CVE-2021-47379

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd KASAN reports a use-after-free report when doing fuzz test: [693354.104835] ================================================================== [693354.105094] BUG: KASAN: use-after-free in bfq_io_set_weight_legacy+0xd3/0x160 [693354.105336] Read of size 4 at addr ffff888be0a35664 by task sh/1453338 [693354.105607] CPU: 41 PID: 1453338 Comm: sh Kdump: loaded Not tainted 4.18.0-147 [693354.105610] Hardware name: Huawei 2288H V5/BC11SPSCB0, BIOS 0.81 07/02/2018 [693354.105612] Call Trace: [693354.105621] dump_stack+0xf1/0x19b [693354.105626] ? show_regs_print_info+0x5/0x5 [693354.105634] ? printk+0x9c/0xc3 [693354.105638] ? cpumask_weight+0x1f/0x1f [693354.105648] print_address_description+0x70/0x360 [693354.105654] kasan_report+0x1b2/0x330 [693354.105659] ? bfq_io_set_weight_legacy+0xd3/0x160 [693354.105665] ? bfq_io_set_weight_legacy+0xd3/0x160 [693354.105670] bfq_io_set_weight_legacy+0xd3/0x160 [693354.105675] ? bfq_cpd_init+0x20/0x20 [693354.105683] cgroup_file_write+0x3aa/0x510 [693354.105693] ? ___slab_alloc+0x507/0x540 [693354.105698] ? cgroup_file_poll+0x60/0x60 [693354.105702] ? 0xffffffff89600000 [693354.105708] ? usercopy_abort+0x90/0x90 [693354.105716] ? mutex_lock+0xef/0x180 [693354.105726] kernfs_fop_write+0x1ab/0x280 [693354.105732] ? cgroup_file_poll+0x60/0x60 [693354.105738] vfs_write+0xe7/0x230 [693354.105744] ksys_write+0xb0/0x140 [693354.105749] ? __ia32_sys_read+0x50/0x50 [693354.105760] do_syscall_64+0x112/0x370 [693354.105766] ? syscall_return_slowpath+0x260/0x260 [693354.105772] ? do_page_fault+0x9b/0x270 [693354.105779] ? prepare_exit_to_usermode+0xf9/0x1a0 [693354.105784] ? enter_from_user_mode+0x30/0x30 [693354.105793] entry_SYSCALL_64_after_hwframe+0x65/0xca [693354.105875] Allocated by task 1453337: [693354.106001] kasan_kmalloc+0xa0/0xd0 [693354.106006] kmem_cache_alloc_node_trace+0x108/0x220 [693354.106010] bfq_pd_alloc+0x96/0x120 [693354.106015] blkcg_activate_policy+0x1b7/0x2b0 [693354.106020] bfq_create_group_hierarchy+0x1e/0x80 [693354.106026] bfq_init_queue+0x678/0x8c0 [693354.106031] blk_mq_init_sched+0x1f8/0x460 [693354.106037] elevator_switch_mq+0xe1/0x240 [693354.106041] elevator_switch+0x25/0x40 [693354.106045] elv_iosched_store+0x1a1/0x230 [693354.106049] queue_attr_store+0x78/0xb0 [693354.106053] kernfs_fop_write+0x1ab/0x280 [693354.106056] vfs_write+0xe7/0x230 [693354.106060] ksys_write+0xb0/0x140 [693354.106064] do_syscall_64+0x112/0x370 [693354.106069] entry_SYSCALL_64_after_hwframe+0x65/0xca [693354.106114] Freed by task 1453336: [693354.106225] __kasan_slab_free+0x130/0x180 [693354.106229] kfree+0x90/0x1b0 [693354.106233] blkcg_deactivate_policy+0x12c/0x220 [693354.106238] bfq_exit_queue+0xf5/0x110 [693354.106241] blk_mq_exit_sched+0x104/0x130 [693354.106245] __elevator_exit+0x45/0x60 [693354.106249] elevator_switch_mq+0xd6/0x240 [693354.106253] elevator_switch+0x25/0x40 [693354.106257] elv_iosched_store+0x1a1/0x230 [693354.106261] queue_attr_store+0x78/0xb0 [693354.106264] kernfs_fop_write+0x1ab/0x280 [693354.106268] vfs_write+0xe7/0x230 [693354.106271] ksys_write+0xb0/0x140 [693354.106275] do_syscall_64+0x112/0x370 [693354.106280] entry_SYSCALL_64_after_hwframe+0x65/0xca [693354.106329] The buggy address belongs to the object at ffff888be0a35580 which belongs to the cache kmalloc-1k of size 1024 [693354.106736] The buggy address is located 228 bytes inside of 1024-byte region [ffff888be0a35580, ffff888be0a35980) [693354.107114] The buggy address belongs to the page: [693354.107273] page:ffffea002f828c00 count:1 mapcount:0 mapping:ffff888107c17080 index:0x0 compound_mapcount: 0 [693354.107606] flags: 0x17ffffc0008100(slab|head) [693354.107760] raw: 0017ffffc0008100 ffffea002fcbc808 ffffea0030bd3a08 ffff888107c17080 [693354.108020] r ---truncated---

• CVE-url: https://ubuntu.com/security/CVE-2024-53104
  • media: uvcvideo: Skip parsing frames of type UVC_VS_UNDEFINED in uvc_parse_format
• CVE-url: https://ubuntu.com/security/CVE-2024-41020
  • filelock: Fix fcntl/close race recovery compat path
• CVE-url: https://ubuntu.com/security/CVE-2024-43892
  • memcg: protect concurrent access to mem_cgroup_idr
• CVE-url: https://ubuntu.com/security/CVE-2021-47379
  • blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd
• CVE-url: https://ubuntu.com/security/CVE-2024-57911
  • iio: dummy: iio_simply_dummy_buffer: fix information leak in triggered buffer
• CVE-url: https://ubuntu.com/security/CVE-2024-53239
  • ALSA: 6fire: Release resources at card release
• CVE-url: https://ubuntu.com/security/CVE-2024-50051
  • spi: mpc52xx: Add cancel_work_sync before module remove

• CVE-url: https://ubuntu.com/security/CVE-2024-53104
  • media: uvcvideo: Skip parsing frames of type UVC_VS_UNDEFINED in uvc_parse_format
• CVE-url: https://ubuntu.com/security/CVE-2024-41020
  • filelock: Fix fcntl/close race recovery compat path
• CVE-url: https://ubuntu.com/security/CVE-2024-43892
  • memcg: protect concurrent access to mem_cgroup_idr
• CVE-url: https://ubuntu.com/security/CVE-2021-47379
  • blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd
• CVE-url: https://ubuntu.com/security/CVE-2024-57911
  • iio: dummy: iio_simply_dummy_buffer: fix information leak in triggered buffer
• CVE-url: https://ubuntu.com/security/CVE-2024-53239
  • ALSA: 6fire: Release resources at card release
• CVE-url: https://ubuntu.com/security/CVE-2024-50051
  • spi: mpc52xx: Add cancel_work_sync before module remove

• CVE-url: https://ubuntu.com/security/CVE-2023-52522
  • net: fix possible store tearing in neigh_periodic_work()
• CVE-url: https://ubuntu.com/security/CVE-2024-40911
  • wifi: cfg80211: Lock wiphy in cfg80211_get_station
• CVE-url: https://ubuntu.com/security/CVE-2024-43863
  • drm/vmwgfx: Fix a deadlock in dma buf fence polling
• CVE-url: https://ubuntu.com/security/CVE-2024-44931
  • gpio: prevent potential speculation leaks in gpio_device_get_desc()
• CVE-url: https://ubuntu.com/security/CVE-2024-50229
  • nilfs2: fix potential deadlock with newly created symlinks
• CVE-url: https://ubuntu.com/security/CVE-2024-50171
  • net: systemport: fix potential memory leak in bcm_sysport_xmit()
• CVE-url: https://ubuntu.com/security/CVE-2024-50233
  • staging: iio: frequency: ad9832: fix division by zero in ad9832_calc_freqreg()
• CVE-url: https://ubuntu.com/security/CVE-2024-44938
  • jfs: Fix shift-out-of-bounds in dbDiscardAG
• CVE-url: https://ubuntu.com/security/CVE-2024-50117
  • drm/amd: Guard against bad data for ATIF ACPI method
• CVE-url: https://ubuntu.com/security/CVE-2024-49902
  • jfs: check if leafidx greater than num leaves per dmap tree
• CVE-url: https://ubuntu.com/security/CVE-2023-52799
  • jfs: fix array-index-out-of-bounds in dbFindLeaf
• CVE-url: https://ubuntu.com/security/CVE-2024-41063
  • Bluetooth: fix power_on vs close race
  • Bluetooth: hci_core: cancel all works upon hci_unregister_dev()
• CVE-url: https://ubuntu.com/security/CVE-2024-50267
  • USB: serial: io_edgeport: fix use after free in debug printk
• CVE-url: https://ubuntu.com/security/CVE-2024-50230
  • nilfs2: fix kernel bug due to missing clearing of checked flag
• CVE-url: https://ubuntu.com/security/CVE-2024-50302
  • HID: core: zero-initialize the report buffer
• CVE-url: https://ubuntu.com/security/CVE-2024-50180
  • fbdev: sisfb: Fix strbuf array overflow
• CVE-url: https://ubuntu.com/security/CVE-2024-50278
  • dm cache: fix out-of-bounds access to the dirty bitset when resizing
  • dm cache: fix potential out-of-bounds access on the first resume
• CVE-url: https://ubuntu.com/security/CVE-2024-50234
  • wifi: iwlegacy: Clear stale interrupts before resuming device
• CVE-url: https://ubuntu.com/security/CVE-2024-50301
  • security/keys: fix slab-out-of-bounds in key_task_permission
• CVE-url: https://ubuntu.com/security/CVE-2024-50143
  • overflow: Add _must_check attribute to check*() helpers
  • compiler.h: drop fallback overflow checkers
  • overflow: Allow mixed type arguments
  • udf: fix uninit-value use in udf_get_fileshortad
• Bionic update: upstream stable patchset 2020-11-10 (LP: #1903768) // CVE- url: https://ubuntu.com/security/CVE-2024-50143
  • overflow: Include header file with SIZE_MAX declaration
• Bionic update: upstream stable patchset 2020-09-16 (LP: #1895873) // CVE- url: https://ubuntu.com/security/CVE-2024-50143
  • overflow.h: Add allocation size calculation helpers
• Bionic update: upstream stable patchset 2020-05-07 (LP: #1877461) // CVE- url: https://ubuntu.com/security/CVE-2024-50143
  • overflow.h: Add arithmetic shift helper
• CVE-url: https://ubuntu.com/security/CVE-2024-53061
  • media: s5p-jpeg: prevent buffer overflows
• CVE-url: https://ubuntu.com/security/CVE-2024-47809
  • dlm: fix possible lkb_resource null dereference
• CVE-url: https://ubuntu.com/security/CVE-2024-41020
  • filelock: Fix fcntl/close race recovery compat path
• CVE-url: https://ubuntu.com/security/CVE-2024-43892
  • memcg: protect concurrent access to mem_cgroup_idr
• CVE-url: https://ubuntu.com/security/CVE-2021-47379
  • blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd
• CVE-url: https://ubuntu.com/security/CVE-2024-53239
  • ALSA: 6fire: Release resources at card release
• CVE-url:…

• KVM: x86: Fix shadow paging use-after-free due to unexpected GFN/role {CVE-2026-46113}
• net: af_key: zero aligned sockaddr tail in PF_KEY exports {CVE-2026-43088}
• ip6_tunnel: clear skb2->cb[] in ip4ip6_err() {CVE-2026-43037}
• ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach() {CVE-2026-43038}
• blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd {CVE-2021-47379}
• can: bcm: add locking for bcm_op runtime updates {CVE-2025-38004}
• smb3: fix for slab out of bounds on mount to ksmbd {CVE-2025-38728}
• iommu: disable SVA when CONFIG_X86 is set {CVE-2025-71089}
• nfnetlink_osf: validate individual option lengths in fingerprints {CVE-2026-23397}
• driver core: platform: use generic driver_override infrastructure {CVE-2026-31527}

• KVM: x86: Fix shadow paging use-after-free due to unexpected GFN/role {CVE-2026-46113}
• net: af_key: zero aligned sockaddr tail in PF_KEY exports {CVE-2026-43088}
• ext4: block range must be validated before use in ext4_mb_clear_bb() {CVE-2022-50021}
• ext4: add strict range checks while freeing blocks {CVE-2022-50021}
• ext4: add ext4_sb_block_valid() refactored out of ext4_inode_block_valid() {CVE-2022-50021}
• ip6_tunnel: clear skb2->cb[] in ip4ip6_err() {CVE-2026-43037}
• ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach() {CVE-2026-43038}
• IB/mlx5: Fix initializing CQ fragments buffer {CVE-2021-47261}
• blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd {CVE-2021-47379}
• bpf, sockmap: Fix race between element replace and close() {CVE-2024-56664}
• KVM: x86/mmu: Don't advance iterator after restart due to yielding {CVE-2021-47094}
• atm: lec: fix use-after-free in sock_def_readable() {CVE-2026-43050}
• net: bridge: fix vlan tunnel dst refcnt when egressing {CVE-2021-47222}
• iommu: disable SVA when CONFIG_X86 is set {CVE-2025-71089}
• nfnetlink_osf: validate individual option lengths in fingerprints {CVE-2026-23397}
• net: bridge: fix vlan tunnel dst null pointer dereference {CVE-2021-47222}

• Bump kernel ABI to 29: ship the ELS kernel as 4.19.0-29-*, distinct from the prior 4.19.0-28.
• CVE-2021-46984
  • kyber: fix out of bounds access when preempted {CVE-2021-46984}
• CVE-2021-47049
  • Drivers: hv: vmbus: Use after free in __vmbus_open() {CVE-2021-47049}
• CVE-2021-47101
  • asix: fix uninit-value in asix_mdio_read() {CVE-2021-47101}
• CVE-2021-47191
  • scsi: scsi_debug: Fix out-of-bound read in resp_readcap16() {CVE-2021-47191}
• CVE-2021-47352
  • virtio-net: Add validation for used length {CVE-2021-47352}
• CVE-2021-47379
  • blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd {CVE-2021-47379}
• CVE-2021-47391
  • RDMA/cma: Ensure rdma_addr_cancel() happens before issuing more requests {CVE-2021-47391}
• CVE-2021-47479
  • staging: rtl8712: fix use-after-free in rtl8712_dl_fw {CVE-2021-47479}
• CVE-2022-21546
  • scsi: target: Fix WRITE_SAME No Data Buffer crash {CVE-2022-21546}
• CVE-2022-39189
  • KVM: x86: do not report a vCPU as preempted outside instruction boundaries {CVE-2022-39189}
• CVE-2022-43945
  • SUNRPC: Fix svcxdr_init_encode's buflen calculation {CVE-2022-43945}
  • NFSD: Cap rsize_bop result based on send buffer size {CVE-2022-43945}
• CVE-2022-48744
  • net/mlx5e: Avoid field-overflowing memcpy() {CVE-2022-48744}
• CVE-2022-49026
  • e100: Fix possible use after free in e100_xmit_prepare {CVE-2022-49026}
• CVE-2022-49720
  • block: Fix handling of offline queues in blk_mq_alloc_request_hctx() {CVE-2022-49720}
• CVE-2022-49975
  • bpf: Don't redirect packets with invalid pkt_len {CVE-2022-49975}
  • bpf: Move skb->len == 0 checks into __bpf_redirect {CVE-2022-49975}
• CVE-2022-50066
  • net: atlantic: fix aq_vec index out of range error {CVE-2022-50066}
• CVE-2022-50103
  • sched, cpuset: Fix dl_cpu_busy() panic due to empty cs->cpus_allowed {CVE-2022-50103}
• CVE-2022-50129
  • RDMA/srpt: Introduce a reference count in struct srpt_device {CVE-2022-50129}
  • RDMA/srpt: Fix a use-after-free {CVE-2022-50129}
• CVE-2022-50300
  • btrfs: fix extent map use-after-free when handling missing device in read_one_chunk {CVE-2022-50300}
• CVE-2022-50406
  • iomap: iomap: fix memory corruption when recording errors during writeback {CVE-2022-50406}
• CVE-2022-50422
  • scsi: libsas: Fix use-after-free bug in smp_execute_task_sg() {CVE-2022-50422}
• CVE-2022-50552
  • blk-mq: use quiesced elevator switch when reinitializing queues {CVE-2022-50552}
• CVE-2023-51779
  • Bluetooth: af_bluetooth: Fix Use-After-Free in bt_sock_recvmsg {CVE-2023-51779}
• CVE-2023-52434
  • smb: client: fix potential OOBs in smb2_parse_contexts() {CVE-2023-52434}
• CVE-2023-52515
  • RDMA/srp: Do not call scsi_done() from srp_abort() {CVE-2023-52515}
• CVE-2023-52531
  • wifi: iwlwifi: mvm: Fix a memory corruption issue {CVE-2023-52531}
• CVE-2023-52741
  • cifs: Fix use-after-free in rdata->read_into_pages() {CVE-2023-52741}
• CVE-2023-53000
  • netlink: prevent potential spectre v1 gadgets {CVE-2023-53000}
• CVE-2023-53039
  • workqueue: Add resource managed version of delayed work init {CVE-2023-53039}
  • devm-helpers: Fix devm_delayed_work_autocancel() kerneldoc {CVE-2023-53039}
  • devm-helpers: Add resource managed version of work init {CVE-2023-53039}
  • HID: intel-ish-hid: ipc: Fix potential use-after-free in work function {CVE-2023-53039}
  • HID: intel-ish-hid: ipc: Fix dev_err usage with uninitialized dev->devc {CVE-2023-53039}
• CVE-2023-53111
  • loop: Fix use-after-free issues {CVE-2023-53111}
• CVE-2023-53254
  • cacheinfo: Fix shared_cpu_map to handle shared caches at different levels…

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2021-47548: Fixed a possible array out-of=bounds (bsc#1225506)
• CVE-2022-48689: Fixed data-race in lru_add_fn (bsc#1223959)
• CVE-2022-48691: Fixed memory leak in netfilter (bsc#1223961)
• CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter (tcindex) (bsc#1210335).
• CVE-2023-42755: Check user supplied offsets (bsc#1215702).
• CVE-2023-52586: Fixed mutex lock in control vblank irq (bsc#1221081).
• CVE-2023-52618: Fixed string overflow in block/rnbd-srv (bsc#1221615).
• CVE-2023-52656: Dropped any code related to SCM_RIGHTS (bsc#1224187).
• CVE-2023-52660: Fiedx IRQ handling due to shared interrupts (bsc#1224443).
• CVE-2023-52664: Eliminate double free in error handling logic (bsc#1224747).
• CVE-2023-52671: Fixed hang/underflow when transitioning to ODM4:1 (bsc#1224729).
• CVE-2023-52674: Add clamp() in scarlett2_mixer_ctl_put() (bsc#1224727).
• CVE-2023-52680: Fixed missing error checks to *_ctl_get() (bsc#1224608).
• CVE-2023-52692: Fixed missing error check to scarlett2_usb_set_config() (bsc#1224628).
• CVE-2023-52698: Fixed memory leak in netlbl_calipso_add_pass() (CVE-2023-52698 bsc#1224621)
• CVE-2023-52746: Prevent potential spectre v1 gadget in xfrm_xlate32_attr() (bsc#1225114)
• CVE-2023-52757: Fixed potential deadlock when releasing mids (bsc#1225548).
• CVE-2023-52795: Fixed use after free in vhost_vdpa_probe() (bsc#1225085).
• CVE-2023-52796: Add ipvlan_route_v6_outbound() helper (bsc#1224930).
• CVE-2023-52807: Fixed out-of-bounds access may occur when coalesce info is read via debugfs (bsc#1225097).
• CVE-2023-52860: Fixed null pointer dereference in hisi_hns3 (bsc#1224936).
• CVE-2024-2201: Fixed information leak in x86/BHI (bsc#1217339).
• CVE-2024-26643: Fixed mark set as dead when unbinding anonymous set with timeout (bsc#1221829).
• CVE-2024-26679: Fixed read sk->sk_family once in inet_recv_error() (bsc#1222385).
• CVE-2024-26692: Fixed regression in writes when non-standard maximum write size negotiated (bsc#1222464).
• CVE-2024-26715: Fixed NULL pointer dereference in dwc3_gadget_suspend (bsc#1222561).
• CVE-2024-26742: Fixed disable_managed_interrupts (git-fixes bsc#1222608).
• CVE-2024-26775: Fixed potential deadlock at set_capacity (bsc#1222627).
• CVE-2024-26791: Fixed properly validate device names in btrfs (bsc#1222793)
• CVE-2024-26822: Set correct id, uid and cruid for multiuser automounts (bsc#1223011).
• CVE-2024-26828: Fixed underflow in parse_server_interfaces() (bsc#1223084).
• CVE-2024-26876: Fixed crash on irq during probe (bsc#1223119).
• CVE-2024-26900: Fixed kmemleak of rdev->serial (bsc#1223046).
• CVE-2024-26915: Reset IH OVERFLOW_CLEAR bit (bsc#1223207)
• CVE-2024-26919: Fixed debugfs directory leak (bsc#1223847).
• CVE-2024-26921: Preserve kabi for sk_buff (bsc#1223138).
• CVE-2024-26925: Release mutex after nft_gc_seq_end from abort path (bsc#1223390).
• CVE-2024-26928: Fixed potential UAF in cifs_debug_files_proc_show() (bsc#1223532).
• CVE-2024-26939: Fixed UAF on destroy against retire race (bsc#1223679).
• CVE-2024-26958: Fixed UAF in direct writes (bsc#1223653).
• CVE-2024-27042: Fixed potential out-of-bounds access in 'amdgpu_discovery_reg_base_init()' (bsc#1223823).
• CVE-2024-27395: Fixed Use-After-Free in ovs_ct_exit (bsc#1224098).
• CVE-2024-27396: Fixed Use-After-Free in gtp_dellink (bsc#1224096).
• CVE-2024-27398: Fixed use-after-free bugs caused by sco_sock_timeout (bsc#1224174).
• CVE-2024-27401: Fixed user_length taken into account when fetching packet contents (bsc#1224181).
• CVE-2024-27417: Fixed potential 'struct net' leak in inet6_rtm_getaddr() (bsc#1224721)
• CVE-2024-27419: Fixed data-races around sysctl_net_busy_read (bsc#1224759)
• CVE-2024-27431: Fixed Zero-initialise xdp_rxq_info struct before running XDP program (bsc#1224718).
• CVE-2024-35791: Flush pages under…

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2024-0639: Fixed a denial-of-service vulnerability due to a deadlock found in sctp_auto_asconf_init in net/sctp/socket.c (bsc#1218917).
• CVE-2024-26828: Fixed underflow in parse_server_interfaces() (bsc#1223084).
• CVE-2024-26840: Fixed a memory leak in cachefiles_add_cache() (bsc#1222976).
• CVE-2024-26852: Fixed use-after-free in ip6_route_mpath_notify() (bsc#1223057).
• CVE-2024-26862: Fixed packet annotate data-races around ignore_outgoing (bsc#1223111).
• CVE-2024-26921: Preserve kabi for sk_buff (bsc#1223138).
• CVE-2024-26925: Release mutex after nft_gc_seq_end from abort path (bsc#1223390).
• CVE-2024-26928: Fixed potential UAF in cifs_debug_files_proc_show() (bsc#1223532).
• CVE-2024-26929: Fixed double free of fcport (bsc#1223715).
• CVE-2024-26930: Fixed double free of the ha->vp_map pointer (bsc#1223626).
• CVE-2024-27398: Fixed use-after-free bugs caused by sco_sock_timeout (bsc#1224174).
• CVE-2024-27413: Fixed incorrect allocation size (bsc#1224438).
• CVE-2024-35817: Set gtt bound flag in amdgpu_ttm_gart_bind (bsc#1224736).
• CVE-2024-35863: Fixed potential UAF in is_valid_oplock_break() (bsc#1224763).
• CVE-2024-35867: Fixed potential UAF in cifs_stats_proc_show() (bsc#1224664).
• CVE-2024-35868: Fixed potential UAF in cifs_stats_proc_write() (bsc#1224678).
• CVE-2024-35904: Fixed dereference of garbage after mount failure (bsc#1224494).
• CVE-2024-35905: Fixed int overflow for stack access size (bsc#1224488).
• CVE-2024-36926: Fixed LPAR panics during boot up with a frozen PE (bsc#1222011).

The following non-security bugs were fixed:

• af_unix: annote lockless accesses to unix_tot_inflight & gc_in_progress (bsc#1223384).
• af_unix: Do not use atomic ops for unix_sk(sk)->inflight (bsc#1223384).
• af_unix: Replace BUG_ON() with WARN_ON_ONCE() (bsc#1223384).
• filemap: remove use of wait bookmarks (bsc#1224085).
• idpf: extend tx watchdog timeout (bsc#1224137).
• ipvs: Fix checksumming on GSO of SCTP packets (bsc#1221958)
• powerpc: Avoid nmi_enter/nmi_exit in real mode interrupt (bsc#1221645 ltc#205739 bsc#1223191).
• powerpc/kasan: Do not instrument non-maskable or raw interrupts (bsc#1223191).
• powerpc/powernv: Add a null pointer check in opal_event_init() (bsc#1065729).
• powerpc/powernv: Add a null pointer check to scom_debug_init_one() (bsc#1194869).
• powerpc/pseries/iommu: IOMMU table is not initialized for kdump over SR-IOV (bsc#1220492 ltc#205270).
• powerpc/pseries/vio: Do not return ENODEV if node or compatible missing (bsc#1220783).
• powerpc: Refactor verification of MSR_RI (bsc#1223191).
• supported.conf: support tcp_dctcp module (jsc#PED-8111)

The SUSE Linux Enterprise 15 SP5 Azure kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2024-35924: Limit read size on v1.2 (bsc#1224657).
• CVE-2024-26921: Preserve kabi for sk_buff (bsc#1223138).
• CVE-2024-35976: Validate user input for XDP_{UMEM|COMPLETION}_FILL_RING (bsc#1224575).
• CVE-2024-36938: Fixed NULL pointer dereference in sk_psock_skb_ingress_enqueue (bsc#1225761).
• CVE-2024-35905: Fixed int overflow for stack access size (bsc#1224488).
• CVE-2023-52795: Fixed use after free in vhost_vdpa_probe() (bsc#1225085).
• CVE-2024-35998: Fixed lock ordering potential deadlock in cifs_sync_mid_result (bsc#1224549).
• CVE-2023-52757: Fixed potential deadlock when releasing mids (bsc#1225548).
• CVE-2021-47548: Fixed a possible array out-of=bounds (bsc#1225506)
• CVE-2024-26828: Fixed underflow in parse_server_interfaces() (bsc#1223084).
• CVE-2024-26822: Set correct id, uid and cruid for multiuser automounts (bsc#1223011).
• CVE-2024-35999: Fixed missing lock when picking channel (bsc#1224550).
• CVE-2024-35861: Fixed potential UAF in cifs_signal_cifsd_for_reconnect() (bsc#1224766).
• CVE-2024-35862: Fixed potential UAF in smb2_is_network_name_deleted() (bsc#1224764).
• CVE-2024-35863: Fixed potential UAF in is_valid_oplock_break() (bsc#1224763).
• CVE-2024-35865: Fixed potential UAF in smb2_is_valid_oplock_break() (bsc#1224668).
• CVE-2024-35864: Fixed potential UAF in smb2_is_valid_lease_break() (bsc#1224765).
• CVE-2024-35867: Fixed potential UAF in cifs_stats_proc_show() (bsc#1224664).
• CVE-2024-35868: Fixed potential UAF in cifs_stats_proc_write() (bsc#1224678).
• CVE-2024-35866: Fixed potential UAF in cifs_dump_full_key() (bsc#1224667).
• CVE-2024-26928: Fixed potential UAF in cifs_debug_files_proc_show() (bsc#1223532).
• CVE-2024-35869: Guarantee refcounted children from parent session (bsc#1224679).
• CVE-2024-35870: Fixed UAF in smb2_reconnect_server() (bsc#1224672).
• CVE-2024-26692: Fixed regression in writes when non-standard maximum write size negotiated (bsc#1222464).
• CVE-2024-26925: Release mutex after nft_gc_seq_end from abort path (bsc#1223390).
• CVE-2023-42755: Check user supplied offsets (bsc#1215702).
• CVE-2024-35964: Fixed not validating setsockopt user input (bsc#1224581).
• CVE-2023-52698: Fixed memory leak in netlbl_calipso_add_pass() (CVE-2023-52698 bsc#1224621)
• CVE-2023-52664: Eliminate double free in error handling logic (bsc#1224747).
• CVE-2023-52807: Fixed out-of-bounds access may occur when coalesce info is read via debugfs (bsc#1225097).
• CVE-2024-27431: Fixed Zero-initialise xdp_rxq_info struct before running XDP program (bsc#1224718).
• CVE-2024-35860: struct bpf_link and bpf_link_ops kABI workaround (bsc#1224531).
• CVE-2023-52671: Fixed hang/underflow when transitioning to ODM4:1 (bsc#1224729).
• CVE-2024-35799: Prevent crash when disable stream (bsc#1224740).
• CVE-2024-35951: Fixed the error path in panfrost_mmu_map_fault_addr() (bsc#1224701).
• CVE-2024-27413: Fixed incorrect allocation size (bsc#1224438).
• CVE-2024-35817: Set gtt bound flag in amdgpu_ttm_gart_bind (bsc#1224736).
• CVE-2024-35877: Fixed VM_PAT handling in COW mappings (bsc#1224525).
• CVE-2024-35969: Fixed race condition between ipv6_get_ifaddr and ipv6_del_addr (bsc#1224580).
• CVE-2023-52746: Prevent potential spectre v1 gadget in xfrm_xlate32_attr() (bsc#1225114)
• CVE-2024-35872: Fixed GUP-fast succeeding on secretmem folios (bsc#1224530).
• CVE-2024-35852: Fixed memory leak when canceling rehash work (bsc#1224502).
• CVE-2024-36006: Fixed incorrect list API usage (bsc#1224541).
• CVE-2024-36007: Fixed warning during rehash (bsc#1224543).
• CVE-2024-35885: Stop interface during shutdown (bsc#1224519).
• CVE-2024-35907: Call request_irq() after NAPI initialized (bsc#1224492).
• CVE-2023-52796: Add ipvlan_route_v6_outbound() helper (bsc#1224930).
• CVE-2024-35939: Fixed leak pages on dma_set_decrypted() failure…

The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2024-35905: Fixed int overflow for stack access size (bsc#1224488).
• CVE-2024-26828: Fix underflow in parse_server_interfaces() (bsc#1223084).
• CVE-2024-35863: Fix potential UAF in is_valid_oplock_break() (bsc#1224763).
• CVE-2024-35867: Fix potential UAF in cifs_stats_proc_show() (bsc#1224664).
• CVE-2024-35868: Fix potential UAF in cifs_stats_proc_write() (bsc#1224678).
• CVE-2024-26928: Fix potential UAF in cifs_debug_files_proc_show() (bsc#1223532).
• CVE-2024-36926: Fixed LPAR panics during boot up with a frozen PE (bsc#1222011).
• CVE-2024-26925: Release mutex after nft_gc_seq_end from abort path (bsc#1223390).
• CVE-2024-27413: Fix incorrect allocation size (bsc#1224438).
• CVE-2024-35817: Set gtt bound flag in amdgpu_ttm_gart_bind (bsc#1224736).
• CVE-2024-35904: Avoid dereference of garbage after mount failure (bsc#1224494).
• CVE-2024-26929: Fixed double free of fcport (bsc#1223715).
• CVE-2024-27398: Fixed use-after-free bugs caused by sco_sock_timeout (bsc#1224174).
• CVE-2024-26930: Fixed double free of the ha->vp_map pointer (bsc#1223626).
• CVE-2024-26840: Fixed a memory leak in cachefiles_add_cache() (bsc#1222976).
• CVE-2024-26862: Fixed packet annotate data-races around ignore_outgoing (bsc#1223111).
• CVE-2024-0639: Fixed a denial-of-service vulnerability due to a deadlock found in sctp_auto_asconf_init in net/sctp/socket.c (bsc#1218917).
• CVE-2024-26921: Preserve kabi for sk_buff (bsc#1223138).
• CVE-2024-26852: Fixed use-after-free in ip6_route_mpath_notify() (bsc#1223057).
• CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter (tcindex) (bsc#1210335).

The following non-security bugs were fixed:

• af_unix: Do not use atomic ops for unix_sk(sk)->inflight (bsc#1223384).
• af_unix: Replace BUG_ON() with WARN_ON_ONCE() (bsc#1223384).
• af_unix: annote lockless accesses to unix_tot_inflight & gc_in_progress (bsc#1223384).
• filemap: remove use of wait bookmarks (bsc#1224085).
• idpf: extend tx watchdog timeout (bsc#1224137).
• ipvs: Fix checksumming on GSO of SCTP packets (bsc#1221958)
• powerpc/kasan: Do not instrument non-maskable or raw interrupts (bsc#1223191).
• powerpc/powernv: Add a null pointer check in opal_event_init() (bsc#1065729).
• powerpc/powernv: Add a null pointer check to scom_debug_init_one() (bsc#1194869).
• powerpc/pseries/iommu: IOMMU table is not initialized for kdump over SR-IOV (bsc#1220492 ltc#205270).
• powerpc/pseries/vio: Do not return ENODEV if node or compatible missing (bsc#1220783).
• powerpc: Avoid nmi_enter/nmi_exit in real mode interrupt (bsc#1221645 ltc#205739 bsc#1223191).
• powerpc: Refactor verification of MSR_RI (bsc#1223191).

The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2021-47548: Fixed a possible array out-of=bounds (bsc#1225506)
• CVE-2022-48689: Fixed data-race in lru_add_fn (bsc#1223959)
• CVE-2022-48691: Fixed memory leak in netfilter (bsc#1223961)
• CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter (tcindex) (bsc#1210335).
• CVE-2023-42755: Check user supplied offsets (bsc#1215702).
• CVE-2023-52586: Fixed mutex lock in control vblank irq (bsc#1221081).
• CVE-2023-52618: Fixed string overflow in block/rnbd-srv (bsc#1221615).
• CVE-2023-52655: Check packet for fixup for true limit (bsc#1217169).
• CVE-2023-52656: Dropped any code related to SCM_RIGHTS (bsc#1224187).
• CVE-2023-52660: Fiedx IRQ handling due to shared interrupts (bsc#1224443).
• CVE-2023-52664: Eliminate double free in error handling logic (bsc#1224747).
• CVE-2023-52671: Fixed hang/underflow when transitioning to ODM4:1 (bsc#1224729).
• CVE-2023-52674: Add clamp() in scarlett2_mixer_ctl_put() (bsc#1224727).
• CVE-2023-52680: Fixed missing error checks to *_ctl_get() (bsc#1224608).
• CVE-2023-52692: Fixed missing error check to scarlett2_usb_set_config() (bsc#1224628).
• CVE-2023-52698: Fixed memory leak in netlbl_calipso_add_pass() (bsc#1224621)
• CVE-2023-52746: Prevent potential spectre v1 gadget in xfrm_xlate32_attr() (bsc#1225114)
• CVE-2023-52757: Fixed potential deadlock when releasing mids (bsc#1225548).
• CVE-2023-52795: Fixed use after free in vhost_vdpa_probe() (bsc#1225085).
• CVE-2023-52796: Add ipvlan_route_v6_outbound() helper (bsc#1224930).
• CVE-2023-52807: Fixed out-of-bounds access may occur when coalesce info is read via debugfs (bsc#1225097).
• CVE-2023-52860: Fixed null pointer dereference in hisi_hns3 (bsc#1224936).
• CVE-2023-6531: Fixed a use-after-free flaw due to a race problem in the unix garbage collector's deletion of SKB races with unix_stream_read_generic()on the socket that the SKB is queued on (bsc#1218447).
• CVE-2024-2201: Fixed information leak in x86/BHI (bsc#1217339).
• CVE-2024-26643: Fixed mark set as dead when unbinding anonymous set with timeout (bsc#1221829).
• CVE-2024-26679: Fixed read sk->sk_family once in inet_recv_error() (bsc#1222385).
• CVE-2024-26692: Fixed regression in writes when non-standard maximum write size negotiated (bsc#1222464).
• CVE-2024-26700: Fixed drm/amd/display: Fix MST Null Ptr for RV (bsc#1222870)
• CVE-2024-26715: Fixed NULL pointer dereference in dwc3_gadget_suspend (bsc#1222561).
• CVE-2024-26742: Fixed disable_managed_interrupts (git-fixes bsc#1222608).
• CVE-2024-26775: Fixed potential deadlock at set_capacity (bsc#1222627).
• CVE-2024-26777: Error out if pixclock equals zero in fbdev/sis (bsc#1222765)
• CVE-2024-26778: Error out if pixclock equals zero in fbdev/savage (bsc#1222770)
• CVE-2024-26791: Fixed properly validate device names in btrfs (bsc#1222793)
• CVE-2024-26822: Set correct id, uid and cruid for multiuser automounts (bsc#1223011).
• CVE-2024-26828: Fixed underflow in parse_server_interfaces() (bsc#1223084).
• CVE-2024-26839: Fixed a memleak in init_credit_return() (bsc#1222975)
• CVE-2024-26876: Fixed crash on irq during probe (bsc#1223119).
• CVE-2024-26900: Fixed kmemleak of rdev->serial (bsc#1223046).
• CVE-2024-26907: Fixed a fortify source warning while accessing Eth segment in mlx5 (bsc#1223203).
• CVE-2024-26915: Reset IH OVERFLOW_CLEAR bit (bsc#1223207)
• CVE-2024-26919: Fixed debugfs directory leak (bsc#1223847).
• CVE-2024-26921: Preserve kabi for sk_buff (bsc#1223138).
• CVE-2024-26925: Release mutex after nft_gc_seq_end from abort path (bsc#1223390).
• CVE-2024-26928: Fixed potential UAF in cifs_debug_files_proc_show() (bsc#1223532).
• CVE-2024-26939: Fixed UAF on destroy against retire race (bsc#1223679).
• CVE-2024-26958: Fixed UAF in direct writes (bsc#1223653).
• CVE-2024-27042: Fixed potential out-of-bounds access in…

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

The following security bugs were fixed:

• CVE-2021-47103: net: sock: preserve kabi for sock (bsc#1221010).
• CVE-2021-47191: Fix out-of-bound read in resp_readcap16() (bsc#1222866).
• CVE-2021-47267: usb: fix various gadget panics on 10gbps cabling (bsc#1224993).
• CVE-2021-47270: usb: fix various gadgets null ptr deref on 10gbps cabling (bsc#1224997).
• CVE-2021-47293: net/sched: act_skbmod: Skip non-Ethernet packets (bsc#1224978).
• CVE-2021-47294: netrom: Decrease sock refcount when sock timers expire (bsc#1224977).
• CVE-2021-47297: net: fix uninit-value in caif_seqpkt_sendmsg (bsc#1224976).
• CVE-2021-47309: net: validate lwtstate->data before returning from skb_tunnel_info() (bsc#1224967).
• CVE-2021-47354: drm/sched: Avoid data corruptions (bsc#1225140)
• CVE-2021-47372: net: macb: fix use after free on rmmod (bsc#1225184).
• CVE-2021-47379: blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd (bsc#1225203).
• CVE-2021-47407: KVM: x86: Handle SRCU initialization failure during page track init (bsc#1225306).
• CVE-2021-47418: net_sched: fix NULL deref in fifo_set_limit() (bsc#1225337).
• CVE-2021-47434: xhci: Fix commad ring abort, write all 64 bits to CRCR register (bsc#1225232).
• CVE-2021-47445: drm/msm: Fix null pointer dereference on pointer edp (bsc#1225261)
• CVE-2021-47518: nfc: fix potential NULL pointer deref in nfc_genl_dump_ses_done (bsc#1225372).
• CVE-2021-47544: tcp: fix page frag corruption on page fault (bsc#1225463).
• CVE-2021-47566: Fix clearing user buffer by properly using clear_user() (bsc#1225514).
• CVE-2021-47571: staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() (bsc#1225518).
• CVE-2021-47587: net: systemport: Add global locking for descriptor lifecycle (bsc#1226567).
• CVE-2021-47602: mac80211: track only QoS data frames for admission control (bsc#1226554).
• CVE-2021-47609: firmware: arm_scpi: Fix string overflow in SCPI genpd driver (bsc#1226562)
• CVE-2022-48732: drm/nouveau: fix off by one in BIOS boundary checking (bsc#1226716)
• CVE-2022-48733: btrfs: fix use-after-free after failure to create a snapshot (bsc#1226718).
• CVE-2022-48740: selinux: fix double free of cond_list on error paths (bsc#1226699).
• CVE-2022-48743: net: amd-xgbe: Fix skb data length underflow (bsc#1226705).
• CVE-2022-48756: drm/msm/dsi: invalid parameter check in msm_dsi_phy_enable (bsc#1226698)
• CVE-2022-48759: rpmsg: char: Fix race between the release of rpmsg_ctrldev and cdev (bsc#1226711).
• CVE-2022-48761: usb: xhci-plat: fix crash when suspend if remote wake enable (bsc#1226701).
• CVE-2022-48772: media: lgdt3306a: Add a check against null-pointer-def (bsc#1226976).
• CVE-2023-52622: ext4: avoid online resizing failures due to oversized flex bg (bsc#1222080).
• CVE-2023-52675: powerpc/imc-pmu: Add a null pointer check in update_events_in_group() (bsc#1224504).
• CVE-2023-52737: btrfs: lock the inode in shared mode before starting fiemap (bsc#1225484).
• CVE-2023-52752: smb: client: fix use-after-free bug in cifs_debug_data_proc_show() (bsc#1225487).
• CVE-2023-52754: media: imon: fix access to invalid resource for the second interface (bsc#1225490).
• CVE-2023-52757: Fixed potential deadlock when releasing mids (bsc#1225548).
• CVE-2023-52762: virtio-blk: fix implicit overflow on virtio_max_dma_size (bsc#1225573).
• CVE-2023-52764: media: gspca: cpia1: shift-out-of-bounds in set_flicker (bsc#1225571).
• CVE-2023-52784: bonding: stop the device in bond_setup_by_slave() (bsc#1224946).
• CVE-2023-52832: wifi: mac80211: do not return unset power in ieee80211_get_tx_power() (bsc#1225577).
• CVE-2023-52834: atl1c: Work around the DMA RX overflow issue (bsc#1225599).
• CVE-2023-52835: perf/core: Bail out early if the request AUX area is out of bound (bsc#1225602).
• CVE-2023-52843: llc: verify mac len before reading mac header (bsc#1224951).
• CVE-2023-52845: tipc: Change nla_policy…

The SUSE Linux Enterprise 15 SP3 kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2021-47247: net/mlx5e: Fix use-after-free of encap entry in neigh update handler (bsc#1224865).
• CVE-2021-47311: net: qcom/emac: fix UAF in emac_remove (bsc#1225010).
• CVE-2021-47368: enetc: Fix illegal access when reading affinity_hint (bsc#1225161).
• CVE-2021-47372: net: macb: fix use after free on rmmod (bsc#1225184).
• CVE-2021-47379: blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd (bsc#1225203).
• CVE-2021-47571: staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() (bsc#1225518).
• CVE-2022-48760: USB: core: Fix hang in usb_kill_urb by adding memory barriers (bsc#1226712).
• CVE-2023-52707: sched/psi: Fix use-after-free in ep_remove_wait_queue() (bsc#1225109). polled (bsc#1202623).
• CVE-2023-52752: smb: client: fix use-after-free bug in cifs_debug_data_proc_show() (bsc#1225487).
• CVE-2023-52881: tcp: do not accept ACK of bytes we never sent (bsc#1225611).
• CVE-2024-26923: Fixed false-positive lockdep splat for spin_lock() in __unix_gc() (bsc#1223384).
• CVE-2024-35789: Check fast rx for non-4addr sta VLAN changes (bsc#1224749).
• CVE-2024-35861: Fixed potential UAF in cifs_signal_cifsd_for_reconnect() (bsc#1224766).
• CVE-2024-35862: Fixed potential UAF in smb2_is_network_name_deleted() (bsc#1224764).
• CVE-2024-35864: Fixed potential UAF in smb2_is_valid_lease_break() (bsc#1224765).
• CVE-2024-35950: drm/client: Fully protect modes with dev->mode_config.mutex (bsc#1224703).
• CVE-2024-36894: usb: gadget: f_fs: Fix race between aio_cancel() and AIO request complete (bsc#1225749).
• CVE-2024-36904: tcp: Use refcount_inc_not_zero() in tcp_twsk_unique() (bsc#1225732).
• CVE-2024-36940: pinctrl: core: delete incorrect free in pinctrl_enable() (bsc#1225840).
• CVE-2024-36964: fs/9p: only translate RWX permissions for plain 9P2000 (bsc#1225866).
• CVE-2024-38545: RDMA/hns: Fix UAF for cq async event (bsc#1226595)
• CVE-2024-38559: scsi: qedf: Ensure the copied buf is NUL terminated (bsc#1226758).
• CVE-2024-38560: scsi: bfa: Ensure the copied buf is NUL terminated (bsc#1226786).

The following non-security bugs were fixed:

• NFS: avoid infinite loop in pnfs_update_layout (bsc#1219633 bsc#1226226).
• ocfs2: adjust enabling place for la window (bsc#1219224).
• ocfs2: fix sparse warnings (bsc#1219224).
• ocfs2: improve write IO performance when fragmentation is high (bsc#1219224).
• ocfs2: speed up chain-list searching (bsc#1219224).
• psi: Fix uaf issue when psi trigger is destroyed while being
• x86/tsc: Trust initial offset in architectural TSC-adjust MSRs (bsc#1222015 bsc#1226962).

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

The following security bugs were fixed:

• CVE-2021-47247: net/mlx5e: Fix use-after-free of encap entry in neigh update handler (bsc#1224865).
• CVE-2021-47311: net: qcom/emac: fix UAF in emac_remove (bsc#1225010).
• CVE-2021-47368: enetc: Fix illegal access when reading affinity_hint (bsc#1225161).
• CVE-2021-47372: net: macb: fix use after free on rmmod (bsc#1225184).
• CVE-2021-47379: blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd (bsc#1225203).
• CVE-2021-47571: staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() (bsc#1225518).
• CVE-2022-2938: psi: Fix uaf issue when psi trigger is destroyed while being polled (bsc#1202623).
• CVE-2022-48760: USB: core: Fix hang in usb_kill_urb by adding memory barriers (bsc#1226712).
• CVE-2023-52707: sched/psi: Fix use-after-free in ep_remove_wait_queue() (bsc#1225109).
• CVE-2023-52752: smb: client: fix use-after-free bug in cifs_debug_data_proc_show() (bsc#1225487).
• CVE-2023-52881: tcp: do not accept ACK of bytes we never sent (bsc#1225611).
• CVE-2024-26921: Preserve kabi for sk_buff (bsc#1223138).
• CVE-2024-26923: Fixed false-positive lockdep splat for spin_lock() in __unix_gc() (bsc#1223384).
• CVE-2024-35789: Check fast rx for non-4addr sta VLAN changes (bsc#1224749).
• CVE-2024-35861: Fixed potential UAF in cifs_signal_cifsd_for_reconnect() (bsc#1224766).
• CVE-2024-35862: Fixed potential UAF in smb2_is_network_name_deleted() (bsc#1224764).
• CVE-2024-35864: Fixed potential UAF in smb2_is_valid_lease_break() (bsc#1224765).
• CVE-2024-35950: drm/client: Fully protect modes with dev->mode_config.mutex (bsc#1224703).
• CVE-2024-36894: usb: gadget: f_fs: Fix race between aio_cancel() and AIO request complete (bsc#1225749).
• CVE-2024-36904: tcp: Use refcount_inc_not_zero() in tcp_twsk_unique() (bsc#1225732).
• CVE-2024-36940: pinctrl: core: delete incorrect free in pinctrl_enable() (bsc#1225840).
• CVE-2024-36964: fs/9p: only translate RWX permissions for plain 9P2000 (bsc#1225866).
• CVE-2024-38545: RDMA/hns: Fix UAF for cq async event (bsc#1226595)
• CVE-2024-38559: scsi: qedf: Ensure the copied buf is NUL terminated (bsc#1226758).
• CVE-2024-38560: scsi: bfa: Ensure the copied buf is NUL terminated (bsc#1226786).

The following non-security bugs were fixed:

• ocfs2: adjust enabling place for la window (bsc#1219224).
• ocfs2: fix sparse warnings (bsc#1219224).
• ocfs2: improve write IO performance when fragmentation is high (bsc#1219224).
• ocfs2: speed up chain-list searching (bsc#1219224).
• x86/tsc: Trust initial offset in architectural TSC-adjust MSRs (bsc#1222015 bsc#1226962).
• x86/xen: Drop USERGS_SYSRET64 paravirt call (git-fixes).

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

The following security bugs were fixed:

• CVE-2021-47103: net: sock: preserve kabi for sock (bsc#1221010).
• CVE-2021-47191: Fix out-of-bound read in resp_readcap16() (bsc#1222866).
• CVE-2021-47267: usb: fix various gadget panics on 10gbps cabling (bsc#1224993).
• CVE-2021-47270: usb: fix various gadgets null ptr deref on 10gbps cabling (bsc#1224997).
• CVE-2021-47293: net/sched: act_skbmod: Skip non-Ethernet packets (bsc#1224978).
• CVE-2021-47294: netrom: Decrease sock refcount when sock timers expire (bsc#1224977).
• CVE-2021-47297: net: fix uninit-value in caif_seqpkt_sendmsg (bsc#1224976).
• CVE-2021-47309: net: validate lwtstate->data before returning from skb_tunnel_info() (bsc#1224967).
• CVE-2021-47354: drm/sched: Avoid data corruptions (bsc#1225140)
• CVE-2021-47372: net: macb: fix use after free on rmmod (bsc#1225184).
• CVE-2021-47379: blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd (bsc#1225203).
• CVE-2021-47407: KVM: x86: Handle SRCU initialization failure during page track init (bsc#1225306).
• CVE-2021-47418: net_sched: fix NULL deref in fifo_set_limit() (bsc#1225337).
• CVE-2021-47434: xhci: Fix commad ring abort, write all 64 bits to CRCR register (bsc#1225232).
• CVE-2021-47445: drm/msm: Fix null pointer dereference on pointer edp (bsc#1225261)
• CVE-2021-47518: nfc: fix potential NULL pointer deref in nfc_genl_dump_ses_done (bsc#1225372).
• CVE-2021-47544: tcp: fix page frag corruption on page fault (bsc#1225463).
• CVE-2021-47566: Fix clearing user buffer by properly using clear_user() (bsc#1225514).
• CVE-2021-47571: staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() (bsc#1225518).
• CVE-2021-47587: net: systemport: Add global locking for descriptor lifecycle (bsc#1226567).
• CVE-2021-47602: mac80211: track only QoS data frames for admission control (bsc#1226554).
• CVE-2021-47609: firmware: arm_scpi: Fix string overflow in SCPI genpd driver (bsc#1226562)
• CVE-2022-48732: drm/nouveau: fix off by one in BIOS boundary checking (bsc#1226716)
• CVE-2022-48733: btrfs: fix use-after-free after failure to create a snapshot (bsc#1226718).
• CVE-2022-48740: selinux: fix double free of cond_list on error paths (bsc#1226699).
• CVE-2022-48743: net: amd-xgbe: Fix skb data length underflow (bsc#1226705).
• CVE-2022-48756: drm/msm/dsi: invalid parameter check in msm_dsi_phy_enable (bsc#1226698)
• CVE-2022-48759: rpmsg: char: Fix race between the release of rpmsg_ctrldev and cdev (bsc#1226711).
• CVE-2022-48761: usb: xhci-plat: fix crash when suspend if remote wake enable (bsc#1226701).
• CVE-2022-48772: media: lgdt3306a: Add a check against null-pointer-def (bsc#1226976).
• CVE-2023-24023: Bluetooth: Add more enc key size check (bsc#1218148).
• CVE-2023-52622: ext4: avoid online resizing failures due to oversized flex bg (bsc#1222080).
• CVE-2023-52675: powerpc/imc-pmu: Add a null pointer check in update_events_in_group() (bsc#1224504).
• CVE-2023-52737: btrfs: lock the inode in shared mode before starting fiemap (bsc#1225484).
• CVE-2023-52752: smb: client: fix use-after-free bug in cifs_debug_data_proc_show() (bsc#1225487).
• CVE-2023-52754: media: imon: fix access to invalid resource for the second interface (bsc#1225490).
• CVE-2023-52757: Fixed potential deadlock when releasing mids (bsc#1225548).
• CVE-2023-52762: virtio-blk: fix implicit overflow on virtio_max_dma_size (bsc#1225573).
• CVE-2023-52764: media: gspca: cpia1: shift-out-of-bounds in set_flicker (bsc#1225571).
• CVE-2023-52784: bonding: stop the device in bond_setup_by_slave() (bsc#1224946).
• CVE-2023-52832: wifi: mac80211: do not return unset power in ieee80211_get_tx_power() (bsc#1225577).
• CVE-2023-52834: atl1c: Work around the DMA RX overflow issue (bsc#1225599).
• CVE-2023-52835: perf/core: Bail out early if the request AUX area is out of bound (bsc#1225602).
• CVE-2023-52843: llc: verify mac len before…

The SUSE Linux Enterprise 15 SP3 RT kernel was updated to receive various security bugfixes.


The following security bugs were fixed:

- CVE-2021-47247: net/mlx5e: Fix use-after-free of encap entry in neigh update handler (bsc#1224865).
- CVE-2021-47311: net: qcom/emac: fix UAF in emac_remove (bsc#1225010).
- CVE-2021-47368: enetc: Fix illegal access when reading affinity_hint (bsc#1225161).
- CVE-2021-47372: net: macb: fix use after free on rmmod (bsc#1225184).
- CVE-2021-47379: blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd (bsc#1225203).
- CVE-2021-47571: staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() (bsc#1225518).
- CVE-2022-2938: psi: Fix uaf issue when psi trigger is destroyed while being polled (bsc#1202623).
- CVE-2022-48760: USB: core: Fix hang in usb_kill_urb by adding memory barriers (bsc#1226712).
- CVE-2023-52707: sched/psi: Fix use-after-free in ep_remove_wait_queue() (bsc#1225109). polled (bsc#1202623).
- CVE-2023-52752: smb: client: fix use-after-free bug in cifs_debug_data_proc_show() (bsc#1225487).
- CVE-2023-52881: tcp: do not accept ACK of bytes we never sent (bsc#1225611).
- CVE-2024-26822: Set correct id, uid and cruid for multiuser automounts (bsc#1223011).
- CVE-2024-35789: Check fast rx for non-4addr sta VLAN changes (bsc#1224749).
- CVE-2024-35861: Fixed potential UAF in cifs_signal_cifsd_for_reconnect() (bsc#1224766).
- CVE-2024-35862: Fixed potential UAF in smb2_is_network_name_deleted() (bsc#1224764).
- CVE-2024-35864: Fixed potential UAF in smb2_is_valid_lease_break() (bsc#1224765).
- CVE-2024-35950: drm/client: Fully protect modes with dev->mode_config.mutex (bsc#1224703).
- CVE-2024-36894: usb: gadget: f_fs: Fix race between aio_cancel() and AIO request complete (bsc#1225749).
- CVE-2024-36904: tcp: Use refcount_inc_not_zero() in tcp_twsk_unique() (bsc#1225732).
- CVE-2024-36940: pinctrl: core: delete incorrect free in pinctrl_enable() (bsc#1225840).
- CVE-2024-36964: fs/9p: only translate RWX permissions for plain 9P2000 (bsc#1225866).
- CVE-2024-38545: RDMA/hns: Fix UAF for cq async event (bsc#1226595).
- CVE-2024-38559: scsi: qedf: Ensure the copied buf is NUL terminated (bsc#1226785).
- CVE-2024-38560: scsi: bfa: Ensure the copied buf is NUL terminated (bsc#1226786).

The following non-security bugs were fixed:

- NFS: avoid infinite loop in pnfs_update_layout (bsc#1219633 bsc#1226226).
- ocfs2: adjust enabling place for la window (bsc#1219224).
- ocfs2: fix sparse warnings (bsc#1219224).
- ocfs2: improve write IO performance when fragmentation is high (bsc#1219224).
- ocfs2: speed up chain-list searching (bsc#1219224).
- psi: Fix uaf issue when psi trigger is destroyed while being
- x86/tsc: Trust initial offset in architectural TSC-adjust MSRs (bsc#1222015 bsc#1226962).

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

The following security bugs were fixed:

• CVE-2020-10135: Legacy pairing and secure-connections pairing authentication Bluetooth might have allowed an unauthenticated user to complete authentication without pairing credentials via adjacent access (bsc#1171988).
• CVE-2021-47103: net: sock: preserve kabi for sock (bsc#1221010).
• CVE-2021-47145: btrfs: do not BUG_ON in link_to_fixup_dir (bsc#1222005).
• CVE-2021-47191: Fix out-of-bound read in resp_readcap16() (bsc#1222866).
• CVE-2021-47201: iavf: free q_vectors before queues in iavf_disable_vf (bsc#1222792).
• CVE-2021-47267: usb: fix various gadget panics on 10gbps cabling (bsc#1224993).
• CVE-2021-47270: usb: fix various gadgets null ptr deref on 10gbps cabling (bsc#1224997).
• CVE-2021-47275: bcache: avoid oversized read request in cache missing code path (bsc#1224965).
• CVE-2021-47293: net/sched: act_skbmod: Skip non-Ethernet packets (bsc#1224978).
• CVE-2021-47294: netrom: Decrease sock refcount when sock timers expire (bsc#1224977).
• CVE-2021-47297: net: fix uninit-value in caif_seqpkt_sendmsg (bsc#1224976).
• CVE-2021-47309: net: validate lwtstate->data before returning from skb_tunnel_info() (bsc#1224967).
• CVE-2021-47328: blacklist.conf: bsc#1225047 CVE-2021-47328: breaks kABI Also, does not apply.
• CVE-2021-47354: drm/sched: Avoid data corruptions (bsc#1225140)
• CVE-2021-47372: net: macb: fix use after free on rmmod (bsc#1225184).
• CVE-2021-47379: blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd (bsc#1225203).
• CVE-2021-47407: KVM: x86: Handle SRCU initialization failure during page track init (bsc#1225306).
• CVE-2021-47418: net_sched: fix NULL deref in fifo_set_limit() (bsc#1225337).
• CVE-2021-47434: xhci: Fix commad ring abort, write all 64 bits to CRCR register (bsc#1225232).
• CVE-2021-47438: net/mlx5e: nullify cq->dbg pointer in mlx5_debug_cq_remove() (bsc#1225229)
• CVE-2021-47445: drm/msm: Fix null pointer dereference on pointer edp (bsc#1225261)
• CVE-2021-47498: dm rq: do not queue request to blk-mq during DM suspend (bsc#1225357).
• CVE-2021-47518: nfc: fix potential NULL pointer deref in nfc_genl_dump_ses_done (bsc#1225372).
• CVE-2021-47520: can: pch_can: pch_can_rx_normal: fix use after free (bsc#1225431).
• CVE-2021-47544: tcp: fix page frag corruption on page fault (bsc#1225463).
• CVE-2021-47547: net: tulip: de4x5: fix the problem that the array 'lp->phy' may be out of bound (bsc#1225505).
• CVE-2021-47566: Fix clearing user buffer by properly using clear_user() (bsc#1225514).
• CVE-2021-47571: staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() (bsc#1225518).
• CVE-2021-47587: net: systemport: Add global locking for descriptor lifecycle (bsc#1226567).
• CVE-2021-47602: mac80211: track only QoS data frames for admission control (bsc#1226554).
• CVE-2021-47609: firmware: arm_scpi: Fix string overflow in SCPI genpd driver (bsc#1226562)
• CVE-2022-48732: drm/nouveau: fix off by one in BIOS boundary checking (bsc#1226716)
• CVE-2022-48733: btrfs: fix use-after-free after failure to create a snapshot (bsc#1226718).
• CVE-2022-48740: selinux: fix double free of cond_list on error paths (bsc#1226699).
• CVE-2022-48743: net: amd-xgbe: Fix skb data length underflow (bsc#1226705).
• CVE-2022-48756: drm/msm/dsi: invalid parameter check in msm_dsi_phy_enable (bsc#1226698)
• CVE-2022-48759: rpmsg: char: Fix race between the release of rpmsg_ctrldev and cdev (bsc#1226711).
• CVE-2022-48761: usb: xhci-plat: fix crash when suspend if remote wake enable (bsc#1226701).
• CVE-2022-48772: media: lgdt3306a: Add a check against null-pointer-def (bsc#1226976).
• CVE-2023-24023: Bluetooth: Add more enc key size check (bsc#1218148).
• CVE-2023-4244: Fixed a use-after-free in the nf_tables component, which could be exploited to achieve local privilege escalation (bsc#1215420).
• CVE-2023-52507: Fixed possible shift-out-of-bounds in nfc/nci…

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems:

• PowerPC architecture;
• Block layer subsystem;
• ACPI drivers;
• NILFS2 file system;
• File systems infrastructure;
• Memory management;
• Network traffic control;
• USB sound devices; (CVE-2025-37932, CVE-2024-53197, CVE-2024-50116, CVE-2021-47379, CVE-2024-49958, CVE-2022-49179, CVE-2024-46787, CVE-2024-41070, CVE-2025-38000, CVE-2024-56662, CVE-2022-49176, CVE-2025-37798)

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems:

• PowerPC architecture;
• Block layer subsystem;
• ACPI drivers;
• NILFS2 file system;
• File systems infrastructure;
• Memory management;
• Network traffic control;
• USB sound devices; (CVE-2025-37932, CVE-2024-53197, CVE-2024-50116, CVE-2021-47379, CVE-2024-49958, CVE-2022-49179, CVE-2024-46787, CVE-2024-41070, CVE-2025-38000, CVE-2024-56662, CVE-2022-49176, CVE-2025-37798)