CVE-2022-50352

In the Linux kernel, the following vulnerability has been resolved: net: hns: fix possible memory leak in hnae_ae_register() Inject fault while probing module, if device_register() fails, but the refcount of kobject is not decreased to 0, the name allocated in dev_set_name() is leaked. Fix this by calling put_device(), so that name can be freed in callback function kobject_cleanup(). unreferenced object 0xffff00c01aba2100 (size 128): comm "systemd-udevd", pid 1259, jiffies 4294903284 (age 294.152s) hex dump (first 32 bytes): 68 6e 61 65 30 00 00 00 18 21 ba 1a c0 00 ff ff hnae0....!...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000034783f26>] slab_post_alloc_hook+0xa0/0x3e0 [<00000000748188f2>] __kmem_cache_alloc_node+0x164/0x2b0 [<00000000ab0743e8>] __kmalloc_node_track_caller+0x6c/0x390 [<000000006c0ffb13>] kvasprintf+0x8c/0x118 [<00000000fa27bfe1>] kvasprintf_const+0x60/0xc8 [<0000000083e10ed7>] kobject_set_name_vargs+0x3c/0xc0 [<000000000b87affc>] dev_set_name+0x7c/0xa0 [<000000003fd8fe26>] hnae_ae_register+0xcc/0x190 [hnae] [<00000000fe97edc9>] hns_dsaf_ae_init+0x9c/0x108 [hns_dsaf] [<00000000c36ff1eb>] hns_dsaf_probe+0x548/0x748 [hns_dsaf]

• tracing: Verify event formats that have "%*p.." {CVE-2025-37938}
• HID: pidff: Fix null pointer dereference in pidff_find_fields {CVE-2025-37862}
• scsi: st: Fix array overflow in st_setup() {CVE-2025-37857}
• drm/amdkfd: debugfs hang_hws skip GPU with MES {CVE-2025-37853}
• mm/vmscan: don't try to reclaim hwpoison folio {CVE-2025-37834}
• cpufreq: scmi: Fix null-ptr-deref in scmi_cpufreq_get_rate() {CVE-2025-37830}
• drm/amdgpu: handle amdgpu_cgs_create_device() errors in amd_powerplay_create() {CVE-2025-37852}
• cpufreq: scpi: Fix null-ptr-deref in scpi_cpufreq_get_rate() {CVE-2025-37829}
• sound/virtio: Fix cancel_sync warnings on uninitialized work_structs {CVE-2025-37805}
• net: tls: explicitly disallow disconnect {CVE-2025-37756}
• drm/amd/pm: Prevent division by zero {CVE-2025-37770}
• drm/amd/pm: Prevent division by zero {CVE-2025-37768}
• net: Remove RTNL dance for SIOCBRADDIF and SIOCBRDELIF. {CVE-2025-22111}
• wifi: ath11k: Clear affinity hint before calling ath11k_pcic_free_irq() in error path {CVE-2025-23129}
• x86/mm: Fix flush_tlb_range() when used for zapping normal PMDs {CVE-2025-22045}
• ftrace: Avoid potential division by zero in function_stat_show() {CVE-2025-21898}
• md/md-bitmap: Synchronize bitmap_get_stats() with bitmap lifetime {CVE-2025-21712}
• bpf: Fix softlockup in arena_map_free on 64k page kernel {CVE-2025-21851}
• RDMA/rxe: Fix the warning "__rxe_cleanup+0x12c/0x170 [rdma_rxe]" {CVE-2025-21829}
• mm: zswap: properly synchronize freeing resources during CPU hotunplug {CVE-2025-21693}
• drop_monitor: fix incorrect initialization order {CVE-2025-21862}
• ptp: Ensure info->enable callback is always set {CVE-2025-21814}
• efi: Don't map the entire mokvar table to determine its size {CVE-2025-21872}
• drm/amd/display: Assign normalized_pix_clk when color depth = 14 {CVE-2025-21956}
• net: usb: rtl8150: enable basic endpoint checking {CVE-2025-21708}
• nfp: bpf: Add check for nfp_app_ctrl_msg_alloc() {CVE-2025-21848}
• netfilter: nf_tables: reject mismatching sum of field_len with set key length {CVE-2025-21826}
• mm: clear uffd-wp PTE/PMD state on mremap() {CVE-2025-21696}
• wifi: cfg80211: regulatory: improve invalid hints checking {CVE-2025-21910}
• eth: bnxt: always recalculate features after XDP clearing, fix null-deref {CVE-2025-21682}
• vxlan: check vxlan_vnigroup_init() return value {CVE-2025-21790}
• ata: libata-sff: Ensure that we cannot write outside the allocated buffer {CVE-2025-21738}
• wifi: mac80211: don't flush non-uploaded STAs {CVE-2025-21828}
• team: better TEAM_OPTION_TYPE_STRING validation {CVE-2025-21787}
• ppp: Fix KMSAN uninit-value warning with bpf {CVE-2025-21922}
• scsi: storvsc: Ratelimit warning logs to prevent VM denial of service {CVE-2025-21690}
• sctp: sysctl: udp_port: avoid using current->nsproxy {CVE-2025-21637}
• cgroup/cpuset: remove kernfs active break {CVE-2025-21634}
• KVM: Explicitly verify target vCPU is online in kvm_get_vcpu() {CVE-2024-58083}
• idpf: convert workqueues to unbound {CVE-2024-58057}
• xfrm: state: fix out-of-bounds read during lookup {CVE-2024-57982}
• printk: Fix signed integer overflow when defining LOG_BUF_LEN_MAX {CVE-2024-58017}
• Bluetooth: btbcm: Fix NULL deref in btbcm_get_board_name() {CVE-2024-57988}
• HID: core: Fix assumption that Resolution Multipliers must be in Logical Collections {CVE-2024-57986}
• virtio-blk: don't keep queue frozen during system suspend {CVE-2024-57946}
• drm/amd/display: Initialize denominator defaults to 1 {CVE-2024-57950}
• fs: relax assertions on failure to encode file handles {CVE-2024-57924}
• drm/amd/display: Add check for granularity in dml ceil/floor helpers {CVE-2024-57922}
• scsi: qedf: Fix a possible memory leak in qedf_alloc_and_init_sb() {CVE-2024-56748}
• ACPI: x86: Add adev NULL check to acpi_quirk_skip_serdev_enumeration() {CVE-2024-56782}
• scsi: qedi: Fix a possible memory leak in qedi_alloc_and_init_sb() {CVE-2024-56747}
• netdevsim: prevent bad user input in…

• net/sched: fix pedit partial COW leading to page cache corruption {CVE-2026-46331}
• unshare: fix unshare_fs() handling {CVE-2026-43472}
• net/sched: sch_hfsc: fix divide-by-zero in rtsc_min() {CVE-2026-31423}
• net/sched: cls_flow: fix NULL pointer dereference on shared blocks {CVE-2026-31422}
• net/sched: cls_fw: fix NULL pointer dereference on shared blocks {CVE-2026-31421}
• dm: fix queue start/stop imbalance under suspend/load/resume races {CVE-2025-40134}
• ext4: avoid allocating blocks from corrupted group in ext4_mb_try_best_found() {CVE-2024-26773}
• ext4: fix i_data_sem unlock order in ext4_ind_migrate() {CVE-2024-50006}
• xen: Fix the issue of resource not being properly released in xenbus_dev_probe() {CVE-2024-53198}
• HID: pidff: Fix null pointer dereference in pidff_find_fields {CVE-2025-37862}
• crypto: af_alg - Set merge to zero early in af_alg_sendmsg {CVE-2025-39931}
• x86/cpu/hygon: Add missing resctrl_cpu_detect() in bsp_init helper {CVE-2025-39681}
• can: kvaser_usb: kvaser_usb_read_bulk_callback(): fix URB memory leak {CVE-2026-23061}
• bonding: restore IFF_MASTER/SLAVE flags on bond enslave ether type change {CVE-2023-53103}
• NFS: Fix a potential data corruption {CVE-2023-53711}
• NFS: Fix a use after free in nfs_direct_join_group() {CVE-2023-53711}
• hwmon: (w83791d) Fix NULL pointer dereference by removing unnecessary structure field {CVE-2021-47386}
• scsi: bnx2fc: Remove spin_lock_bh while releasing resources after upload {CVE-2024-36919}
• x86/mm: Ensure input to pfn_to_kaddr() is treated as a 64-bit type {CVE-2023-52659}
• Input: uinput - reject requests with unreasonable number of slots {CVE-2024-46745}
• afs: Fix the maximum cell name length {CVE-2025-21646}
• drm/i915: Avoid potential vm use-after-free {CVE-2023-52931}
• interconnect: fix mem leak when freeing nodes {CVE-2023-53096}
• drm/vkms: Fix memory leak in vkms_init() {CVE-2022-50269}
• USB: dwc3: fix memory leak with using debugfs_lookup() {CVE-2023-53415}
• mm/uffd: fix pte marker when fork() without fork event {CVE-2022-49744}
• scsi: qla2xxx: Fix memory leak in qla2x00_probe_one() {CVE-2023-53696}
• ipmi_si: fix a memleak in try_smi_init() {CVE-2023-53611}
• KVM: Explicitly verify target vCPU is online in kvm_get_vcpu() {CVE-2024-58083}
• scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up() {CVE-2024-36924}
• firmware: cs_dsp: Validate payload length before processing block {CVE-2024-42237}
• hwmon: (w83792d) Fix NULL pointer dereference by removing unnecessary structure field {CVE-2021-47385}
• ftrace: Avoid potential division by zero in function_stat_show() {CVE-2025-21898}
• IB/core: Implement a limit on UMAD receive List {CVE-2024-42145}
• vfio/pci: Disable auto-enable of exclusive INTx IRQ {CVE-2024-27437}
• netfilter: nf_tables: reject duplicate device on updates {CVE-2025-38678}
• PCI: vmd: Make vmd_dev::cfg_lock a raw_spinlock_t type {CVE-2025-23161}
• net: nexthop: Initialize all fields in dumped nexthops {CVE-2024-42283}
• tracing: Make sure trace_printk() can output as soon as it can be used {CVE-2023-53007}
• net: tls: explicitly disallow disconnect {CVE-2025-37756}
• KVM: x86: Reject Hyper-V's SEND_IPI hypercalls if local APIC isn't in-kernel {CVE-2025-21779}
• ext4: turn quotas off if mount failed after enabling quotas {CVE-2023-54153}
• NFC: digital: Bounds check NFC-A cascade depth in SDD response handler {CVE-2026-31622}
• block: fix overflow in blk_ioctl_discard() {CVE-2024-36917}
• usb: xhci: Check endpoint is valid before dereferencing it {CVE-2023-52901}
• iio: core: fix memleak in iio_device_register_sysfs {CVE-2023-52643}
• platform/x86/amd/pmc: Detect when STB is not available {CVE-2024-53072}
• mm: memcg: fix NULL pointer in mem_cgroup_track_foreign_dirty_slowpath() {CVE-2023-52939}
• dm thin: make get_first_thin use rcu-safe list first function {CVE-2025-21664}
• bus: mhi: host: pci_generic: Use pci_try_reset_function() to avoid deadlock {CVE-2025-21951}
• bonding: provide a net pointer to…

In the Linux kernel, the following vulnerability has been resolved: net: hns: fix possible memory leak in hnae_ae_register() Inject fault while probing module, if device_register() fails, but the refcount of kobject is not decreased to 0, the name allocated in dev_set_name() is leaked. Fix this by calling put_device(), so that name can be freed in callback function kobject_cleanup(). unreferenced object 0xffff00c01aba2100 (size 128): comm "systemd-udevd", pid 1259, jiffies 4294903284 (age 294.152s) hex dump (first 32 bytes): 68 6e 61 65 30 00 00 00 18 21 ba 1a c0 00 ff ff hnae0....!...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000034783f26>] slab_post_alloc_hook+0xa0/0x3e0 [<00000000748188f2>] __kmem_cache_alloc_node+0x164/0x2b0 [<00000000ab0743e8>] __kmalloc_node_track_caller+0x6c/0x390 [<000000006c0ffb13>] kvasprintf+0x8c/0x118 [<00000000fa27bfe1>] kvasprintf_const+0x60/0xc8 [<0000000083e10ed7>] kobject_set_name_vargs+0x3c/0xc0 [<000000000b87affc>] dev_set_name+0x7c/0xa0 [<000000003fd8fe26>] hnae_ae_register+0xcc/0x190 [hnae] [<00000000fe97edc9>] hns_dsaf_ae_init+0x9c/0x108 [hns_dsaf] [<00000000c36ff1eb>] hns_dsaf_probe+0x548/0x748 [hns_dsaf]

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2022-50233: Bluetooth: eir: Fix using strlen with hdev->{dev_name,short_name} (bsc#1246968).
• CVE-2022-50242: drivers: net: qlcnic: Fix potential memory leak in qlcnic_sriov_init() (bsc#1249696).
• CVE-2022-50244: cxl: fix possible null-ptr-deref in cxl_pci_init_afu|adapter() (bsc#1249647).
• CVE-2022-50252: igb: Do not free q_vector unless new one was allocated (bsc#1249846).
• CVE-2022-50258: wifi: brcmfmac: Fix potential stack-out-of-bounds in brcmf_c_preinit_dcmds() (bsc#1249947).
• CVE-2022-50265: kcm: annotate data-races around kcm->rx_wait (bsc#1249744).
• CVE-2022-50278: PNP: fix name memory leak in pnp_alloc_dev() (bsc#1249715).
• CVE-2022-50285: mm,hugetlb: take hugetlb_lock before decrementing h->resv_huge_pages (bsc#1249803).
• CVE-2022-50288: qlcnic: prevent ->dcb use-after-free on qlcnic_dcb_enable() failure (bsc#1249802).
• CVE-2022-50291: kcm: annotate data-races around kcm->rx_psock (bsc#1249798).
• CVE-2022-50294: wifi: libertas: fix memory leak in lbs_init_adapter() (bsc#1249799).
• CVE-2022-50297: wifi: ath9k: verify the expected usb_endpoints are present (bsc#1250250).
• CVE-2022-50304: mm: export bdi_unregister (bsc#1249725).
• CVE-2022-50311: cxl: Fix refcount leak in cxl_calc_capp_routing (bsc#1249720).
• CVE-2022-50312: drivers: serial: jsm: fix some leaks in probe (bsc#1249716).
• CVE-2022-50321: wifi: brcmfmac: fix potential memory leak in brcmf_netdev_start_xmit() (bsc#1249706).
• CVE-2022-50330: crypto: cavium - prevent integer overflow loading firmware (bsc#1249700).
• CVE-2022-50349: misc: tifm: fix possible memory leak in tifm_7xx1_switch_media() (bsc#1249920).
• CVE-2022-50352: net: hns: fix possible memory leak in hnae_ae_register() (bsc#1249922).
• CVE-2022-50359: media: cx88: Fix a null-ptr-deref bug in buffer_prepare() (bsc#1250269).
• CVE-2022-50365: skbuff: Account for tail adjustment during pull operations (bsc#1250084).
• CVE-2022-50375: tty: serial: fsl_lpuart: disable dma rx/tx use flags in lpuart_dma_shutdown (bsc#1250132).
• CVE-2022-50386: Bluetooth: L2CAP: Fix user-after-free (bsc#1250301).
• CVE-2022-50396: net: sched: fix memory leak in tcindex_set_parms (bsc#1250104).
• CVE-2022-50402: drivers/md/md-bitmap: check the return value of md_bitmap_get_counter() (bsc#1250363).
• CVE-2022-50405: net/tunnel: wait until all sk_user_data reader finish before releasing the sock (bsc#1250155).
• CVE-2022-50406: iomap: iomap: fix memory corruption when recording errors during writeback (bsc#1250165).
• CVE-2022-50408: wifi: brcmfmac: fix use-after-free bug in brcmf_netdev_start_xmit() (bsc#1250391).
• CVE-2022-50409: net: If sock is dead do not access sock's sk_wq in sk_stream_wait_memory (bsc#1250392).
• CVE-2022-50419: Bluetooth: hci_sysfs: Fix attempting to call device_add multiple times (bsc#1250394).
• CVE-2023-53148: igb: Do not bring the device up after non-fatal error (bsc#1249842).
• CVE-2023-53153: wifi: cfg80211: Partial revert 'wifi: cfg80211: Fix use after free for wext' (bsc#1249877).
• CVE-2023-53176: serial: 8250: Fix oops for port->pm on uart_change_pm() (bsc#1249991).
• CVE-2023-53178: mm: zswap: fix missing folio cleanup in writeback race path (bsc#1249827 git-fix).
• CVE-2023-53199: wifi: ath9k: hif_usb: clean up skbs if ath9k_hif_usb_rx_stream() fails (bsc#1249683).
• CVE-2023-53201: RDMA/bnxt_re: wraparound mbox producer index (bsc#1249687).
• CVE-2023-53226: wifi: mwifiex: Fix oob check condition in mwifiex_process_rx_packet (bsc#1249658).
• CVE-2023-53248: drm/amdgpu: install stub fence into potential unused fence pointers (bsc#1249779).
• CVE-2023-53254: drivers: base: cacheinfo: Fix shared_cpu_map changes in event of CPU hotplug (bsc#1249871).
• CVE-2023-53272: net: ena: fix shift-out-of-bounds in exponential backoff (bsc#1249917).
• CVE-2023-53277: wifi: iwl3945: Add missing check for create_singlethread_workqueue…