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CVE-2022-49751 (GCVE-0-2022-49751)

Vulnerability from cvelistv5 – Published: 2025-03-27 16:42 – Updated: 2026-05-11 19:06
VLAI
Title
w1: fix WARNING after calling w1_process()
Summary
In the Linux kernel, the following vulnerability has been resolved: w1: fix WARNING after calling w1_process() I got the following WARNING message while removing driver(ds2482): ------------[ cut here ]------------ do not call blocking ops when !TASK_RUNNING; state=1 set at [<000000002d50bfb6>] w1_process+0x9e/0x1d0 [wire] WARNING: CPU: 0 PID: 262 at kernel/sched/core.c:9817 __might_sleep+0x98/0xa0 CPU: 0 PID: 262 Comm: w1_bus_master1 Tainted: G N 6.1.0-rc3+ #307 RIP: 0010:__might_sleep+0x98/0xa0 Call Trace: exit_signals+0x6c/0x550 do_exit+0x2b4/0x17e0 kthread_exit+0x52/0x60 kthread+0x16d/0x1e0 ret_from_fork+0x1f/0x30 The state of task is set to TASK_INTERRUPTIBLE in loop in w1_process(), set it to TASK_RUNNING when it breaks out of the loop to avoid the warning.
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-10-01 19:24 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 3c52e4e627896b42152cc6ff98216c302932227e , < 190b5c3bbd5df685bb1063bda048831d72b8f1d4 (git)
Affected: 3c52e4e627896b42152cc6ff98216c302932227e , < bccd6df4c177b1ad766f16565ccc298653d027d0 (git)
Affected: 3c52e4e627896b42152cc6ff98216c302932227e , < 276052159ba94d4d9f5b453fb4707d6798c6b845 (git)
Affected: 3c52e4e627896b42152cc6ff98216c302932227e , < 216f35db6ec6a667cd9db4838d657c1d2f4684da (git)
Affected: 3c52e4e627896b42152cc6ff98216c302932227e , < 89c62cee5d4d65ac75d99b5f986f7f94290e888f (git)
Affected: 3c52e4e627896b42152cc6ff98216c302932227e , < cfc7462ff824ed6718ed0272ee9aae88e20d469a (git)
Affected: 3c52e4e627896b42152cc6ff98216c302932227e , < 36225a7c72e9e3e1ce4001b6ce72849f5c9a2d3b (git)
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Linux Linux Affected: 2.6.28
Unaffected: 0 , < 2.6.28 (semver)
Unaffected: 4.14.305 , ≤ 4.14.* (semver)
Unaffected: 4.19.272 , ≤ 4.19.* (semver)
Unaffected: 5.4.231 , ≤ 5.4.* (semver)
Unaffected: 5.10.166 , ≤ 5.10.* (semver)
Unaffected: 5.15.91 , ≤ 5.15.* (semver)
Unaffected: 6.1.9 , ≤ 6.1.* (semver)
Unaffected: 6.2 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
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task is set to TASK_INTERRUPTIBLE in loop in w1_process(),\\nset it to TASK_RUNNING when it breaks out of the loop to avoid the\\nwarning.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: w1: corregir ADVERTENCIA despu\u00e9s de llamar a w1_process() Recib\u00ed el siguiente mensaje de ADVERTENCIA al eliminar el controlador (ds2482): ------------[ cortar aqu\u00ed ]------------ no llamar a operaciones de bloqueo cuando !TASK_RUNNING; estado=1 establecido en [\u0026lt;000000002d50bfb6\u0026gt;] w1_process+0x9e/0x1d0 [wire] ADVERTENCIA: CPU: 0 PID: 262 en kernel/sched/core.c:9817 __might_sleep+0x98/0xa0 CPU: 0 PID: 262 Comm: w1_bus_master1 Contaminado: GN 6.1.0-rc3+ #307 RIP: 0010:__might_sleep+0x98/0xa0 Rastreo de llamadas: exit_signals+0x6c/0x550 do_exit+0x2b4/0x17e0 kthread_exit+0x52/0x60 kthread+0x16d/0x1e0 ret_from_fork+0x1f/0x30 El estado de la tarea est\u00e1 establecido en TASK_INTERRUPTIBLE en bucle en w1_process(), 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    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-06-30T10:26:17+00:00",
      "cve": "CVE-2022-49751",
      "id": "CVE-2022-49751",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "274",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: w1: fix WARNING after calling w1_process()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-49751.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-03T16:58:26Z",
      "cve": "CVE-2022-49751",
      "id": "CVE-2022-49751",
      "initial_release_date": "2025-03-28T03:40:50Z",
      "product_status:known_affected": "534",
      "product_status:known_not_affected": "125",
      "product_status:recommended": "245",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-49751",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-49751.json",
      "version": "43"
    },
    "vulnrichment": {
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state=1 set at [\u003c000000002d50bfb6\u003e] w1_process+0x9e/0x1d0 [wire]\\nWARNING: CPU: 0 PID: 262 at kernel/sched/core.c:9817 __might_sleep+0x98/0xa0\\nCPU: 0 PID: 262 Comm: w1_bus_master1 Tainted: G                 N 6.1.0-rc3+ #307\\nRIP: 0010:__might_sleep+0x98/0xa0\\nCall Trace:\\n exit_signals+0x6c/0x550\\n do_exit+0x2b4/0x17e0\\n kthread_exit+0x52/0x60\\n kthread+0x16d/0x1e0\\n ret_from_fork+0x1f/0x30\\n\\nThe state of task is set to TASK_INTERRUPTIBLE in loop in w1_process(),\\nset it to TASK_RUNNING when it breaks out of the loop to avoid the\\nwarning.\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.14.305\", \"versionStartIncluding\": \"2.6.28\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.19.272\", \"versionStartIncluding\": \"2.6.28\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.4.231\", \"versionStartIncluding\": \"2.6.28\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.10.166\", \"versionStartIncluding\": \"2.6.28\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.91\", \"versionStartIncluding\": \"2.6.28\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.1.9\", \"versionStartIncluding\": \"2.6.28\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.2\", \"versionStartIncluding\": \"2.6.28\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2025-05-04T08:44:36.457Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2022-49751\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-10-01T19:26:35.897Z\", \"dateReserved\": \"2025-03-27T16:39:17.988Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2025-03-27T16:42:59.669Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • 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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.