CVE-2022-50638

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Rocky Linux SIG Cloud 8.10 Release Notes linked from the References section.

• ip6_vti: fix slab-use-after-free in decode_session6 {CVE-2023-53821}
• ACPICA: Add AML_NO_OPERAND_RESOLVE flag to Timer {CVE-2023-53395}
• wifi: mac80211_hwsim: drop short frames {CVE-2023-53321}
• ext4: add bounds checking in get_max_inline_xattr_value_size() {CVE-2023-53285}
• md/raid10: fix null-ptr-deref in raid10_sync_request {CVE-2023-53832}
• dm flakey: fix a crash with invalid table line {CVE-2023-53786}
• wifi: mt7601u: fix an integer underflow {CVE-2023-53679}
• ext4: fix bug_on in __es_tree_search caused by bad boot loader inode {CVE-2022-50638}
• USB: usbtmc: Fix direction for 0-length ioctl control messages {CVE-2023-53761}
• scsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process() {CVE-2023-53803}
• ALSA: usb-audio: Fix out-of-bounds read in snd_usb_get_audioformat_uac3() {CVE-2025-38249}
• md/raid1: Fix stack memory use after return in raid1_reshape {CVE-2025-38445}
• atm: clip: Fix infinite recursive call of clip_push(). {CVE-2025-38459}
• dm cache: free background tracker's queued work in {CVE-2023-53765}
• drm/amdkfd: Fix UBSAN shift-out-of-bounds warning {CVE-2021-4460}
• drm/vmwgfx: Validate the box size for the snooped cursor {CVE-2022-36280,CVE-2022-50440}
• vsock: Do not allow binding to VMADDR_PORT_ANY {CVE-2025-38618}
• ice: set tx_tstamps when creating new Tx rings via ethtool {CVE-2022-50710}
• media: dvb-frontends: avoid stack overflow warnings with clang {CVE-2024-27075}
• PCI/ASPM: Disable ASPM on MFD function removal to avoid use-after-free {CVE-2023-53446}
• cifs: Fix warning and UAF when destroy the MR list {CVE-2023-53427}
• sctp: fix a potential overflow in sctp_ifwdtsn_skip {CVE-2023-53372}
• md/raid10: check slab-out-of-bounds in md_bitmap_get_counter {CVE-2023-53357}
• lwt: Fix return values of BPF xmit ops {CVE-2023-53338}
• ubi: ensure that VID header offset + VID header size <= alloc, size {CVE-2023-53265}
• ACPICA: Fix use-after-free in acpi_ut_copy_ipackage_to_ipackage() {CVE-2022-50423}
• Bluetooth: hci_sysfs: Fix attempting to call device_add multiple times {CVE-2022-50419}
• ACPICA: Fix error code path in acpi_ds_call_control_method() {CVE-2022-50411}
• ata: ahci: Match EM_MAX_SLOTS with SATA_PMP_MAX_PORTS {CVE-2022-50315}
• wifi: iwlwifi: dvm: Fix memcpy: detected field-spanning write backtrace {CVE-2023-54286}

• scsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process() {CVE-2023-53803}
• md/raid1: Fix stack memory use after return in raid1_reshape {CVE-2025-38445}
• ALSA: usb-audio: Fix out-of-bounds read in snd_usb_get_audioformat_uac3() {CVE-2025-38249}
• atm: clip: Fix infinite recursive call of clip_push(). {CVE-2025-38459}
• dm cache: free background tracker's queued work in {CVE-2023-53765}
• drm/vmwgfx: Validate the box size for the snooped cursor {CVE-2022-36280,CVE-2022-50440}
• vsock: Do not allow binding to VMADDR_PORT_ANY {CVE-2025-38618}
• ice: set tx_tstamps when creating new Tx rings via ethtool {CVE-2022-50710}
• sctp: avoid NULL dereference when chunk data buffer is {CVE-2025-40240}
• ip6_vti: fix slab-use-after-free in decode_session6 {CVE-2023-53821}
• wifi: mac80211_hwsim: drop short frames {CVE-2023-53321}
• ext4: add bounds checking in get_max_inline_xattr_value_size() {CVE-2023-53285}
• md/raid10: fix null-ptr-deref in raid10_sync_request {CVE-2023-53832}
• dm flakey: fix a crash with invalid table line {CVE-2023-53786}
• wifi: mt7601u: fix an integer underflow {CVE-2023-53679}
• ext4: fix bug_on in __es_tree_search caused by bad boot loader inode {CVE-2022-50638}
• ext4: add EXT4_IGET_BAD flag to prevent unexpected bad inode
• ext4: add helper to check quota inums
• ext4: fix bug_on in __es_tree_search caused by bad quota inode
• quota: Factor out setup of quota inode
• USB: usbtmc: Fix direction for 0-length ioctl control messages {CVE-2023-53761}
• ACPICA: Add AML_NO_OPERAND_RESOLVE flag to Timer {CVE-2023-53395}
• drm/amd/display: Check num_valid_sets before accessing reader_wm_sets[] {CVE-2024-46815}
• Bluetooth: btsdio: fix use after free bug in btsdio_remove due to race condition {CVE-2023-1989}
• nvmet: avoid potential UAF in nvmet_req_complete() {CVE-2023-53116}
• wifi: brcmfmac: Fix potential stack-out-of-bounds in brcmf_c_preinit_dcmds() {CVE-2022-50258}
• dm raid: fix address sanitizer warning in raid_status {CVE-2022-50084}
• vt: Clear selection before changing the font {CVE-2022-49948}
• ipvs: fix WARNING in ip_vs_app_net_cleanup() {CVE-2022-49917}
• capabilities: fix undefined behavior in bit shift for CAP_TO_MASK {CVE-2022-49870}
• ata: libata-transport: fix double ata_host_put() in ata_tport_add() {CVE-2022-49826}
• ath9k_htc: fix potential out of bounds access with invalid rxstatus->rs_keyix {CVE-2022-49503}
• selinux: Add boundary check in put_entry() {CVE-2022-50200}
• rbd: avoid use-after-free in do_rbd_add() when rbd_dev_create() fails {CVE-2023-53307}
• RDMA/mlx5: Return the firmware result upon destroying QP/RQ {CVE-2023-53286}
• sched/fair: Don't balance task to its current running CPU {CVE-2023-53215}
• powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue {CVE-2022-50366}
• ACPI: tables: FPDT: Don't call acpi_os_map_memory() on invalid phys address {CVE-2022-50320}
• wifi: ath9k: Fix use-after-free in ath9k_hif_usb_disconnect() {CVE-2022-50881}
• slcan: Don't transmit uninitialized stack data in padding {CVE-2020-11494}
• media: dvb-frontends: avoid stack overflow warnings with clang {CVE-2024-27075}
• PCI/ASPM: Disable ASPM on MFD function removal to avoid use-after-free {CVE-2023-53446}
• cifs: Fix warning and UAF when destroy the MR list {CVE-2023-53427}
• sctp: fix a potential overflow in sctp_ifwdtsn_skip {CVE-2023-53372}
• md/raid10: check slab-out-of-bounds in md_bitmap_get_counter {CVE-2023-53357}
• lwt: Fix return values of BPF xmit ops {CVE-2023-53338}
• ubi: ensure that VID header offset + VID header size <= alloc, size {CVE-2023-53265}
• ACPICA: Fix use-after-free in acpi_ut_copy_ipackage_to_ipackage() {CVE-2022-50423}
• Bluetooth: hci_sysfs: Fix attempting to call device_add multiple times {CVE-2022-50419}
• ACPICA: Fix error code path in acpi_ds_call_control_method() {CVE-2022-50411}
• ata: ahci: Match EM_MAX_SLOTS with SATA_PMP_MAX_PORTS {CVE-2022-50315}
• wifi: iwlwifi: dvm: Fix memcpy: detected field-spanning write backtrace {CVE-2023-54286}

• i40e: remove read access to debugfs files {CVE-2025-39901}
• e1000: fix OOB in e1000_tbi_should_accept() {CVE-2025-71093}
• ext4: fix bug_on in __es_tree_search caused by bad boot loader inode {CVE-2022-50638}
• usbip: validate number_of_packets in usbip_pack_ret_submit() {CVE-2026-31607}
• md: fix resync softlockup when bitmap size is less than array size {CVE-2023-53357}
• media: ngene: Fix out-of-bounds bug in ngene_command_config_free_buf() {CVE-2021-47288}
• md/raid10: check slab-out-of-bounds in md_bitmap_get_counter {CVE-2023-53357}
• HID: wacom: fix out-of-bounds read in wacom_intuos_bt_irq {CVE-2026-43051}
• netfilter: ip6t_eui64: reject invalid MAC header for all packets {CVE-2026-31685}
• scsi: pm8001: Fix use-after-free for aborted TMF sas_task {CVE-2022-48791}
• media: dvb-net: fix OOB access in ULE extension header tables {CVE-2026-31405}
• wifi: brcmfmac: validate bsscfg indices in IF events {CVE-2026-43110}
• powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue {CVE-2022-50366}
• netfilter: nf_conntrack_h323: check for zero length in DecodeQ931() {CVE-2026-23455}
• netfilter: xt_tcpmss: check remaining length before reading optlen {CVE-2026-43190}
• selinux: Add boundary check in put_entry() {CVE-2022-50200}
• tracing: Only have rmmod clear buffers that its events were active in {CVE-2022-49006}
• ASoC: core: Fix use-after-free in snd_soc_exit() {CVE-2022-49842}
• nvme: fix a possible use-after-free in controller reset during load {CVE-2022-48790}
• scsi: qla4xxx: Add length check when parsing nlattrs {CVE-2023-53456}
• net: usb: cdc_ncm: add ndpoffset to NDP16 nframes bounds check {CVE-2026-23448}
• xen/privcmd: fix double free via VMA splitting {CVE-2026-31787}
• ext4: block range must be validated before use in ext4_mb_clear_bb() {CVE-2022-50021}
• ext4: convert inline data to extents when truncate exceeds inline size {CVE-2026-31452}
• igb: Fix igb_down hung on surprise removal {CVE-2023-53148}
• dm raid: fix accesses beyond end of raid member array {CVE-2022-49674}
• md: suspend array while updating raid_disks via sysfs {CVE-2025-71225}
• usb: class: cdc-wdm: fix reordering issue in read code path {CVE-2026-43427}
• atm: lec: fix use-after-free in sock_def_readable() {CVE-2026-43050}
• cifs: Fix UAF in cifs_demultiplex_thread() {CVE-2023-52572}
• drivers: base: Free devm resources when unregistering a device {CVE-2023-53596}
• wifi: mac80211: check tdls flag in ieee80211_tdls_oper {CVE-2026-43052}
• Bluetooth: MGMT: validate LTK enc_size on load {CVE-2026-43020}
• usb: gadget: f_uac1_legacy: validate control request size {CVE-2026-31720}
• iommu/vt-d: avoid invalid memory access via node_online(NUMA_NO_NODE) {CVE-2022-50093}
• ext4: add bounds checking in get_max_inline_xattr_value_size() {CVE-2023-53285}
• ACPICA: Add AML_NO_OPERAND_RESOLVE flag to Timer {CVE-2023-53395}
• scsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show() {CVE-2023-53676}
• sysfs: Add sysfs_emit and sysfs_emit_at to format sysfs output {CVE-2023-53676}
• mmc: vub300: fix warning - do not call blocking ops when !TASK_RUNNING {CVE-2022-50430}

• i40e: remove read access to debugfs files {CVE-2025-39901}
• e1000: fix OOB in e1000_tbi_should_accept() {CVE-2025-71093}
• ext4: fix bug_on in __es_tree_search caused by bad boot loader inode {CVE-2022-50638}
• usbip: validate number_of_packets in usbip_pack_ret_submit() {CVE-2026-31607}
• md: fix resync softlockup when bitmap size is less than array size {CVE-2023-53357}
• media: ngene: Fix out-of-bounds bug in ngene_command_config_free_buf() {CVE-2021-47288}
• md/raid10: check slab-out-of-bounds in md_bitmap_get_counter {CVE-2023-53357}
• HID: wacom: fix out-of-bounds read in wacom_intuos_bt_irq {CVE-2026-43051}
• netfilter: ip6t_eui64: reject invalid MAC header for all packets {CVE-2026-31685}
• scsi: pm8001: Fix use-after-free for aborted TMF sas_task {CVE-2022-48791}
• media: dvb-net: fix OOB access in ULE extension header tables {CVE-2026-31405}
• wifi: brcmfmac: validate bsscfg indices in IF events {CVE-2026-43110}
• powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue {CVE-2022-50366}
• netfilter: nf_conntrack_h323: check for zero length in DecodeQ931() {CVE-2026-23455}
• netfilter: xt_tcpmss: check remaining length before reading optlen {CVE-2026-43190}
• selinux: Add boundary check in put_entry() {CVE-2022-50200}
• tracing: Only have rmmod clear buffers that its events were active in {CVE-2022-49006}
• ASoC: core: Fix use-after-free in snd_soc_exit() {CVE-2022-49842}
• nvme: fix a possible use-after-free in controller reset during load {CVE-2022-48790}
• scsi: qla4xxx: Add length check when parsing nlattrs {CVE-2023-53456}
• net: usb: cdc_ncm: add ndpoffset to NDP16 nframes bounds check {CVE-2026-23448}
• xen/privcmd: fix double free via VMA splitting {CVE-2026-31787}
• ext4: block range must be validated before use in ext4_mb_clear_bb() {CVE-2022-50021}
• ext4: convert inline data to extents when truncate exceeds inline size {CVE-2026-31452}
• igb: Fix igb_down hung on surprise removal {CVE-2023-53148}
• dm raid: fix accesses beyond end of raid member array {CVE-2022-49674}
• md: suspend array while updating raid_disks via sysfs {CVE-2025-71225}
• usb: class: cdc-wdm: fix reordering issue in read code path {CVE-2026-43427}
• atm: lec: fix use-after-free in sock_def_readable() {CVE-2026-43050}
• cifs: Fix UAF in cifs_demultiplex_thread() {CVE-2023-52572}
• drivers: base: Free devm resources when unregistering a device {CVE-2023-53596}
• wifi: mac80211: check tdls flag in ieee80211_tdls_oper {CVE-2026-43052}
• Bluetooth: MGMT: validate LTK enc_size on load {CVE-2026-43020}
• usb: gadget: f_uac1_legacy: validate control request size {CVE-2026-31720}
• iommu/vt-d: avoid invalid memory access via node_online(NUMA_NO_NODE) {CVE-2022-50093}
• ext4: add bounds checking in get_max_inline_xattr_value_size() {CVE-2023-53285}
• ACPICA: Add AML_NO_OPERAND_RESOLVE flag to Timer {CVE-2023-53395}
• scsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show() {CVE-2023-53676}
• sysfs: Add sysfs_emit and sysfs_emit_at to format sysfs output {CVE-2023-53676}
• mmc: vub300: fix warning - do not call blocking ops when !TASK_RUNNING {CVE-2022-50430}

• i40e: remove read access to debugfs files {CVE-2025-39901}
• e1000: fix OOB in e1000_tbi_should_accept() {CVE-2025-71093}
• ext4: fix bug_on in __es_tree_search caused by bad boot loader inode {CVE-2022-50638}
• usbip: validate number_of_packets in usbip_pack_ret_submit() {CVE-2026-31607}
• md: fix resync softlockup when bitmap size is less than array size {CVE-2023-53357}
• media: ngene: Fix out-of-bounds bug in ngene_command_config_free_buf() {CVE-2021-47288}
• md/raid10: check slab-out-of-bounds in md_bitmap_get_counter {CVE-2023-53357}
• HID: wacom: fix out-of-bounds read in wacom_intuos_bt_irq {CVE-2026-43051}
• netfilter: ip6t_eui64: reject invalid MAC header for all packets {CVE-2026-31685}
• scsi: pm8001: Fix use-after-free for aborted TMF sas_task {CVE-2022-48791}
• media: dvb-net: fix OOB access in ULE extension header tables {CVE-2026-31405}
• wifi: brcmfmac: validate bsscfg indices in IF events {CVE-2026-43110}
• powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue {CVE-2022-50366}
• netfilter: nf_conntrack_h323: check for zero length in DecodeQ931() {CVE-2026-23455}
• netfilter: xt_tcpmss: check remaining length before reading optlen {CVE-2026-43190}
• selinux: Add boundary check in put_entry() {CVE-2022-50200}
• tracing: Only have rmmod clear buffers that its events were active in {CVE-2022-49006}
• ASoC: core: Fix use-after-free in snd_soc_exit() {CVE-2022-49842}
• nvme: fix a possible use-after-free in controller reset during load {CVE-2022-48790}
• scsi: qla4xxx: Add length check when parsing nlattrs {CVE-2023-53456}
• net: usb: cdc_ncm: add ndpoffset to NDP16 nframes bounds check {CVE-2026-23448}
• xen/privcmd: fix double free via VMA splitting {CVE-2026-31787}
• ext4: block range must be validated before use in ext4_mb_clear_bb() {CVE-2022-50021}
• ext4: convert inline data to extents when truncate exceeds inline size {CVE-2026-31452}
• igb: Fix igb_down hung on surprise removal {CVE-2023-53148}
• dm raid: fix accesses beyond end of raid member array {CVE-2022-49674}
• md: suspend array while updating raid_disks via sysfs {CVE-2025-71225}
• usb: class: cdc-wdm: fix reordering issue in read code path {CVE-2026-43427}
• atm: lec: fix use-after-free in sock_def_readable() {CVE-2026-43050}
• cifs: Fix UAF in cifs_demultiplex_thread() {CVE-2023-52572}
• drivers: base: Free devm resources when unregistering a device {CVE-2023-53596}
• wifi: mac80211: check tdls flag in ieee80211_tdls_oper {CVE-2026-43052}
• Bluetooth: MGMT: validate LTK enc_size on load {CVE-2026-43020}
• usb: gadget: f_uac1_legacy: validate control request size {CVE-2026-31720}
• iommu/vt-d: avoid invalid memory access via node_online(NUMA_NO_NODE) {CVE-2022-50093}
• ext4: add bounds checking in get_max_inline_xattr_value_size() {CVE-2023-53285}
• ACPICA: Add AML_NO_OPERAND_RESOLVE flag to Timer {CVE-2023-53395}
• scsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show() {CVE-2023-53676}
• sysfs: Add sysfs_emit and sysfs_emit_at to format sysfs output {CVE-2023-53676}
• mmc: vub300: fix warning - do not call blocking ops when !TASK_RUNNING {CVE-2022-50430}

In the Linux kernel, the following vulnerability has been resolved:

ext4: fix bug_on in __es_tree_search caused by bad boot loader inode

We got a issue as fllows:

kernel BUG at fs/ext4/extents_status.c:203! invalid opcode: 0000 [#1] PREEMPT SMP CPU: 1 PID: 945 Comm: cat Not tainted 6.0.0-next-20221007-dirty #349 RIP: 0010:ext4_es_end.isra.0+0x34/0x42 RSP: 0018:ffffc9000143b768 EFLAGS: 00010203 RAX: 0000000000000000 RBX: ffff8881769cd0b8 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8fc27cf7 RDI: 00000000ffffffff RBP: ffff8881769cd0bc R08: 0000000000000000 R09: ffffc9000143b5f8 R10: 0000000000000001 R11: 0000000000000001 R12: ffff8881769cd0a0 R13: ffff8881768e5668 R14: 00000000768e52f0 R15: 0000000000000000 FS: 00007f359f7f05c0(0000)GS:ffff88842fd00000(0000)knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f359f5a2000 CR3: 000000017130c000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> __es_tree_search.isra.0+0x6d/0xf5 ext4_es_cache_extent+0xfa/0x230 ext4_cache_extents+0xd2/0x110 ext4_find_extent+0x5d5/0x8c0 ext4_ext_map_blocks+0x9c/0x1d30 ext4_map_blocks+0x431/0xa50 ext4_mpage_readpages+0x48e/0xe40 ext4_readahead+0x47/0x50 read_pages+0x82/0x530 page_cache_ra_unbounded+0x199/0x2a0 do_page_cache_ra+0x47/0x70 page_cache_ra_order+0x242/0x400 ondemand_readahead+0x1e8/0x4b0 page_cache_sync_ra+0xf4/0x110 filemap_get_pages+0x131/0xb20 filemap_read+0xda/0x4b0 generic_file_read_iter+0x13a/0x250 ext4_file_read_iter+0x59/0x1d0 vfs_read+0x28f/0x460 ksys_read+0x73/0x160 __x64_sys_read+0x1e/0x30 do_syscall_64+0x35/0x80 entry_SYSCALL_64_after_hwframe+0x63/0xcd </TASK> ==================================================================

In the above issue, ioctl invokes the swap_inode_boot_loader function to swap inode<5> and inode<12>. However, inode<5> contain incorrect imode and disordered extents, and i_nlink is set to 1. The extents check for inode in the ext4_iget function can be bypassed bacause 5 is EXT4_BOOT_LOADER_INO. While links_count is set to 1, the extents are not initialized in swap_inode_boot_loader. After the ioctl command is executed successfully, the extents are swapped to inode<12>, in this case, run the cat command to view inode<12>. And Bug_ON is triggered due to the incorrect extents.

When the boot loader inode is not initialized, its imode can be one of the following:

1. the imode is a bad type, which is marked as bad_inode in ext4_iget and set to S_IFREG.
2. the imode is good type but not S_IFREG.
3. the imode is S_IFREG.

The BUG_ON may be triggered by bypassing the check in cases 1 and 2. Therefore, when the boot loader inode is bad_inode or its imode is not S_IFREG, initialize the inode to avoid triggering the BUG.

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug_on in __es_tree_search caused by bad boot loader inode We got a issue as fllows: ================================================================== kernel BUG at fs/ext4/extents_status.c:203! invalid opcode: 0000 [#1] PREEMPT SMP CPU: 1 PID: 945 Comm: cat Not tainted 6.0.0-next-20221007-dirty #349 RIP: 0010:ext4_es_end.isra.0+0x34/0x42 RSP: 0018:ffffc9000143b768 EFLAGS: 00010203 RAX: 0000000000000000 RBX: ffff8881769cd0b8 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8fc27cf7 RDI: 00000000ffffffff RBP: ffff8881769cd0bc R08: 0000000000000000 R09: ffffc9000143b5f8 R10: 0000000000000001 R11: 0000000000000001 R12: ffff8881769cd0a0 R13: ffff8881768e5668 R14: 00000000768e52f0 R15: 0000000000000000 FS: 00007f359f7f05c0(0000)GS:ffff88842fd00000(0000)knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f359f5a2000 CR3: 000000017130c000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> __es_tree_search.isra.0+0x6d/0xf5 ext4_es_cache_extent+0xfa/0x230 ext4_cache_extents+0xd2/0x110 ext4_find_extent+0x5d5/0x8c0 ext4_ext_map_blocks+0x9c/0x1d30 ext4_map_blocks+0x431/0xa50 ext4_mpage_readpages+0x48e/0xe40 ext4_readahead+0x47/0x50 read_pages+0x82/0x530 page_cache_ra_unbounded+0x199/0x2a0 do_page_cache_ra+0x47/0x70 page_cache_ra_order+0x242/0x400 ondemand_readahead+0x1e8/0x4b0 page_cache_sync_ra+0xf4/0x110 filemap_get_pages+0x131/0xb20 filemap_read+0xda/0x4b0 generic_file_read_iter+0x13a/0x250 ext4_file_read_iter+0x59/0x1d0 vfs_read+0x28f/0x460 ksys_read+0x73/0x160 __x64_sys_read+0x1e/0x30 do_syscall_64+0x35/0x80 entry_SYSCALL_64_after_hwframe+0x63/0xcd </TASK> ================================================================== In the above issue, ioctl invokes the swap_inode_boot_loader function to swap inode<5> and inode<12>. However, inode<5> contain incorrect imode and disordered extents, and i_nlink is set to 1. The extents check for inode in the ext4_iget function can be bypassed bacause 5 is EXT4_BOOT_LOADER_INO. While links_count is set to 1, the extents are not initialized in swap_inode_boot_loader. After the ioctl command is executed successfully, the extents are swapped to inode<12>, in this case, run the cat command to view inode<12>. And Bug_ON is triggered due to the incorrect extents. When the boot loader inode is not initialized, its imode can be one of the following: 1) the imode is a bad type, which is marked as bad_inode in ext4_iget and set to S_IFREG. 2) the imode is good type but not S_IFREG. 3) the imode is S_IFREG. The BUG_ON may be triggered by bypassing the check in cases 1 and 2. Therefore, when the boot loader inode is bad_inode or its imode is not S_IFREG, initialize the inode to avoid triggering the BUG.

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues

The following security issues were fixed:

• CVE-2022-50630: mm: hugetlb: fix UAF in hugetlb_handle_userfault (bsc#1254785).
• CVE-2022-50700: wifi: ath10k: Delay the unmapping of the buffer (bsc#1255576).
• CVE-2023-53254: cacheinfo: Fix shared_cpu_map to handle shared caches at different levels (bsc#1249871).
• CVE-2023-53781: smc: Fix use-after-free in tcp_write_timer_handler() (bsc#1254751).
• CVE-2024-56590: Bluetooth: hci_core: Fix not checking skb length on hci_acldata_packet (bsc#1235038).
• CVE-2025-39977: futex: Prevent use-after-free during requeue-PI (bsc#1252046).
• CVE-2025-40019: crypto: essiv - Check ssize for decryption and in-place encryption (bsc#1252678).
• CVE-2025-40139: net: ipv4: Consolidate ipv4_mtu and ip_dst_mtu_maybe_forward (bsc#1253409).
• CVE-2025-40215: kABI: xfrm: delete x->tunnel as we delete x (bsc#1254959).
• CVE-2025-40220: fuse: fix livelock in synchronous file put from fuseblk workers (bsc#1254520).
• CVE-2025-40233: ocfs2: clear extent cache after moving/defragmenting extents (bsc#1254813).
• CVE-2025-40258: mptcp: fix race condition in mptcp_schedule_work() (bsc#1254843).
• CVE-2025-40277: drm/vmwgfx: Validate command header size against (bsc#1254894).
• CVE-2025-40280: tipc: Fix use-after-free in tipc_mon_reinit_self() (bsc#1254847).
• CVE-2025-40331: sctp: Prevent TOCTOU out-of-bounds write (bsc#1254615).
• CVE-2025-68732: gpu: host1x: Fix race in syncpt alloc/free (bsc#1255688).

The following non security issues were fixed:

• ACPI/IORT: Fix memory leak in iort_rmr_alloc_sids() (git-fixes).
• ACPI: PRM: Remove unnecessary strict handler address checks (git-fixes).
• ACPI: property: Do not pass NULL handles to acpi_attach_data() (git-fixes).
• ACPI: property: Fix buffer properties extraction for subnodes (git-fixes).
• KVM: SVM: Fix TSC_AUX virtualization setup (git-fixes).
• RDMA/cm: Rate limit destroy CM ID timeout error message (git-fixes).
• RDMA/counter: Check CAP_NET_RAW check in user namespace for RDMA counters (git-fixes).
• RDMA/hns: Fix the modification of max_send_sge (git-fixes).
• RDMA/mlx5: Check CAP_NET_RAW in user namespace for anchor create (git-fixes).
• RDMA/mlx5: Check CAP_NET_RAW in user namespace for devx create (git-fixes).
• RDMA/mlx5: Check CAP_NET_RAW in user namespace for flow create (git-fixes).
• RDMA/mlx5: Fix compilation warning when USER_ACCESS isn't set (git-fixes).
• RDMA/nldev: Check CAP_NET_RAW in user namespace for QP modify (git-fixes).
• RDMA/uverbs: Add empty rdma_uattrs_has_raw_cap() declaration (git-fixes).
• RDMA/uverbs: Check CAP_NET_RAW in user namespace for QP create (git-fixes).
• RDMA/uverbs: Check CAP_NET_RAW in user namespace for RAW QP create (git-fixes).
• RDMA/uverbs: Check CAP_NET_RAW in user namespace for flow create (git-fixes).
• arch/idle: Change arch_cpu_idle() behavior: always exit with IRQs disabled (git-fixes).
• cpuidle/poll: Ensure IRQs stay disabled after cpuidle_state::enter() calls (git-fixes).
• cpuidle: Move IRQ state validation (git-fixes).
• cpuidle: haltpoll: Do not enable interrupts when entering idle (git-fixes).
• dm: free table mempools if not used in __bind (git-fixes).
• padata: Honor the caller's alignment in case of chunk_size 0 (bsc#1237563).
• platform/x86/intel-uncore-freq: Fail module load when plat_info is NULL (git-fixes).
• x86/bugs: Fix RSB clearing in indirect_branch_prediction_barrier() (git-fixes).
• x86/bugs: Use SBPB in write_ibpb() if applicable (git-fixes).
• x86/paravirt: Move halt paravirt calls under CONFIG_PARAVIRT (git-fixes).
• x86/tdx: Drop flags from __tdx_hypercall() (git-fixes).
• x86/tdx: Dynamically disable SEPT violations from causing #VEs (git-fixes).
• x86/tdx: Emit warning if IRQs are enabled during HLT #VE handling (git-fixes).
• x86/tdx: Extend TDX_MODULE_CALL to support more TDCALL/SEAMCALL leafs (git-fixes).
• x86/tdx: Fix __noreturn build warning around __tdx_hypercall_failed()…

The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues

The following security issues were fixed:

• CVE-2022-49604,CVE-2025-40074: ip: Fix data-races around sysctl_ip_fwd_use_pmtu (bsc#1238414 bsc#1252794).
• CVE-2022-50527: drm/amdgpu: Fix size validation for non-exclusive domains (v4) (bsc#1251738).
• CVE-2022-50625: serial: amba-pl011: avoid SBSA UART accessing DMACR register (bsc#1254559).
• CVE-2022-50630: mm: hugetlb: fix UAF in hugetlb_handle_userfault (bsc#1254785).
• CVE-2022-50656: nfc: pn533: Clear nfc_target before being used (bsc#1254745).
• CVE-2022-50678: wifi: brcmfmac: fix invalid address access when enabling SCAN log level (bsc#1254902).
• CVE-2022-50700: wifi: ath10k: Delay the unmapping of the buffer (bsc#1255576).
• CVE-2023-53454: HID: multitouch: Correct devm device reference for hidinput input_dev name (bsc#1250759).
• CVE-2023-53718: ring-buffer: Do not swap cpu_buffer during resize process (bsc#1252564).
• CVE-2023-53748: media: mediatek: vcodec: Fix potential array out-of-bounds in decoder queue_setup (bsc#1254907).
• CVE-2023-53765: dm cache: free background tracker's queued work in btracker_destroy (bsc#1254912).
• CVE-2023-53781: smc: Fix use-after-free in tcp_write_timer_handler() (bsc#1254751).
• CVE-2023-53788: ALSA: hda/ca0132: fixup buffer overrun at tuning_ctl_set() (bsc#1254917).
• CVE-2023-53819: amdgpu: validate offset_in_bo of drm_amdgpu_gem_va (bsc#1254712).
• CVE-2023-53850: iavf: use internal state to free traffic IRQs (bsc#1254677).
• CVE-2023-54120: Bluetooth: Fix race condition in hidp_session_thread (bsc#1256133).
• CVE-2023-54214: Bluetooth: L2CAP: Fix potential user-after-free (bsc#1255954).
• CVE-2023-54236: net/net_failover: fix txq exceeding warning (bsc#1255922).
• CVE-2023-54286: wifi: iwlwifi: dvm: Fix memcpy: detected field-spanning write backtrace (bsc#1255803).
• CVE-2023-54300: wifi: ath9k: avoid referencing uninit memory in ath9k_wmi_ctrl_rx (bsc#1255790).
• CVE-2025-38085: mm/hugetlb: fix huge_pmd_unshare() vs GUP-fast race (bsc#1245431 bsc#1245499).
• CVE-2025-38336: ata: pata_via: Force PIO for ATAPI devices on VT6415/VT6330 (bsc#1246370).
• CVE-2025-38728: smb3: fix for slab out of bounds on mount to ksmbd (bsc#1249256).
• CVE-2025-40006: mm/hugetlb: fix folio is still mapped when deleted (bsc#1252342).
• CVE-2025-40035: Input: uinput - zero-initialize uinput_ff_upload_compat to avoid info leak (bsc#1252866).
• CVE-2025-40053: net: dlink: handle copy_thresh allocation failure (bsc#1252808).
• CVE-2025-40064: smc: Fix use-after-free in __pnet_find_base_ndev() (bsc#1252845).
• CVE-2025-40075: tcp_metrics: use dst_dev_net_rcu() (bsc#1252795).
• CVE-2025-40081: perf: arm_spe: Prevent overflow in PERF_IDX2OFF() (bsc#1252776).
• CVE-2025-40110: drm/vmwgfx: Fix a null-ptr access in the cursor snooper (bsc#1253275).
• CVE-2025-40123: bpf: Enforce expected_attach_type for tailcall compatibility (bsc#1253365).
• CVE-2025-40135: ipv6: use RCU in ip6_xmit() (bsc#1253342).
• CVE-2025-40139: smc: Use __sk_dst_get() and dst_dev_rcu() in in smc_clc_prfx_set() (bsc#1253409).
• CVE-2025-40149: tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock() (bsc#1253355).
• CVE-2025-40153: mm: hugetlb: avoid soft lockup when mprotect to large memory area (bsc#1253408).
• CVE-2025-40158: ipv6: use RCU in ip6_output() (bsc#1253402).
• CVE-2025-40160: xen/events: Cleanup find_virq() return codes (bsc#1253400).
• CVE-2025-40164: usbnet: Fix using smp_processor_id() in preemptible code warnings (bsc#1253407).
• CVE-2025-40167: ext4: detect invalid INLINE_DATA + EXTENTS flag combination (bsc#1253458).
• CVE-2025-40168: smc: Use __sk_dst_get() and dst_dev_rcu() in smc_clc_prfx_match() (bsc#1253427).
• CVE-2025-40170: net: use dst_dev_rcu() in sk_setup_caps() (bsc#1253413).
• CVE-2025-40178: pid: Add a judgment for ns null in pid_nr_ns (bsc#1253463).
• CVE-2025-40198: ext4: avoid potential buffer over-read in parse_apply_sb_mount_options() (bsc#1253453). -…

The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues

The following security issues were fixed:

• CVE-2022-50630: mm: hugetlb: fix UAF in hugetlb_handle_userfault (bsc#1254785).
• CVE-2022-50700: wifi: ath10k: Delay the unmapping of the buffer (bsc#1255576).
• CVE-2023-53254: cacheinfo: Fix shared_cpu_map to handle shared caches at different levels (bsc#1249871).
• CVE-2023-53781: smc: Fix use-after-free in tcp_write_timer_handler() (bsc#1254751).
• CVE-2024-56590: Bluetooth: hci_core: Fix not checking skb length on hci_acldata_packet (bsc#1235038).
• CVE-2025-39977: futex: Prevent use-after-free during requeue-PI (bsc#1252046).
• CVE-2025-40019: crypto: essiv - Check ssize for decryption and in-place encryption (bsc#1252678).
• CVE-2025-40139: smc: Use __sk_dst_get() and dst_dev_rcu() in in smc_clc_prfx_set() (bsc#1253409).
• CVE-2025-40215: kABI: xfrm: delete x->tunnel as we delete x (bsc#1254959).
• CVE-2025-40220: fuse: fix livelock in synchronous file put from fuseblk workers (bsc#1254520).
• CVE-2025-40233: ocfs2: clear extent cache after moving/defragmenting extents (bsc#1254813).
• CVE-2025-40258: mptcp: fix race condition in mptcp_schedule_work() (bsc#1254843).
• CVE-2025-40277: drm/vmwgfx: Validate command header size against (bsc#1254894).
• CVE-2025-40280: tipc: Fix use-after-free in tipc_mon_reinit_self() (bsc#1254847).
• CVE-2025-40331: sctp: Prevent TOCTOU out-of-bounds write (bsc#1254615).
• CVE-2025-68732: gpu: host1x: Fix race in syncpt alloc/free (bsc#1255688).

The following non security issues were fixed:

• ACPI/IORT: Fix memory leak in iort_rmr_alloc_sids() (git-fixes).
• ACPI: PRM: Remove unnecessary strict handler address checks (git-fixes).
• ACPI: property: Do not pass NULL handles to acpi_attach_data() (git-fixes).
• ACPI: property: Fix buffer properties extraction for subnodes (git-fixes).
• KVM: SVM: Fix TSC_AUX virtualization setup (git-fixes).
• RDMA/cm: Rate limit destroy CM ID timeout error message (git-fixes).
• RDMA/counter: Check CAP_NET_RAW check in user namespace for RDMA counters (git-fixes).
• RDMA/hns: Fix the modification of max_send_sge (git-fixes).
• RDMA/mlx5: Check CAP_NET_RAW in user namespace for anchor create (git-fixes).
• RDMA/mlx5: Check CAP_NET_RAW in user namespace for devx create (git-fixes).
• RDMA/mlx5: Check CAP_NET_RAW in user namespace for flow create (git-fixes).
• RDMA/mlx5: Fix compilation warning when USER_ACCESS isn't set (git-fixes).
• RDMA/nldev: Check CAP_NET_RAW in user namespace for QP modify (git-fixes).
• RDMA/uverbs: Add empty rdma_uattrs_has_raw_cap() declaration (git-fixes).
• RDMA/uverbs: Check CAP_NET_RAW in user namespace for QP create (git-fixes).
• RDMA/uverbs: Check CAP_NET_RAW in user namespace for RAW QP create (git-fixes).
• RDMA/uverbs: Check CAP_NET_RAW in user namespace for flow create (git-fixes).
• arch/idle: Change arch_cpu_idle() behavior: always exit with IRQs disabled (git-fixes).
• cpuidle/poll: Ensure IRQs stay disabled after cpuidle_state::enter() calls (git-fixes).
• cpuidle: Move IRQ state validation (git-fixes).
• cpuidle: haltpoll: Do not enable interrupts when entering idle (git-fixes).
• dm: free table mempools if not used in __bind (git-fixes).
• padata: Honor the caller's alignment in case of chunk_size 0 (bsc#1237563).
• platform/x86/intel-uncore-freq: Fail module load when plat_info is NULL (git-fixes).
• x86/bugs: Fix RSB clearing in indirect_branch_prediction_barrier() (git-fixes).
• x86/bugs: Use SBPB in write_ibpb() if applicable (git-fixes).
• x86/paravirt: Move halt paravirt calls under CONFIG_PARAVIRT (git-fixes).
• x86/tdx: Drop flags from __tdx_hypercall() (git-fixes).
• x86/tdx: Dynamically disable SEPT violations from causing #VEs (git-fixes).
• x86/tdx: Emit warning if IRQs are enabled during HLT #VE handling (git-fixes).
• x86/tdx: Extend TDX_MODULE_CALL to support more TDCALL/SEAMCALL leafs (git-fixes).
• x86/tdx: Fix __noreturn build warning around __tdx_hypercall_failed()…

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to fix various security issues

The following security issues were fixed:

• CVE-2022-50630: mm: hugetlb: fix UAF in hugetlb_handle_userfault (bsc#1254785).
• CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit (bsc#1255594).
• CVE-2022-50700: wifi: ath10k: Delay the unmapping of the buffer (bsc#1255576).
• CVE-2023-53215: sched/fair: Don't balance task to its current running CPU (bsc#1250397).
• CVE-2023-53254: cacheinfo: Fix shared_cpu_map to handle shared caches at different levels (bsc#1249871).
• CVE-2023-53781: smc: Fix use-after-free in tcp_write_timer_handler() (bsc#1254751).
• CVE-2023-54142: gtp: Fix use-after-free in __gtp_encap_destroy() (bsc#1256095).
• CVE-2023-54243: netfilter: ebtables: fix table blob use-after-free (bsc#1255908).
• CVE-2024-28956: x86/its: Enumerate Indirect Target Selection (ITS) bug (bsc#1242006).
• CVE-2024-36348: x86/bugs: Add a Transient Scheduler Attacks mitigation (bsc#1238896).
• CVE-2024-36349: x86/bugs: Add a Transient Scheduler Attacks mitigation (bsc#1238896).
• CVE-2024-36350: x86/bugs: Add a Transient Scheduler Attacks mitigation (bsc#1238896).
• CVE-2024-36357: x86/bugs: Add a Transient Scheduler Attacks mitigation (bsc#1238896).
• CVE-2024-44987: ipv6: prevent UAF in ip6_send_skb() (bsc#1230185).
• CVE-2025-38068: crypto: lzo - Fix compression buffer overrun (bsc#1245210).
• CVE-2025-38129: page_pool: fix inconsistency for page_pool_ring_lock() (bsc#1245723).
• CVE-2025-38159: wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds (bsc#1245751).
• CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size (bsc#1247177).
• CVE-2025-39977: futex: Prevent use-after-free during requeue-PI (bsc#1252046).
• CVE-2025-40019: crypto: essiv - Check ssize for decryption and in-place encryption (bsc#1252678).
• CVE-2025-40139: net: ipv4: Consolidate ipv4_mtu and ip_dst_mtu_maybe_forward (bsc#1253409).
• CVE-2025-40215: kABI: xfrm: delete x->tunnel as we delete x (bsc#1254959).
• CVE-2025-40220: fuse: fix livelock in synchronous file put from fuseblk workers (bsc#1254520).
• CVE-2025-40233: ocfs2: clear extent cache after moving/defragmenting extents (bsc#1254813).
• CVE-2025-40257: mptcp: fix a race in mptcp_pm_del_add_timer() (bsc#1254842).
• CVE-2025-40258: mptcp: fix race condition in mptcp_schedule_work() (bsc#1254843).
• CVE-2025-40277: drm/vmwgfx: Validate command header size against (bsc#1254894).
• CVE-2025-40280: tipc: Fix use-after-free in tipc_mon_reinit_self() (bsc#1254847).
• CVE-2025-40300: Documentation/hw-vuln: Add VMSCAPE documentation (bsc#1247483).
• CVE-2025-40331: sctp: Prevent TOCTOU out-of-bounds write (bsc#1254615).
• CVE-2025-68183: ima: don't clear IMA_DIGSIG flag when setting or removing non-IMA xattr (bsc#1255251).
• CVE-2025-68284: libceph: prevent potential out-of-bounds writes in handle_auth_session_key() (bsc#1255377).
• CVE-2025-68285: libceph: fix potential use-after-free in have_mon_and_osd_map() (bsc#1255401).
• CVE-2025-68732: gpu: host1x: Fix race in syncpt alloc/free (bsc#1255688).
• CVE-2025-68771: ocfs2: fix kernel BUG in ocfs2_find_victim_chain (bsc#1256582).
• CVE-2025-68813: ipvs: fix ipv4 null-ptr-deref in route error path (bsc#1256641).
• CVE-2025-71089: iommu: disable SVA when CONFIG_X86 is set (bsc#1256612).
• CVE-2025-71116: libceph: make decode_pool() more resilient against corrupted osdmaps (bsc#1256744).
• CVE-2025-71120: SUNRPC: svcauth_gss: avoid NULL deref on zero length gss_token in gss_read_proxy_verf (bsc#1256779).

The following non security issues were fixed:

• x86/CPU/AMD: Add ZenX generations flags (bsc#1238896).
• x86: make page fault handling disable interrupts properly (git-fixes).

The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues

The following security issues were fixed:

• CVE-2022-50630: mm: hugetlb: fix UAF in hugetlb_handle_userfault (bsc#1254785).
• CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit (bsc#1255594).
• CVE-2022-50700: wifi: ath10k: Delay the unmapping of the buffer (bsc#1255576).
• CVE-2023-53215: sched/fair: Don't balance task to its current running CPU (bsc#1250397).
• CVE-2023-53254: cacheinfo: Fix shared_cpu_map to handle shared caches at different levels (bsc#1249871).
• CVE-2023-53781: smc: Fix use-after-free in tcp_write_timer_handler() (bsc#1254751).
• CVE-2023-54142: gtp: Fix use-after-free in __gtp_encap_destroy() (bsc#1256095).
• CVE-2023-54243: netfilter: ebtables: fix table blob use-after-free (bsc#1255908).
• CVE-2024-28956: x86/its: Enumerate Indirect Target Selection (ITS) bug (bsc#1242006).
• CVE-2024-36348: x86/bugs: Add a Transient Scheduler Attacks mitigation (bsc#1238896).
• CVE-2024-36349: x86/bugs: Add a Transient Scheduler Attacks mitigation (bsc#1238896).
• CVE-2024-36350: x86/bugs: Add a Transient Scheduler Attacks mitigation (bsc#1238896).
• CVE-2024-36357: x86/bugs: Add a Transient Scheduler Attacks mitigation (bsc#1238896).
• CVE-2024-44987: ipv6: prevent UAF in ip6_send_skb() (bsc#1230185).
• CVE-2024-46854: net: dpaa: Pad packets to ETH_ZLEN (bsc#1231084).
• CVE-2025-21738: ata: libata-sff: Ensure that we cannot write outside the allocated buffer (bsc#1238917).
• CVE-2025-38068: crypto: lzo - Fix compression buffer overrun (bsc#1245210).
• CVE-2025-38129: page_pool: fix inconsistency for page_pool_ring_lock() (bsc#1245723).
• CVE-2025-38159: wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds (bsc#1245751).
• CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size (bsc#1247177).
• CVE-2025-39977: futex: Prevent use-after-free during requeue-PI (bsc#1252046).
• CVE-2025-40019: crypto: essiv - Check ssize for decryption and in-place encryption (bsc#1252678).
• CVE-2025-40139: net: ipv4: Consolidate ipv4_mtu and ip_dst_mtu_maybe_forward (bsc#1253409).
• CVE-2025-40215: kABI: xfrm: delete x->tunnel as we delete x (bsc#1254959).
• CVE-2025-40220: fuse: fix livelock in synchronous file put from fuseblk workers (bsc#1254520).
• CVE-2025-40233: ocfs2: clear extent cache after moving/defragmenting extents (bsc#1254813).
• CVE-2025-40257: mptcp: fix a race in mptcp_pm_del_add_timer() (bsc#1254842).
• CVE-2025-40258: mptcp: fix race condition in mptcp_schedule_work() (bsc#1254843).
• CVE-2025-40277: drm/vmwgfx: Validate command header size against (bsc#1254894).
• CVE-2025-40280: tipc: Fix use-after-free in tipc_mon_reinit_self() (bsc#1254847).
• CVE-2025-40300: Documentation/hw-vuln: Add VMSCAPE documentation (bsc#1247483).
• CVE-2025-40331: sctp: Prevent TOCTOU out-of-bounds write (bsc#1254615).
• CVE-2025-68183: ima: don't clear IMA_DIGSIG flag when setting or removing non-IMA xattr (bsc#1255251).
• CVE-2025-68284: libceph: prevent potential out-of-bounds writes in handle_auth_session_key() (bsc#1255377).
• CVE-2025-68285: libceph: fix potential use-after-free in have_mon_and_osd_map() (bsc#1255401).
• CVE-2025-68312: usbnet: Prevents free active kevent (bsc#1255171).
• CVE-2025-68732: gpu: host1x: Fix race in syncpt alloc/free (bsc#1255688).
• CVE-2025-68813: ipvs: fix ipv4 null-ptr-deref in route error path (bsc#1256641).
• CVE-2025-71085: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr() (bsc#1256623).
• CVE-2025-71089: iommu: disable SVA when CONFIG_X86 is set (bsc#1256612).
• CVE-2025-71112: net: hns3: add VLAN id validation before using (bsc#1256726).
• CVE-2025-71116: libceph: make decode_pool() more resilient against corrupted osdmaps (bsc#1256744).
• CVE-2025-71120: SUNRPC: svcauth_gss: avoid NULL deref on zero length gss_token in gss_read_proxy_verf (bsc#1256779).
• CVE-2026-22999: net/sched: sch_qfq: do not free…

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug_on in __es_tree_search caused by bad boot loader inode We got a issue as fllows: ================================================================== kernel BUG at fs/ext4/extents_status.c:203! invalid opcode: 0000 [#1] PREEMPT SMP CPU: 1 PID: 945 Comm: cat Not tainted 6.0.0-next-20221007-dirty #349 RIP: 0010:ext4_es_end.isra.0+0x34/0x42 RSP: 0018:ffffc9000143b768 EFLAGS: 00010203 RAX: 0000000000000000 RBX: ffff8881769cd0b8 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8fc27cf7 RDI: 00000000ffffffff RBP: ffff8881769cd0bc R08: 0000000000000000 R09: ffffc9000143b5f8 R10: 0000000000000001 R11: 0000000000000001 R12: ffff8881769cd0a0 R13: ffff8881768e5668 R14: 00000000768e52f0 R15: 0000000000000000 FS: 00007f359f7f05c0(0000)GS:ffff88842fd00000(0000)knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f359f5a2000 CR3: 000000017130c000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> __es_tree_search.isra.0+0x6d/0xf5 ext4_es_cache_extent+0xfa/0x230 ext4_cache_extents+0xd2/0x110 ext4_find_extent+0x5d5/0x8c0 ext4_ext_map_blocks+0x9c/0x1d30 ext4_map_blocks+0x431/0xa50 ext4_mpage_readpages+0x48e/0xe40 ext4_readahead+0x47/0x50 read_pages+0x82/0x530 page_cache_ra_unbounded+0x199/0x2a0 do_page_cache_ra+0x47/0x70 page_cache_ra_order+0x242/0x400 ondemand_readahead+0x1e8/0x4b0 page_cache_sync_ra+0xf4/0x110 filemap_get_pages+0x131/0xb20 filemap_read+0xda/0x4b0 generic_file_read_iter+0x13a/0x250 ext4_file_read_iter+0x59/0x1d0 vfs_read+0x28f/0x460 ksys_read+0x73/0x160 __x64_sys_read+0x1e/0x30 do_syscall_64+0x35/0x80 entry_SYSCALL_64_after_hwframe+0x63/0xcd </TASK> ================================================================== In the above issue, ioctl invokes the swap_inode_boot_loader function to swap inode<5> and inode<12>. However, inode<5> contain incorrect imode and disordered extents, and i_nlink is set to 1. The extents check for inode in the ext4_iget function can be bypassed bacause 5 is EXT4_BOOT_LOADER_INO. While links_count is set to 1, the extents are not initialized in swap_inode_boot_loader. After the ioctl command is executed successfully, the extents are swapped to inode<12>, in this case, run the cat command to view inode<12>. And Bug_ON is triggered due to the incorrect extents. When the boot loader inode is not initialized, its imode can be one of the following: 1) the imode is a bad type, which is marked as bad_inode in ext4_iget and set to S_IFREG. 2) the imode is good type but not S_IFREG. 3) the imode is S_IFREG. The BUG_ON may be triggered by bypassing the check in cases 1 and 2. Therefore, when the boot loader inode is bad_inode or its imode is not S_IFREG, initialize the inode to avoid triggering the BUG.