CVE-2022-48823

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2024-07-16. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
25(Track)
EG Risk 25/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity55% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
21%
KEV
Not listed

Published

July 16, 2024

Last Modified

August 13, 2026

Advisory Details (5)

Auto-updated Aug 13, 2026
No patch confirmed yet.
generic

scsi: qedf: Fix refcount issue when LOGO is received during TMF - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/5239ab63f17cee643bd4bf6addfedebaa7d4f41e
generic

scsi: qedf: Fix refcount issue when LOGO is received during TMF - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/7fcbed38503bb34c6e6538b6a9482d1c6bead1e8
generic

scsi: qedf: Fix refcount issue when LOGO is received during TMF - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/6be8eaad75ca73131e2a697f0270dc8ee73814a8
generic

scsi: qedf: Fix refcount issue when LOGO is received during TMF - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/87f187e5265bc8e3b38faef8b9db864cdd61dde7
generic

scsi: qedf: Fix refcount issue when LOGO is received during TMF - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/7cc32ff0cd6c44a3c26de5faecfe8b5546198fad

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
linuxKernel @ 5.4.180—osv

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
linux5.10.103-1~bpo10+1 ... 5.10.92-2 (9 versions)5.10.103-1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
linux—5.16.10-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux—5.16.10-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux—5.16.10-1—

Data Freshness Timeline

(refreshed 4× in last 7d / 22× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 161 total refreshes for this CVE.

  1. 2026-09-20 20:13 UTCEPSS rescore
  2. 2026-09-17 12:20 UTCOSV refresh
  3. 2026-09-16 14:05 UTCEPSS rescore
  4. 2026-09-16 05:11 UTCEPSS rescore
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  17. 2026-08-30 19:15 UTCEPSS rescore
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  19. 2026-08-29 12:43 UTCOSV refresh
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  1. 2026-08-19 17:01 UTCEPSS rescore
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  3. 2026-08-17 13:44 UTCEPSS rescore
  4. 2026-08-16 14:53 UTCEPSS rescore
  5. 2026-08-16 02:12 UTCEPSS rescore
  6. 2026-08-15 01:27 UTCEPSS rescore
  7. 2026-08-13 21:58 UTCEPSS rescore
  8. 2026-08-13 00:23 UTCGHSA enrichment
  9. 2026-08-13 00:06 UTCEG score recompute
  10. 2026-08-13 00:06 UTCGHSA enrichment
  11. 2026-08-12 13:48 UTCEPSS rescore
  12. 2026-08-09 13:44 UTCEPSS rescore
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  22. 2026-08-01 04:13 UTCEPSS rescore
  23. 2026-08-01 04:13 UTCEPSS rescore
  24. 2026-07-31 18:42 UTCOSV refresh
  25. 2026-07-30 16:25 UTCEPSS rescore
  26. 2026-07-30 01:28 UTCEPSS rescore
  27. 2026-07-28 15:34 UTCEPSS rescore
  28. 2026-07-26 14:52 UTCEPSS rescore
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  30. 2026-07-25 14:16 UTCEPSS rescore
  31. 2026-07-24 14:15 UTCEPSS rescore
  32. 2026-07-23 14:16 UTCEPSS rescore
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  34. 2026-07-23 02:16 UTCEG score recompute
  35. 2026-07-22 23:03 UTCEG score recompute
  36. 2026-07-22 14:06 UTCEPSS rescore
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  40. 2026-07-20 17:05 UTCEPSS rescore
  41. 2026-07-19 14:29 UTCEPSS rescore
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  43. 2026-07-19 02:27 UTCEPSS rescore
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  45. 2026-07-18 10:03 UTCEPSS rescore
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  47. 2026-07-16 17:00 UTCEPSS rescore
  48. 2026-07-15 16:56 UTCEPSS rescore
  49. 2026-07-15 16:56 UTCEPSS rescore
  50. 2026-07-15 01:58 UTCEPSS rescore
  51. 2026-07-15 01:58 UTCEPSS rescore
  52. 2026-07-14 01:55 UTCOSV refresh
  53. 2026-07-13 22:28 UTCEPSS rescore
  54. 2026-07-13 22:28 UTCEPSS rescore
  55. 2026-07-13 06:11 UTCEPSS rescore
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  60. 2026-07-09 19:08 UTCEPSS rescore
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  65. 2026-07-04 06:29 UTCEPSS rescore
  66. 2026-07-01 15:04 UTCEPSS rescore
  67. 2026-06-30 23:21 UTCEPSS rescore
  68. 2026-06-30 23:20 UTCEPSS rescore
  69. 2026-06-29 14:04 UTCEPSS rescore
  70. 2026-06-28 14:06 UTCEPSS rescore
  71. 2026-06-28 04:54 UTCEPSS rescore
  72. 2026-06-28 04:54 UTCEPSS rescore
  73. 2026-06-27 03:07 UTCEPSS rescore
  74. 2026-06-27 03:07 UTCEPSS rescore
  75. 2026-06-25 23:16 UTCOSV refresh

Related CVEs(same product)

Frequently asked(5)

What is CVE-2022-48823?
CVE-2022-48823 is a medium vulnerability published on July 16, 2024. 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]:[qedfehdevice_reset:868]: 1:0:2:0: LUN RESET Issued... [ 974.309065]…
When was CVE-2022-48823 disclosed?
CVE-2022-48823 was first published in the National Vulnerability Database on July 16, 2024, with the most recent update on August 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-48823 actively exploited?
CVE-2022-48823 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 78.9% of all scored CVEs.
What is the CVSS score of CVE-2022-48823?
CVE-2022-48823 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2022-48823?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-48823, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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