaengine code (git-fixes). - ASoC: SOF: imx: imx8: Bar index is only valid for IRAM and SRAM types (git-fixes). - ASoC: SOF: imx: imx8m: Bar index is only valid for IRAM and SRAM types (git-fixes). - ASoC: SOF: loader: release_firmware() on load failure to avoid batching (git-fixes). - ASoC: SOF: topology: do not power down primary core during topology removal (git-fixes). - ASoC: topology: Fix stub for snd_soc_tplg_component_remove() (git-fixes). - ASoC: wm8960: Fix clock configuration on slave mode (git-fixes). - ata: ahci_platform: fix null-ptr-deref in ahci_platform_enable_regulators() (git-fixes). - ata: sata_dwc_460ex: No need to call phy_exit() befre phy_init() (git-fixes). - ata: sata_mv: Fix the error handling of mv_chip_id() (git-fixes). - ath10k: fix control-message timeout (git-fixes). - ath10k: fix division by zero in send path (git-fixes). - ath10k: fix max antenna gain unit (git-fixes). - ath10k: Fix missing frame timestamp for beacon/probe-resp (git-fixes). - ath10k: sdio: Add missing BH locking around napi_schdule() (git-fixes). - ath6kl: fix control-message timeout (git-fixes). - ath6kl: fix division by zero in send path (git-fixes). - ath9k: Fix potential interrupt storm on queue reset (git-fixes). - audit: fix possible null-pointer dereference in audit_filter_rules (git-fixes). - b43: fix a lower bounds test (git-fixes). - b43legacy: fix a lower bounds test (git-fixes). - bfq: Remove merged request already in bfq_requests_merged() (bsc#1191456). - blk: Fix lock inversion between ioc lock and bfqd lock (bsc#1191456). - blktrace: Fix uaf in blk_trace access after removing by sysfs (bsc#1191452). - block: bfq: fix bfq_set_next_ioprio_data() (bsc#1191451). - Bluetooth: btmtkuart: fix a memleak in mtk_hci_wmt_sync (git-fixes). - Bluetooth: fix init and cleanup of sco_conn.timeout_work (git-fixes). - bnxt_en: Fix TX timeout when TX ring size is set to the smallest (git-fixes). - bnxt_en: make bnxt_free_skbs() safe to call after bnxt_free_mem() (jsc#SLE-16649). - bpf: Add bpf_patch_call_args prototype to include/linux/bpf.h (git-fixes). - bpf: Fix a typo of reuseport map in bpf.h (git-fixes). - bpf: Fix OOB read when printing XDP link fdinfo (git-fixes). - bpf: Fix up bpf_skb_adjust_room helper's skb csum setting (git-fixes). - can: dev: can_restart: fix use after free bug (git-fixes). - can: peak_pci: peak_pci_remove(): fix UAF (git-fixes). - can: peak_usb: fix use after free bugs (git-fixes). - can: peak_usb: pcan_usb_fd_decode_status(): fix back to ERROR_ACTIVE state notification (git-fixes). - can: rcar_can: fix suspend/resume (git-fixes). - can: ti_hecc: ti_hecc_probe(): add missed clk_disable_unprepare() in error path (git-fixes). - can: xilinx_can: handle failure cases of pm_runtime_get_sync (git-fixes). - cb710: avoid NULL pointe

Fix available

Published

2021-11-16T16:48:20Z

Updated

2026-02-04T04:15:31.122633Z

Stack: system

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