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

Vulnerability from cvelistv5 – Published: 2024-07-16 11:44 – Updated: 2025-07-28 11:16
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.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 61d8658b4a435eac729966cc94cdda077a8df5cd , < 7cc32ff0cd6c44a3c26de5faecfe8b5546198fad (git)
Affected: 61d8658b4a435eac729966cc94cdda077a8df5cd , < 87f187e5265bc8e3b38faef8b9db864cdd61dde7 (git)
Affected: 61d8658b4a435eac729966cc94cdda077a8df5cd , < 6be8eaad75ca73131e2a697f0270dc8ee73814a8 (git)
Affected: 61d8658b4a435eac729966cc94cdda077a8df5cd , < 7fcbed38503bb34c6e6538b6a9482d1c6bead1e8 (git)
Affected: 61d8658b4a435eac729966cc94cdda077a8df5cd , < 5239ab63f17cee643bd4bf6addfedebaa7d4f41e (git)
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    Linux Linux Affected: 4.11
Unaffected: 0 , < 4.11 (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)
Create a notification for this product.
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\"https://git.kernel.org/stable/c/5239ab63f17cee643bd4bf6addfedebaa7d4f41e\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"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.\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.4.180\", \"versionStartIncluding\": \"4.11\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.10.101\", \"versionStartIncluding\": \"4.11\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.24\", \"versionStartIncluding\": \"4.11\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.16.10\", \"versionStartIncluding\": \"4.11\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.17\", \"versionStartIncluding\": \"4.11\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2025-07-28T11:16:23.569Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2022-48823\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-07-28T11:16:23.569Z\", \"dateReserved\": \"2024-07-16T11:38:08.902Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-07-16T11:44:09.303Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.