CVE-2023-53023 (GCVE-0-2023-53023)
Vulnerability from cvelistv5
Published
2025-03-27 16:43
Modified
2025-05-04 07:47
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: net: nfc: Fix use-after-free in local_cleanup() Fix a use-after-free that occurs in kfree_skb() called from local_cleanup(). This could happen when killing nfc daemon (e.g. neard) after detaching an nfc device. When detaching an nfc device, local_cleanup() called from nfc_llcp_unregister_device() frees local->rx_pending and decreases local->ref by kref_put() in nfc_llcp_local_put(). In the terminating process, nfc daemon releases all sockets and it leads to decreasing local->ref. After the last release of local->ref, local_cleanup() called from local_release() frees local->rx_pending again, which leads to the bug. Setting local->rx_pending to NULL in local_cleanup() could prevent use-after-free when local_cleanup() is called twice. Found by a modified version of syzkaller. BUG: KASAN: use-after-free in kfree_skb() Call Trace: dump_stack_lvl (lib/dump_stack.c:106) print_address_description.constprop.0.cold (mm/kasan/report.c:306) kasan_check_range (mm/kasan/generic.c:189) kfree_skb (net/core/skbuff.c:955) local_cleanup (net/nfc/llcp_core.c:159) nfc_llcp_local_put.part.0 (net/nfc/llcp_core.c:172) nfc_llcp_local_put (net/nfc/llcp_core.c:181) llcp_sock_destruct (net/nfc/llcp_sock.c:959) __sk_destruct (net/core/sock.c:2133) sk_destruct (net/core/sock.c:2181) __sk_free (net/core/sock.c:2192) sk_free (net/core/sock.c:2203) llcp_sock_release (net/nfc/llcp_sock.c:646) __sock_release (net/socket.c:650) sock_close (net/socket.c:1365) __fput (fs/file_table.c:306) task_work_run (kernel/task_work.c:179) ptrace_notify (kernel/signal.c:2354) syscall_exit_to_user_mode_prepare (kernel/entry/common.c:278) syscall_exit_to_user_mode (kernel/entry/common.c:296) do_syscall_64 (arch/x86/entry/common.c:86) entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:106) Allocated by task 4719: kasan_save_stack (mm/kasan/common.c:45) __kasan_slab_alloc (mm/kasan/common.c:325) slab_post_alloc_hook (mm/slab.h:766) kmem_cache_alloc_node (mm/slub.c:3497) __alloc_skb (net/core/skbuff.c:552) pn533_recv_response (drivers/nfc/pn533/usb.c:65) __usb_hcd_giveback_urb (drivers/usb/core/hcd.c:1671) usb_giveback_urb_bh (drivers/usb/core/hcd.c:1704) tasklet_action_common.isra.0 (kernel/softirq.c:797) __do_softirq (kernel/softirq.c:571) Freed by task 1901: kasan_save_stack (mm/kasan/common.c:45) kasan_set_track (mm/kasan/common.c:52) kasan_save_free_info (mm/kasan/genericdd.c:518) __kasan_slab_free (mm/kasan/common.c:236) kmem_cache_free (mm/slub.c:3809) kfree_skbmem (net/core/skbuff.c:874) kfree_skb (net/core/skbuff.c:931) local_cleanup (net/nfc/llcp_core.c:159) nfc_llcp_unregister_device (net/nfc/llcp_core.c:1617) nfc_unregister_device (net/nfc/core.c:1179) pn53x_unregister_nfc (drivers/nfc/pn533/pn533.c:2846) pn533_usb_disconnect (drivers/nfc/pn533/usb.c:579) usb_unbind_interface (drivers/usb/core/driver.c:458) device_release_driver_internal (drivers/base/dd.c:1279) bus_remove_device (drivers/base/bus.c:529) device_del (drivers/base/core.c:3665) usb_disable_device (drivers/usb/core/message.c:1420) usb_disconnect (drivers/usb/core.c:2261) hub_event (drivers/usb/core/hub.c:5833) process_one_work (arch/x86/include/asm/jump_label.h:27 include/linux/jump_label.h:212 include/trace/events/workqueue.h:108 kernel/workqueue.c:2281) worker_thread (include/linux/list.h:282 kernel/workqueue.c:2423) kthread (kernel/kthread.c:319) ret_from_fork (arch/x86/entry/entry_64.S:301)
References
Impacted products
Vendor Product Version
Linux Linux Version: 3536da06db0baa675f32de608c0a4c0f5ef0e9ff
Version: 3536da06db0baa675f32de608c0a4c0f5ef0e9ff
Version: 3536da06db0baa675f32de608c0a4c0f5ef0e9ff
Version: 3536da06db0baa675f32de608c0a4c0f5ef0e9ff
Version: 3536da06db0baa675f32de608c0a4c0f5ef0e9ff
Version: 3536da06db0baa675f32de608c0a4c0f5ef0e9ff
Version: 3536da06db0baa675f32de608c0a4c0f5ef0e9ff
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      "descriptions": [
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: nfc: Fix use-after-free in local_cleanup()\n\nFix a use-after-free that occurs in kfree_skb() called from\nlocal_cleanup(). This could happen when killing nfc daemon (e.g. neard)\nafter detaching an nfc device.\nWhen detaching an nfc device, local_cleanup() called from\nnfc_llcp_unregister_device() frees local-\u003erx_pending and decreases\nlocal-\u003eref by kref_put() in nfc_llcp_local_put().\nIn the terminating process, nfc daemon releases all sockets and it leads\nto decreasing local-\u003eref. After the last release of local-\u003eref,\nlocal_cleanup() called from local_release() frees local-\u003erx_pending\nagain, which leads to the bug.\n\nSetting local-\u003erx_pending to NULL in local_cleanup() could prevent\nuse-after-free when local_cleanup() is called twice.\n\nFound by a modified version of syzkaller.\n\nBUG: KASAN: use-after-free in kfree_skb()\n\nCall Trace:\ndump_stack_lvl (lib/dump_stack.c:106)\nprint_address_description.constprop.0.cold (mm/kasan/report.c:306)\nkasan_check_range (mm/kasan/generic.c:189)\nkfree_skb (net/core/skbuff.c:955)\nlocal_cleanup (net/nfc/llcp_core.c:159)\nnfc_llcp_local_put.part.0 (net/nfc/llcp_core.c:172)\nnfc_llcp_local_put (net/nfc/llcp_core.c:181)\nllcp_sock_destruct (net/nfc/llcp_sock.c:959)\n__sk_destruct (net/core/sock.c:2133)\nsk_destruct (net/core/sock.c:2181)\n__sk_free (net/core/sock.c:2192)\nsk_free (net/core/sock.c:2203)\nllcp_sock_release (net/nfc/llcp_sock.c:646)\n__sock_release (net/socket.c:650)\nsock_close (net/socket.c:1365)\n__fput (fs/file_table.c:306)\ntask_work_run (kernel/task_work.c:179)\nptrace_notify (kernel/signal.c:2354)\nsyscall_exit_to_user_mode_prepare (kernel/entry/common.c:278)\nsyscall_exit_to_user_mode (kernel/entry/common.c:296)\ndo_syscall_64 (arch/x86/entry/common.c:86)\nentry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:106)\n\nAllocated by task 4719:\nkasan_save_stack (mm/kasan/common.c:45)\n__kasan_slab_alloc (mm/kasan/common.c:325)\nslab_post_alloc_hook (mm/slab.h:766)\nkmem_cache_alloc_node (mm/slub.c:3497)\n__alloc_skb (net/core/skbuff.c:552)\npn533_recv_response (drivers/nfc/pn533/usb.c:65)\n__usb_hcd_giveback_urb (drivers/usb/core/hcd.c:1671)\nusb_giveback_urb_bh (drivers/usb/core/hcd.c:1704)\ntasklet_action_common.isra.0 (kernel/softirq.c:797)\n__do_softirq (kernel/softirq.c:571)\n\nFreed by task 1901:\nkasan_save_stack (mm/kasan/common.c:45)\nkasan_set_track (mm/kasan/common.c:52)\nkasan_save_free_info (mm/kasan/genericdd.c:518)\n__kasan_slab_free (mm/kasan/common.c:236)\nkmem_cache_free (mm/slub.c:3809)\nkfree_skbmem (net/core/skbuff.c:874)\nkfree_skb (net/core/skbuff.c:931)\nlocal_cleanup (net/nfc/llcp_core.c:159)\nnfc_llcp_unregister_device (net/nfc/llcp_core.c:1617)\nnfc_unregister_device (net/nfc/core.c:1179)\npn53x_unregister_nfc (drivers/nfc/pn533/pn533.c:2846)\npn533_usb_disconnect (drivers/nfc/pn533/usb.c:579)\nusb_unbind_interface (drivers/usb/core/driver.c:458)\ndevice_release_driver_internal (drivers/base/dd.c:1279)\nbus_remove_device (drivers/base/bus.c:529)\ndevice_del (drivers/base/core.c:3665)\nusb_disable_device (drivers/usb/core/message.c:1420)\nusb_disconnect (drivers/usb/core.c:2261)\nhub_event (drivers/usb/core/hub.c:5833)\nprocess_one_work (arch/x86/include/asm/jump_label.h:27 include/linux/jump_label.h:212 include/trace/events/workqueue.h:108 kernel/workqueue.c:2281)\nworker_thread (include/linux/list.h:282 kernel/workqueue.c:2423)\nkthread (kernel/kthread.c:319)\nret_from_fork (arch/x86/entry/entry_64.S:301)"
        }
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      "providerMetadata": {
        "dateUpdated": "2025-05-04T07:47:53.637Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/b09ae26f08aaf2d85f96ea7f90ddd3387f62216f"
        },
        {
          "url": "https://git.kernel.org/stable/c/54f7be61584b8ec4c6df405f479495b9397bae4a"
        },
        {
          "url": "https://git.kernel.org/stable/c/a59cdbda3714e11aa3ab579132864c4c8c6d54f9"
        },
        {
          "url": "https://git.kernel.org/stable/c/ad1baab3a5c03692d22ce446f38596a126377f6a"
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        {
          "url": "https://git.kernel.org/stable/c/7f129927feaf7c10b1c38bbce630172e9a08c834"
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          "url": "https://git.kernel.org/stable/c/d3605282ec3502ec8847915eb2cf1f340493ff79"
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        {
          "url": "https://git.kernel.org/stable/c/4bb4db7f3187c6e3de6b229ffc87cdb30a2d22b6"
        }
      ],
      "title": "net: nfc: Fix use-after-free in local_cleanup()",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2023-53023",
    "datePublished": "2025-03-27T16:43:49.142Z",
    "dateReserved": "2025-03-27T16:40:15.753Z",
    "dateUpdated": "2025-05-04T07:47:53.637Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-53023\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-03-27T17:15:51.847\",\"lastModified\":\"2025-04-01T15:39:10.740\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet: nfc: Fix use-after-free in local_cleanup()\\n\\nFix a use-after-free that occurs in kfree_skb() called from\\nlocal_cleanup(). This could happen when killing nfc daemon (e.g. neard)\\nafter detaching an nfc device.\\nWhen detaching an nfc device, local_cleanup() called from\\nnfc_llcp_unregister_device() frees local-\u003erx_pending and decreases\\nlocal-\u003eref by kref_put() in nfc_llcp_local_put().\\nIn the terminating process, nfc daemon releases all sockets and it leads\\nto decreasing local-\u003eref. After the last release of local-\u003eref,\\nlocal_cleanup() called from local_release() frees local-\u003erx_pending\\nagain, which leads to the bug.\\n\\nSetting local-\u003erx_pending to NULL in local_cleanup() could prevent\\nuse-after-free when local_cleanup() is called twice.\\n\\nFound by a modified version of syzkaller.\\n\\nBUG: KASAN: use-after-free in kfree_skb()\\n\\nCall Trace:\\ndump_stack_lvl (lib/dump_stack.c:106)\\nprint_address_description.constprop.0.cold (mm/kasan/report.c:306)\\nkasan_check_range (mm/kasan/generic.c:189)\\nkfree_skb (net/core/skbuff.c:955)\\nlocal_cleanup (net/nfc/llcp_core.c:159)\\nnfc_llcp_local_put.part.0 (net/nfc/llcp_core.c:172)\\nnfc_llcp_local_put (net/nfc/llcp_core.c:181)\\nllcp_sock_destruct (net/nfc/llcp_sock.c:959)\\n__sk_destruct (net/core/sock.c:2133)\\nsk_destruct (net/core/sock.c:2181)\\n__sk_free (net/core/sock.c:2192)\\nsk_free (net/core/sock.c:2203)\\nllcp_sock_release (net/nfc/llcp_sock.c:646)\\n__sock_release (net/socket.c:650)\\nsock_close (net/socket.c:1365)\\n__fput (fs/file_table.c:306)\\ntask_work_run (kernel/task_work.c:179)\\nptrace_notify (kernel/signal.c:2354)\\nsyscall_exit_to_user_mode_prepare (kernel/entry/common.c:278)\\nsyscall_exit_to_user_mode (kernel/entry/common.c:296)\\ndo_syscall_64 (arch/x86/entry/common.c:86)\\nentry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:106)\\n\\nAllocated by task 4719:\\nkasan_save_stack (mm/kasan/common.c:45)\\n__kasan_slab_alloc (mm/kasan/common.c:325)\\nslab_post_alloc_hook (mm/slab.h:766)\\nkmem_cache_alloc_node (mm/slub.c:3497)\\n__alloc_skb (net/core/skbuff.c:552)\\npn533_recv_response (drivers/nfc/pn533/usb.c:65)\\n__usb_hcd_giveback_urb (drivers/usb/core/hcd.c:1671)\\nusb_giveback_urb_bh (drivers/usb/core/hcd.c:1704)\\ntasklet_action_common.isra.0 (kernel/softirq.c:797)\\n__do_softirq (kernel/softirq.c:571)\\n\\nFreed by task 1901:\\nkasan_save_stack (mm/kasan/common.c:45)\\nkasan_set_track (mm/kasan/common.c:52)\\nkasan_save_free_info (mm/kasan/genericdd.c:518)\\n__kasan_slab_free (mm/kasan/common.c:236)\\nkmem_cache_free (mm/slub.c:3809)\\nkfree_skbmem (net/core/skbuff.c:874)\\nkfree_skb (net/core/skbuff.c:931)\\nlocal_cleanup (net/nfc/llcp_core.c:159)\\nnfc_llcp_unregister_device (net/nfc/llcp_core.c:1617)\\nnfc_unregister_device (net/nfc/core.c:1179)\\npn53x_unregister_nfc (drivers/nfc/pn533/pn533.c:2846)\\npn533_usb_disconnect (drivers/nfc/pn533/usb.c:579)\\nusb_unbind_interface (drivers/usb/core/driver.c:458)\\ndevice_release_driver_internal (drivers/base/dd.c:1279)\\nbus_remove_device (drivers/base/bus.c:529)\\ndevice_del (drivers/base/core.c:3665)\\nusb_disable_device (drivers/usb/core/message.c:1420)\\nusb_disconnect (drivers/usb/core.c:2261)\\nhub_event (drivers/usb/core/hub.c:5833)\\nprocess_one_work (arch/x86/include/asm/jump_label.h:27 include/linux/jump_label.h:212 include/trace/events/workqueue.h:108 kernel/workqueue.c:2281)\\nworker_thread (include/linux/list.h:282 kernel/workqueue.c:2423)\\nkthread (kernel/kthread.c:319)\\nret_from_fork (arch/x86/entry/entry_64.S:301)\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: nfc: Se corrige use-after-free en local_cleanup() Corrige un use-after-free que ocurre en kfree_skb() llamado desde local_cleanup(). Esto podr\u00eda suceder al matar el demonio nfc (p. ej., neard) despu\u00e9s de desconectar un dispositivo nfc. Al desconectar un dispositivo nfc, local_cleanup() llamado desde nfc_llcp_unregister_device() libera local-\u0026gt;rx_pending y disminuye local-\u0026gt;ref por kref_put() en nfc_llcp_local_put(). En el proceso de terminaci\u00f3n, el demonio nfc libera todos los sockets y esto lleva a la disminuci\u00f3n de local-\u0026gt;ref. Despu\u00e9s de la \u00faltima liberaci\u00f3n de local-\u0026gt;ref, local_cleanup() llamado desde local_release() libera local-\u0026gt;rx_pending de nuevo, lo que conduce al error. Establecer local-\u0026gt;rx_pending como NULL en local_cleanup() podr\u00eda impedir el use-after-free al llamar a local_cleanup() dos veces. Encontrado por una versi\u00f3n modificada de syzkaller. ERROR: KASAN: use-after-free en el seguimiento de llamadas kfree_skb(): dump_stack_lvl (lib/dump_stack.c:106) print_address_description.constprop.0.cold (mm/kasan/report.c:306) kasan_check_range (mm/kasan/generic.c:189) kfree_skb (net/core/skbuff.c:955) local_cleanup (net/nfc/llcp_core.c:159) nfc_llcp_local_put.part.0 (net/nfc/llcp_core.c:172) nfc_llcp_local_put (net/nfc/llcp_core.c:181) llcp_sock_destruct (net/nfc/llcp_sock.c:959) __sk_destruct (net/core/sock.c:2133) sk_destruct (net/core/sock.c:2181) __sk_free (net/core/sock.c:2192) sk_free (net/core/sock.c:2203) llcp_sock_release (net/nfc/llcp_sock.c:646) __sock_release (net/socket.c:650) sock_close (net/socket.c:1365) __fput (fs/file_table.c:306) task_work_run (kernel/task_work.c:179) ptrace_notify (kernel/signal.c:2354) syscall_exit_to_user_mode_prepare (kernel/entry/common.c:278) syscall_exit_to_user_mode (kernel/entry/common.c:296) do_syscall_64 (arch/x86/entry/common.c:86) entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:106) Asignado por la tarea 4719: kasan_save_stack (mm/kasan/common.c:45) __kasan_slab_alloc (mm/kasan/common.c:325) slab_post_alloc_hook (mm/slab.h:766) kmem_cache_alloc_node (mm/slub.c:3497) __alloc_skb (net/core/skbuff.c:552) pn533_recv_response (drivers/nfc/pn533/usb.c:65) __usb_hcd_giveback_urb (controladores/usb/core/hcd.c:1671) usb_giveback_urb_bh (controladores/usb/core/hcd.c:1704) tasklet_action_common.isra.0 (kernel/softirq.c:797) __do_softirq (kernel/softirq.c:571) Liberado por la tarea 1901: kasan_save_stack (mm/kasan/common.c:45) kasan_set_track (mm/kasan/common.c:52) kasan_save_free_info (mm/kasan/genericdd.c:518) __kasan_slab_free (mm/kasan/common.c:236) kmem_cache_free (mm/slub.c:3809) kfree_skbmem (net/core/skbuff.c:874) kfree_skb (net/core/skbuff.c:931) limpieza local (net/nfc/llcp_core.c:159) nfc_llcp_unregister_device (net/nfc/llcp_core.c:1617) nfc_unregister_device (net/nfc/core.c:1179) pn53x_unregister_nfc (drivers/nfc/pn533/pn533.c:2846) pn533_usb_disconnect (drivers/nfc/pn533/usb.c:579) usb_unbind_interface (drivers/usb/core/driver.c:458) device_release_driver_internal (drivers/base/dd.c:1279) bus_remove_device (drivers/base/bus.c:529) device_del (drivers/base/core.c:3665) usb_disable_device (drivers/usb/core/message.c:1420) usb_disconnect (drivers/usb/core.c:2261) hub_event (drivers/usb/core/hub.c:5833) process_one_work (arch/x86/include/asm/jump_label.h:27 include/linux/jump_label.h:212 include/trace/events/workqueue.h:108 kernel/workqueue.c:2281) worker_thread (include/linux/list.h:282 kernel/workqueue.c:2423) kthread (kernel/kthread.c:319) ret_from_fork (arch/x86/entry/entry_64.S:301) \"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.9\",\"versionEndExcluding\":\"4.14.305\",\"matchCriteriaId\":\"10C5A938-FF24-4A9E-9F50-02013C0919F8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.15\",\"versionEndExcluding\":\"4.19.272\",\"matchCriteriaId\":\"83C4B95C-BD08-4683-A26E-2A65333F2D15\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.20\",\"versionEndExcluding\":\"5.4.231\",\"matchCriteriaId\":\"79CA608C-BC5E-4BB5-9250-771AEC44F412\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.166\",\"matchCriteriaId\":\"A44D9D24-661C-40D4-8735-4CEB1C7C02F2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.91\",\"matchCriteriaId\":\"91C2E92D-CC25-4FBD-8824-56A148119D7E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"6.1.9\",\"matchCriteriaId\":\"ED5B6045-B1D2-4E03-B194-9005A351BCAE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"FF501633-2F44-4913-A8EE-B021929F49F6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"2BDA597B-CAC1-4DF0-86F0-42E142C654E9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"725C78C9-12CE-406F-ABE8-0813A01D66E8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"A127C155-689C-4F67-B146-44A57F4BFD85\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/4bb4db7f3187c6e3de6b229ffc87cdb30a2d22b6\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/54f7be61584b8ec4c6df405f479495b9397bae4a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/7f129927feaf7c10b1c38bbce630172e9a08c834\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a59cdbda3714e11aa3ab579132864c4c8c6d54f9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/ad1baab3a5c03692d22ce446f38596a126377f6a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/b09ae26f08aaf2d85f96ea7f90ddd3387f62216f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/d3605282ec3502ec8847915eb2cf1f340493ff79\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.8, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2023-53023\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-03-27T17:01:08.115465Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-416\", \"description\": \"CWE-416 Use After Free\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-03-27T17:01:09.390Z\"}}], \"cna\": {\"title\": \"net: nfc: Fix use-after-free in local_cleanup()\", \"affected\": [{\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"3536da06db0baa675f32de608c0a4c0f5ef0e9ff\", \"lessThan\": \"b09ae26f08aaf2d85f96ea7f90ddd3387f62216f\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"3536da06db0baa675f32de608c0a4c0f5ef0e9ff\", \"lessThan\": \"54f7be61584b8ec4c6df405f479495b9397bae4a\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"3536da06db0baa675f32de608c0a4c0f5ef0e9ff\", \"lessThan\": \"a59cdbda3714e11aa3ab579132864c4c8c6d54f9\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"3536da06db0baa675f32de608c0a4c0f5ef0e9ff\", \"lessThan\": \"ad1baab3a5c03692d22ce446f38596a126377f6a\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"3536da06db0baa675f32de608c0a4c0f5ef0e9ff\", \"lessThan\": \"7f129927feaf7c10b1c38bbce630172e9a08c834\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"3536da06db0baa675f32de608c0a4c0f5ef0e9ff\", \"lessThan\": \"d3605282ec3502ec8847915eb2cf1f340493ff79\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"3536da06db0baa675f32de608c0a4c0f5ef0e9ff\", \"lessThan\": \"4bb4db7f3187c6e3de6b229ffc87cdb30a2d22b6\", \"versionType\": \"git\"}], \"programFiles\": [\"net/nfc/llcp_core.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"3.9\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"3.9\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"4.14.305\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.14.*\"}, {\"status\": \"unaffected\", \"version\": \"4.19.272\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.19.*\"}, {\"status\": \"unaffected\", \"version\": \"5.4.231\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.4.*\"}, {\"status\": \"unaffected\", \"version\": \"5.10.166\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.10.*\"}, {\"status\": \"unaffected\", \"version\": \"5.15.91\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.15.*\"}, {\"status\": \"unaffected\", \"version\": \"6.1.9\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.1.*\"}, {\"status\": \"unaffected\", \"version\": \"6.2\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"net/nfc/llcp_core.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/b09ae26f08aaf2d85f96ea7f90ddd3387f62216f\"}, {\"url\": \"https://git.kernel.org/stable/c/54f7be61584b8ec4c6df405f479495b9397bae4a\"}, {\"url\": \"https://git.kernel.org/stable/c/a59cdbda3714e11aa3ab579132864c4c8c6d54f9\"}, {\"url\": \"https://git.kernel.org/stable/c/ad1baab3a5c03692d22ce446f38596a126377f6a\"}, {\"url\": \"https://git.kernel.org/stable/c/7f129927feaf7c10b1c38bbce630172e9a08c834\"}, {\"url\": \"https://git.kernel.org/stable/c/d3605282ec3502ec8847915eb2cf1f340493ff79\"}, {\"url\": \"https://git.kernel.org/stable/c/4bb4db7f3187c6e3de6b229ffc87cdb30a2d22b6\"}], \"x_generator\": {\"engine\": \"bippy-5f407fcff5a0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet: nfc: Fix use-after-free in local_cleanup()\\n\\nFix a use-after-free that occurs in kfree_skb() called from\\nlocal_cleanup(). This could happen when killing nfc daemon (e.g. neard)\\nafter detaching an nfc device.\\nWhen detaching an nfc device, local_cleanup() called from\\nnfc_llcp_unregister_device() frees local-\u003erx_pending and decreases\\nlocal-\u003eref by kref_put() in nfc_llcp_local_put().\\nIn the terminating process, nfc daemon releases all sockets and it leads\\nto decreasing local-\u003eref. After the last release of local-\u003eref,\\nlocal_cleanup() called from local_release() frees local-\u003erx_pending\\nagain, which leads to the bug.\\n\\nSetting local-\u003erx_pending to NULL in local_cleanup() could prevent\\nuse-after-free when local_cleanup() is called twice.\\n\\nFound by a modified version of syzkaller.\\n\\nBUG: KASAN: use-after-free in kfree_skb()\\n\\nCall Trace:\\ndump_stack_lvl (lib/dump_stack.c:106)\\nprint_address_description.constprop.0.cold (mm/kasan/report.c:306)\\nkasan_check_range (mm/kasan/generic.c:189)\\nkfree_skb (net/core/skbuff.c:955)\\nlocal_cleanup (net/nfc/llcp_core.c:159)\\nnfc_llcp_local_put.part.0 (net/nfc/llcp_core.c:172)\\nnfc_llcp_local_put (net/nfc/llcp_core.c:181)\\nllcp_sock_destruct (net/nfc/llcp_sock.c:959)\\n__sk_destruct (net/core/sock.c:2133)\\nsk_destruct (net/core/sock.c:2181)\\n__sk_free (net/core/sock.c:2192)\\nsk_free (net/core/sock.c:2203)\\nllcp_sock_release (net/nfc/llcp_sock.c:646)\\n__sock_release (net/socket.c:650)\\nsock_close (net/socket.c:1365)\\n__fput (fs/file_table.c:306)\\ntask_work_run (kernel/task_work.c:179)\\nptrace_notify (kernel/signal.c:2354)\\nsyscall_exit_to_user_mode_prepare (kernel/entry/common.c:278)\\nsyscall_exit_to_user_mode (kernel/entry/common.c:296)\\ndo_syscall_64 (arch/x86/entry/common.c:86)\\nentry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:106)\\n\\nAllocated by task 4719:\\nkasan_save_stack (mm/kasan/common.c:45)\\n__kasan_slab_alloc (mm/kasan/common.c:325)\\nslab_post_alloc_hook (mm/slab.h:766)\\nkmem_cache_alloc_node (mm/slub.c:3497)\\n__alloc_skb (net/core/skbuff.c:552)\\npn533_recv_response (drivers/nfc/pn533/usb.c:65)\\n__usb_hcd_giveback_urb (drivers/usb/core/hcd.c:1671)\\nusb_giveback_urb_bh (drivers/usb/core/hcd.c:1704)\\ntasklet_action_common.isra.0 (kernel/softirq.c:797)\\n__do_softirq (kernel/softirq.c:571)\\n\\nFreed by task 1901:\\nkasan_save_stack (mm/kasan/common.c:45)\\nkasan_set_track (mm/kasan/common.c:52)\\nkasan_save_free_info (mm/kasan/genericdd.c:518)\\n__kasan_slab_free (mm/kasan/common.c:236)\\nkmem_cache_free (mm/slub.c:3809)\\nkfree_skbmem (net/core/skbuff.c:874)\\nkfree_skb (net/core/skbuff.c:931)\\nlocal_cleanup (net/nfc/llcp_core.c:159)\\nnfc_llcp_unregister_device (net/nfc/llcp_core.c:1617)\\nnfc_unregister_device (net/nfc/core.c:1179)\\npn53x_unregister_nfc (drivers/nfc/pn533/pn533.c:2846)\\npn533_usb_disconnect (drivers/nfc/pn533/usb.c:579)\\nusb_unbind_interface (drivers/usb/core/driver.c:458)\\ndevice_release_driver_internal (drivers/base/dd.c:1279)\\nbus_remove_device (drivers/base/bus.c:529)\\ndevice_del (drivers/base/core.c:3665)\\nusb_disable_device (drivers/usb/core/message.c:1420)\\nusb_disconnect (drivers/usb/core.c:2261)\\nhub_event (drivers/usb/core/hub.c:5833)\\nprocess_one_work (arch/x86/include/asm/jump_label.h:27 include/linux/jump_label.h:212 include/trace/events/workqueue.h:108 kernel/workqueue.c:2281)\\nworker_thread (include/linux/list.h:282 kernel/workqueue.c:2423)\\nkthread (kernel/kthread.c:319)\\nret_from_fork (arch/x86/entry/entry_64.S:301)\"}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2025-03-27T16:43:49.142Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2023-53023\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-03-27T17:08:23.496Z\", \"dateReserved\": \"2025-03-27T16:40:15.753Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2025-03-27T16:43:49.142Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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