CVE-2022-48823 (GCVE-0-2022-48823)

Vulnerability from cvelistv5 – Published: 2024-07-16 11:44 – Updated: 2026-08-12 23:57
VLAI
Title
scsi: qedf: Fix refcount issue when LOGO is received during TMF
Summary
In the Linux kernel, the following vulnerability has been resolved: scsi: qedf: Fix refcount issue when LOGO is received during TMF Hung task call trace was seen during LOGO processing. [ 974.309060] [0000:00:00.0]:[qedf_eh_device_reset:868]: 1:0:2:0: LUN RESET Issued... [ 974.309065] [0000:00:00.0]:[qedf_initiate_tmf:2422]: tm_flags 0x10 sc_cmd 00000000c16b930f op = 0x2a target_id = 0x2 lun=0 [ 974.309178] [0000:00:00.0]:[qedf_initiate_tmf:2431]: portid=016900 tm_flags =LUN RESET [ 974.309222] [0000:00:00.0]:[qedf_initiate_tmf:2438]: orig io_req = 00000000ec78df8f xid = 0x180 ref_cnt = 1. [ 974.309625] host1: rport 016900: Received LOGO request while in state Ready [ 974.309627] host1: rport 016900: Delete port [ 974.309642] host1: rport 016900: work event 3 [ 974.309644] host1: rport 016900: lld callback ev 3 [ 974.313243] [0000:61:00.2]:[qedf_execute_tmf:2383]:1: fcport is uploading, not executing flush. [ 974.313295] [0000:61:00.2]:[qedf_execute_tmf:2400]:1: task mgmt command success... [ 984.031088] INFO: task jbd2/dm-15-8:7645 blocked for more than 120 seconds. [ 984.031136] Not tainted 4.18.0-305.el8.x86_64 #1 [ 984.031166] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 984.031209] jbd2/dm-15-8 D 0 7645 2 0x80004080 [ 984.031212] Call Trace: [ 984.031222] __schedule+0x2c4/0x700 [ 984.031230] ? unfreeze_partials.isra.83+0x16e/0x1a0 [ 984.031233] ? bit_wait_timeout+0x90/0x90 [ 984.031235] schedule+0x38/0xa0 [ 984.031238] io_schedule+0x12/0x40 [ 984.031240] bit_wait_io+0xd/0x50 [ 984.031243] __wait_on_bit+0x6c/0x80 [ 984.031248] ? free_buffer_head+0x21/0x50 [ 984.031251] out_of_line_wait_on_bit+0x91/0xb0 [ 984.031257] ? init_wait_var_entry+0x50/0x50 [ 984.031268] jbd2_journal_commit_transaction+0x112e/0x19f0 [jbd2] [ 984.031280] kjournald2+0xbd/0x270 [jbd2] [ 984.031284] ? finish_wait+0x80/0x80 [ 984.031291] ? commit_timeout+0x10/0x10 [jbd2] [ 984.031294] kthread+0x116/0x130 [ 984.031300] ? kthread_flush_work_fn+0x10/0x10 [ 984.031305] ret_from_fork+0x1f/0x40 There was a ref count issue when LOGO is received during TMF. This leads to one of the I/Os hanging with the driver. Fix the ref count.
Severity
No CVSS data available.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-09-10 16:57 UTC
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 69ef2c692510d5154c613569caeeed3c74806231 , < 7cc32ff0cd6c44a3c26de5faecfe8b5546198fad (git)
Affected: 69ef2c692510d5154c613569caeeed3c74806231 , < 87f187e5265bc8e3b38faef8b9db864cdd61dde7 (git)
Affected: 69ef2c692510d5154c613569caeeed3c74806231 , < 6be8eaad75ca73131e2a697f0270dc8ee73814a8 (git)
Affected: 69ef2c692510d5154c613569caeeed3c74806231 , < 7fcbed38503bb34c6e6538b6a9482d1c6bead1e8 (git)
Affected: 69ef2c692510d5154c613569caeeed3c74806231 , < 5239ab63f17cee643bd4bf6addfedebaa7d4f41e (git)
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Linux Linux Affected: 5.2
Unaffected: 0 , < 5.2 (semver)
Unaffected: 5.4.180 , ≤ 5.4.* (semver)
Unaffected: 5.10.101 , ≤ 5.10.* (semver)
Unaffected: 5.15.24 , ≤ 5.15.* (semver)
Unaffected: 5.16.10 , ≤ 5.16.* (semver)
Unaffected: 5.17 , ≤ * (original_commit_for_fix)
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        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qedf: Fix refcount issue when LOGO is received during TMF\n\nHung task call trace was seen during LOGO processing.\n\n[  974.309060] [0000:00:00.0]:[qedf_eh_device_reset:868]: 1:0:2:0: LUN RESET Issued...\n[  974.309065] [0000:00:00.0]:[qedf_initiate_tmf:2422]: tm_flags 0x10 sc_cmd 00000000c16b930f op = 0x2a target_id = 0x2 lun=0\n[  974.309178] [0000:00:00.0]:[qedf_initiate_tmf:2431]: portid=016900 tm_flags =LUN RESET\n[  974.309222] [0000:00:00.0]:[qedf_initiate_tmf:2438]: orig io_req = 00000000ec78df8f xid = 0x180 ref_cnt = 1.\n[  974.309625] host1: rport 016900: Received LOGO request while in state Ready\n[  974.309627] host1: rport 016900: Delete port\n[  974.309642] host1: rport 016900: work event 3\n[  974.309644] host1: rport 016900: lld callback ev 3\n[  974.313243] [0000:61:00.2]:[qedf_execute_tmf:2383]:1: fcport is uploading, not executing flush.\n[  974.313295] [0000:61:00.2]:[qedf_execute_tmf:2400]:1: task mgmt command success...\n[  984.031088] INFO: task jbd2/dm-15-8:7645 blocked for more than 120 seconds.\n[  984.031136]       Not tainted 4.18.0-305.el8.x86_64 #1\n\n[  984.031166] \"echo 0 \u003e /proc/sys/kernel/hung_task_timeout_secs\" disables this message.\n[  984.031209] jbd2/dm-15-8    D    0  7645      2 0x80004080\n[  984.031212] Call Trace:\n[  984.031222]  __schedule+0x2c4/0x700\n[  984.031230]  ? unfreeze_partials.isra.83+0x16e/0x1a0\n[  984.031233]  ? bit_wait_timeout+0x90/0x90\n[  984.031235]  schedule+0x38/0xa0\n[  984.031238]  io_schedule+0x12/0x40\n[  984.031240]  bit_wait_io+0xd/0x50\n[  984.031243]  __wait_on_bit+0x6c/0x80\n[  984.031248]  ? free_buffer_head+0x21/0x50\n[  984.031251]  out_of_line_wait_on_bit+0x91/0xb0\n[  984.031257]  ? init_wait_var_entry+0x50/0x50\n[  984.031268]  jbd2_journal_commit_transaction+0x112e/0x19f0 [jbd2]\n[  984.031280]  kjournald2+0xbd/0x270 [jbd2]\n[  984.031284]  ? finish_wait+0x80/0x80\n[  984.031291]  ? commit_timeout+0x10/0x10 [jbd2]\n[  984.031294]  kthread+0x116/0x130\n[  984.031300]  ? kthread_flush_work_fn+0x10/0x10\n[  984.031305]  ret_from_fork+0x1f/0x40\n\nThere was a ref count issue when LOGO is received during TMF. This leads to\none of the I/Os hanging with the driver. Fix the ref count."
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      "references": [
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          "url": "https://git.kernel.org/stable/c/7cc32ff0cd6c44a3c26de5faecfe8b5546198fad"
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      "title": "scsi: qedf: Fix refcount issue when LOGO is received during TMF",
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    "assignerShortName": "Linux",
    "cveId": "CVE-2022-48823",
    "datePublished": "2024-07-16T11:44:09.303Z",
    "dateReserved": "2024-07-16T11:38:08.902Z",
    "dateUpdated": "2026-08-12T23:57:18.410Z",
    "state": "PUBLISHED"
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      "date": "2026-09-24",
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    "fkie_nvd": {
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qedf: Fix refcount issue when LOGO is received during TMF\n\nHung task call trace was seen during LOGO processing.\n\n[  974.309060] [0000:00:00.0]:[qedf_eh_device_reset:868]: 1:0:2:0: LUN RESET Issued...\n[  974.309065] [0000:00:00.0]:[qedf_initiate_tmf:2422]: tm_flags 0x10 sc_cmd 00000000c16b930f op = 0x2a target_id = 0x2 lun=0\n[  974.309178] [0000:00:00.0]:[qedf_initiate_tmf:2431]: portid=016900 tm_flags =LUN RESET\n[  974.309222] [0000:00:00.0]:[qedf_initiate_tmf:2438]: orig io_req = 00000000ec78df8f xid = 0x180 ref_cnt = 1.\n[  974.309625] host1: rport 016900: Received LOGO request while in state Ready\n[  974.309627] host1: rport 016900: Delete port\n[  974.309642] host1: rport 016900: work event 3\n[  974.309644] host1: rport 016900: lld callback ev 3\n[  974.313243] [0000:61:00.2]:[qedf_execute_tmf:2383]:1: fcport is uploading, not executing flush.\n[  974.313295] [0000:61:00.2]:[qedf_execute_tmf:2400]:1: task mgmt command success...\n[  984.031088] INFO: task jbd2/dm-15-8:7645 blocked for more than 120 seconds.\n[  984.031136]       Not tainted 4.18.0-305.el8.x86_64 #1\n\n[  984.031166] \"echo 0 \u003e /proc/sys/kernel/hung_task_timeout_secs\" disables this message.\n[  984.031209] jbd2/dm-15-8    D    0  7645      2 0x80004080\n[  984.031212] Call Trace:\n[  984.031222]  __schedule+0x2c4/0x700\n[  984.031230]  ? unfreeze_partials.isra.83+0x16e/0x1a0\n[  984.031233]  ? bit_wait_timeout+0x90/0x90\n[  984.031235]  schedule+0x38/0xa0\n[  984.031238]  io_schedule+0x12/0x40\n[  984.031240]  bit_wait_io+0xd/0x50\n[  984.031243]  __wait_on_bit+0x6c/0x80\n[  984.031248]  ? free_buffer_head+0x21/0x50\n[  984.031251]  out_of_line_wait_on_bit+0x91/0xb0\n[  984.031257]  ? init_wait_var_entry+0x50/0x50\n[  984.031268]  jbd2_journal_commit_transaction+0x112e/0x19f0 [jbd2]\n[  984.031280]  kjournald2+0xbd/0x270 [jbd2]\n[  984.031284]  ? finish_wait+0x80/0x80\n[  984.031291]  ? commit_timeout+0x10/0x10 [jbd2]\n[  984.031294]  kthread+0x116/0x130\n[  984.031300]  ? kthread_flush_work_fn+0x10/0x10\n[  984.031305]  ret_from_fork+0x1f/0x40\n\nThere was a ref count issue when LOGO is received during TMF. This leads to\none of the I/Os hanging with the driver. Fix the ref count."
        },
        {
          "lang": "es",
          "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: scsi: qedf: se solucion\u00f3 el problema de recuento cuando se recibe el logotipo durante TMF. Se observ\u00f3 un seguimiento de llamada de tarea colgada durante el procesamiento del logotipo. [ 974.309060] [0000:00:00.0]:[qedf_eh_device_reset:868]: 1:0:2:0: RESET LUN emitido... [ 974.309065] [0000:00:00.0]:[qedf_initiate_tmf:2422]: tm_flags 0x10 sc_cmd 00000000c16b930f op = 0x2a target_id = 0x2 lun=0 [ 974.309178] [0000:00:00.0]:[qedf_initiate_tmf:2431]: portid=016900 tm_flags =LUN RESET [ 974.309222 [0000] :00:00.0]:[qedf_initiate_tmf:2438 ]: orig io_req = 00000000ec78df8f xid = 0x180 ref_cnt = 1. [ 974.309625] host1: informe 016900: Solicitud de logotipo recibida mientras estaba en estado Listo [ 974.309627] host1: informe 016900: Eliminar puerto [ 974.309642] host1: Informe 016900: evento de trabajo 3 [ 974.309644] host1: informe 016900: devoluci\u00f3n de llamada lld ev 3 [ 974.313243] [0000:61:00.2]:[qedf_execute_tmf:2383]:1: fcport se est\u00e1 cargando, no ejecutando descarga. [ 974.313295] [0000:61:00.2]:[qedf_execute_tmf:2400]:1: comando de gesti\u00f3n de tarea exitoso... [ 984.031088] INFORMACI\u00d3N: tarea jbd2/dm-15-8:7645 bloqueada durante m\u00e1s de 120 segundos. [ 984.031136] No contaminado 4.18.0-305.el8.x86_64 #1 [ 984.031166] \"echo 0 \u0026gt; /proc/sys/kernel/hung_task_timeout_secs\" desactiva este mensaje. [ 984.031209] jbd2/dm-15-8 D 0 7645 2 0x80004080 [ 984.031212] Seguimiento de llamadas: [ 984.031222] __schedule+0x2c4/0x700 [ 984.031230] ? unfreeze_partials.isra.83+0x16e/0x1a0 [984.031233]? bit_wait_timeout+0x90/0x90 [ 984.031235] programaci\u00f3n+0x38/0xa0 [ 984.031238] io_schedule+0x12/0x40 [ 984.031240] bit_wait_io+0xd/0x50 [ 984.031243] 80 [984.031248] ? free_buffer_head+0x21/0x50 [ 984.031251] out_of_line_wait_on_bit+0x91/0xb0 [ 984.031257] ? init_wait_var_entry+0x50/0x50 [ 984.031268] jbd2_journal_commit_transaction+0x112e/0x19f0 [jbd2] [ 984.031280] kjournald2+0xbd/0x270 [jbd2] [ 984.031284] ? terminar_esperar+0x80/0x80 [984.031291]? commit_timeout+0x10/0x10 [jbd2] [ 984.031294] kthread+0x116/0x130 [ 984.031300] ? kthread_flush_work_fn+0x10/0x10 [ 984.031305] ret_from_fork+0x1f/0x40 Hubo un problema de recuento de referencias cuando se recibe el logotipo durante TMF. Esto lleva a que una de las E/S se cuelgue con el controlador. Arreglar el recuento de \u00e1rbitros."
        }
      ],
      "id": "CVE-2022-48823",
      "lastModified": "2024-11-21T07:34:09.303",
      "published": "2024-07-16T12:15:06.147",
      "references": [
        {
          "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
          "url": "https://git.kernel.org/stable/c/5239ab63f17cee643bd4bf6addfedebaa7d4f41e"
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            "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qedf: Fix refcount issue when LOGO is received during TMF\n\nHung task call trace was seen during LOGO processing.\n\n[  974.309060] [0000:00:00.0]:[qedf_eh_device_reset:868]: 1:0:2:0: LUN RESET Issued...\n[  974.309065] [0000:00:00.0]:[qedf_initiate_tmf:2422]: tm_flags 0x10 sc_cmd 00000000c16b930f op = 0x2a target_id = 0x2 lun=0\n[  974.309178] [0000:00:00.0]:[qedf_initiate_tmf:2431]: portid=016900 tm_flags =LUN RESET\n[  974.309222] [0000:00:00.0]:[qedf_initiate_tmf:2438]: orig io_req = 00000000ec78df8f xid = 0x180 ref_cnt = 1.\n[  974.309625] host1: rport 016900: Received LOGO request while in state Ready\n[  974.309627] host1: rport 016900: Delete port\n[  974.309642] host1: rport 016900: work event 3\n[  974.309644] host1: rport 016900: lld callback ev 3\n[  974.313243] [0000:61:00.2]:[qedf_execute_tmf:2383]:1: fcport is uploading, not executing flush.\n[  974.313295] [0000:61:00.2]:[qedf_execute_tmf:2400]:1: task mgmt command success...\n[  984.031088] INFO: task jbd2/dm-15-8:7645 blocked for more than 120 seconds.\n[  984.031136]       Not tainted 4.18.0-305.el8.x86_64 #1\n\n[  984.031166] \"echo 0 \u003e /proc/sys/kernel/hung_task_timeout_secs\" disables this message.\n[  984.031209] jbd2/dm-15-8    D    0  7645      2 0x80004080\n[  984.031212] Call Trace:\n[  984.031222]  __schedule+0x2c4/0x700\n[  984.031230]  ? unfreeze_partials.isra.83+0x16e/0x1a0\n[  984.031233]  ? bit_wait_timeout+0x90/0x90\n[  984.031235]  schedule+0x38/0xa0\n[  984.031238]  io_schedule+0x12/0x40\n[  984.031240]  bit_wait_io+0xd/0x50\n[  984.031243]  __wait_on_bit+0x6c/0x80\n[  984.031248]  ? free_buffer_head+0x21/0x50\n[  984.031251]  out_of_line_wait_on_bit+0x91/0xb0\n[  984.031257]  ? init_wait_var_entry+0x50/0x50\n[  984.031268]  jbd2_journal_commit_transaction+0x112e/0x19f0 [jbd2]\n[  984.031280]  kjournald2+0xbd/0x270 [jbd2]\n[  984.031284]  ? finish_wait+0x80/0x80\n[  984.031291]  ? commit_timeout+0x10/0x10 [jbd2]\n[  984.031294]  kthread+0x116/0x130\n[  984.031300]  ? kthread_flush_work_fn+0x10/0x10\n[  984.031305]  ret_from_fork+0x1f/0x40\n\nThere was a ref count issue when LOGO is received during TMF. This leads to\none of the I/Os hanging with the driver. Fix the ref count."
          },
          {
            "lang": "es",
            "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: scsi: qedf: se solucion\u00f3 el problema de recuento cuando se recibe el logotipo durante TMF. Se observ\u00f3 un seguimiento de llamada de tarea colgada durante el procesamiento del logotipo. [ 974.309060] [0000:00:00.0]:[qedf_eh_device_reset:868]: 1:0:2:0: RESET LUN emitido... [ 974.309065] [0000:00:00.0]:[qedf_initiate_tmf:2422]: tm_flags 0x10 sc_cmd 00000000c16b930f op = 0x2a target_id = 0x2 lun=0 [ 974.309178] [0000:00:00.0]:[qedf_initiate_tmf:2431]: portid=016900 tm_flags =LUN RESET [ 974.309222 [0000] :00:00.0]:[qedf_initiate_tmf:2438 ]: orig io_req = 00000000ec78df8f xid = 0x180 ref_cnt = 1. [ 974.309625] host1: informe 016900: Solicitud de logotipo recibida mientras estaba en estado Listo [ 974.309627] host1: informe 016900: Eliminar puerto [ 974.309642] host1: Informe 016900: evento de trabajo 3 [ 974.309644] host1: informe 016900: devoluci\u00f3n de llamada lld ev 3 [ 974.313243] [0000:61:00.2]:[qedf_execute_tmf:2383]:1: fcport se est\u00e1 cargando, no ejecutando descarga. [ 974.313295] [0000:61:00.2]:[qedf_execute_tmf:2400]:1: comando de gesti\u00f3n de tarea exitoso... [ 984.031088] INFORMACI\u00d3N: tarea jbd2/dm-15-8:7645 bloqueada durante m\u00e1s de 120 segundos. [ 984.031136] No contaminado 4.18.0-305.el8.x86_64 #1 [ 984.031166] \"echo 0 \u0026gt; /proc/sys/kernel/hung_task_timeout_secs\" desactiva este mensaje. [ 984.031209] jbd2/dm-15-8 D 0 7645 2 0x80004080 [ 984.031212] Seguimiento de llamadas: [ 984.031222] __schedule+0x2c4/0x700 [ 984.031230] ? unfreeze_partials.isra.83+0x16e/0x1a0 [984.031233]? bit_wait_timeout+0x90/0x90 [ 984.031235] programaci\u00f3n+0x38/0xa0 [ 984.031238] io_schedule+0x12/0x40 [ 984.031240] bit_wait_io+0xd/0x50 [ 984.031243] 80 [984.031248] ? free_buffer_head+0x21/0x50 [ 984.031251] out_of_line_wait_on_bit+0x91/0xb0 [ 984.031257] ? init_wait_var_entry+0x50/0x50 [ 984.031268] jbd2_journal_commit_transaction+0x112e/0x19f0 [jbd2] [ 984.031280] kjournald2+0xbd/0x270 [jbd2] [ 984.031284] ? terminar_esperar+0x80/0x80 [984.031291]? commit_timeout+0x10/0x10 [jbd2] [ 984.031294] kthread+0x116/0x130 [ 984.031300] ? kthread_flush_work_fn+0x10/0x10 [ 984.031305] ret_from_fork+0x1f/0x40 Hubo un problema de recuento de referencias cuando se recibe el logotipo durante TMF. Esto lleva a que una de las E/S se cuelgue con el controlador. Arreglar el recuento de \u00e1rbitros."
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                  "versionType": "git"
                },
                {
                  "lessThan": "7fcbed38503bb34c6e6538b6a9482d1c6bead1e8",
                  "status": "affected",
                  "version": "69ef2c692510d5154c613569caeeed3c74806231",
                  "versionType": "git"
                },
                {
                  "lessThan": "5239ab63f17cee643bd4bf6addfedebaa7d4f41e",
                  "status": "affected",
                  "version": "69ef2c692510d5154c613569caeeed3c74806231",
                  "versionType": "git"
                }
              ]
            },
            {
              "defaultStatus": "affected",
              "product": "Linux",
              "programFiles": [
                "drivers/scsi/qedf/qedf_io.c"
              ],
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "vendor": "Linux",
              "versions": [
                {
                  "status": "affected",
                  "version": "5.2"
                },
                {
                  "lessThan": "5.2",
                  "status": "unaffected",
                  "version": "0",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.4.*",
                  "status": "unaffected",
                  "version": "5.4.180",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.10.*",
                  "status": "unaffected",
                  "version": "5.10.101",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.15.*",
                  "status": "unaffected",
                  "version": "5.15.24",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.16.*",
                  "status": "unaffected",
                  "version": "5.16.10",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "*",
                  "status": "unaffected",
                  "version": "5.17",
                  "versionType": "original_commit_for_fix"
                }
              ]
            }
          ],
          "cpeApplicability": [
            {
              "nodes": [
                {
                  "cpeMatch": [
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.4.180",
                      "versionStartIncluding": "5.2",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.10.101",
                      "versionStartIncluding": "5.2",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.15.24",
                      "versionStartIncluding": "5.2",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.16.10",
                      "versionStartIncluding": "5.2",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.17",
                      "versionStartIncluding": "5.2",
                      "vulnerable": true
                    }
                  ],
                  "negate": false,
                  "operator": "OR"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qedf: Fix refcount issue when LOGO is received during TMF\n\nHung task call trace was seen during LOGO processing.\n\n[  974.309060] [0000:00:00.0]:[qedf_eh_device_reset:868]: 1:0:2:0: LUN RESET Issued...\n[  974.309065] [0000:00:00.0]:[qedf_initiate_tmf:2422]: tm_flags 0x10 sc_cmd 00000000c16b930f op = 0x2a target_id = 0x2 lun=0\n[  974.309178] [0000:00:00.0]:[qedf_initiate_tmf:2431]: portid=016900 tm_flags =LUN RESET\n[  974.309222] [0000:00:00.0]:[qedf_initiate_tmf:2438]: orig io_req = 00000000ec78df8f xid = 0x180 ref_cnt = 1.\n[  974.309625] host1: rport 016900: Received LOGO request while in state Ready\n[  974.309627] host1: rport 016900: Delete port\n[  974.309642] host1: rport 016900: work event 3\n[  974.309644] host1: rport 016900: lld callback ev 3\n[  974.313243] [0000:61:00.2]:[qedf_execute_tmf:2383]:1: fcport is uploading, not executing flush.\n[  974.313295] [0000:61:00.2]:[qedf_execute_tmf:2400]:1: task mgmt command success...\n[  984.031088] INFO: task jbd2/dm-15-8:7645 blocked for more than 120 seconds.\n[  984.031136]       Not tainted 4.18.0-305.el8.x86_64 #1\n\n[  984.031166] \"echo 0 \u003e /proc/sys/kernel/hung_task_timeout_secs\" disables this message.\n[  984.031209] jbd2/dm-15-8    D    0  7645      2 0x80004080\n[  984.031212] Call Trace:\n[  984.031222]  __schedule+0x2c4/0x700\n[  984.031230]  ? unfreeze_partials.isra.83+0x16e/0x1a0\n[  984.031233]  ? bit_wait_timeout+0x90/0x90\n[  984.031235]  schedule+0x38/0xa0\n[  984.031238]  io_schedule+0x12/0x40\n[  984.031240]  bit_wait_io+0xd/0x50\n[  984.031243]  __wait_on_bit+0x6c/0x80\n[  984.031248]  ? free_buffer_head+0x21/0x50\n[  984.031251]  out_of_line_wait_on_bit+0x91/0xb0\n[  984.031257]  ? init_wait_var_entry+0x50/0x50\n[  984.031268]  jbd2_journal_commit_transaction+0x112e/0x19f0 [jbd2]\n[  984.031280]  kjournald2+0xbd/0x270 [jbd2]\n[  984.031284]  ? finish_wait+0x80/0x80\n[  984.031291]  ? commit_timeout+0x10/0x10 [jbd2]\n[  984.031294]  kthread+0x116/0x130\n[  984.031300]  ? kthread_flush_work_fn+0x10/0x10\n[  984.031305]  ret_from_fork+0x1f/0x40\n\nThere was a ref count issue when LOGO is received during TMF. This leads to\none of the I/Os hanging with the driver. Fix the ref count."
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-08-12T23:57:18.410Z",
            "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "shortName": "Linux"
          },
          "references": [
            {
              "url": "https://git.kernel.org/stable/c/7cc32ff0cd6c44a3c26de5faecfe8b5546198fad"
            },
            {
              "url": "https://git.kernel.org/stable/c/87f187e5265bc8e3b38faef8b9db864cdd61dde7"
            },
            {
              "url": "https://git.kernel.org/stable/c/6be8eaad75ca73131e2a697f0270dc8ee73814a8"
            },
            {
              "url": "https://git.kernel.org/stable/c/7fcbed38503bb34c6e6538b6a9482d1c6bead1e8"
            },
            {
              "url": "https://git.kernel.org/stable/c/5239ab63f17cee643bd4bf6addfedebaa7d4f41e"
            }
          ],
          "title": "scsi: qedf: Fix refcount issue when LOGO is received during TMF",
          "x_generator": {
            "engine": "bippy-1.2.0"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "assignerShortName": "Linux",
        "cveId": "CVE-2022-48823",
        "datePublished": "2024-07-16T11:44:09.303Z",
        "dateReserved": "2024-07-16T11:38:08.902Z",
        "dateUpdated": "2026-08-12T23:57:18.410Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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