fkie_cve-2022-49751
Vulnerability from fkie_nvd
Published
2025-03-27 17:15
Modified
2025-10-01 20:17
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/190b5c3bbd5df685bb1063bda048831d72b8f1d4Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/216f35db6ec6a667cd9db4838d657c1d2f4684daPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/276052159ba94d4d9f5b453fb4707d6798c6b845Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/36225a7c72e9e3e1ce4001b6ce72849f5c9a2d3bPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/89c62cee5d4d65ac75d99b5f986f7f94290e888fPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bccd6df4c177b1ad766f16565ccc298653d027d0Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cfc7462ff824ed6718ed0272ee9aae88e20d469aPatch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel 6.2
linux linux_kernel 6.2
linux linux_kernel 6.2
linux linux_kernel 6.2


To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nw1: fix WARNING after calling w1_process()\n\nI got the following WARNING message while removing driver(ds2482):\n\n------------[ cut here ]------------\ndo not call blocking ops when !TASK_RUNNING; 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."
    },
    {
      "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(), config\u00farelo en TASK_RUNNING cuando salga del bucle para evitar la advertencia."
    }
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  "id": "CVE-2022-49751",
  "lastModified": "2025-10-01T20:17:09.927",
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          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
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          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
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          "scope": "UNCHANGED",
          "userInteraction": "NONE",
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      "source": "nvd@nist.gov",
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}


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