fkie_cve-2022-50047
Vulnerability from fkie_nvd
Published
2025-06-18 11:15
Modified
2025-06-18 13:47
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6060: prevent crash on an unused port If the port isn't a CPU port nor a user port, 'cpu_dp' is a null pointer and a crash happened on dereferencing it in mv88e6060_setup_port(): [ 9.575872] Unable to handle kernel NULL pointer dereference at virtual address 00000014 ... [ 9.942216] mv88e6060_setup from dsa_register_switch+0x814/0xe84 [ 9.948616] dsa_register_switch from mdio_probe+0x2c/0x54 [ 9.954433] mdio_probe from really_probe.part.0+0x98/0x2a0 [ 9.960375] really_probe.part.0 from driver_probe_device+0x30/0x10c [ 9.967029] driver_probe_device from __device_attach_driver+0xb8/0x13c [ 9.973946] __device_attach_driver from bus_for_each_drv+0x90/0xe0 [ 9.980509] bus_for_each_drv from __device_attach+0x110/0x184 [ 9.986632] __device_attach from bus_probe_device+0x8c/0x94 [ 9.992577] bus_probe_device from deferred_probe_work_func+0x78/0xa8 [ 9.999311] deferred_probe_work_func from process_one_work+0x290/0x73c [ 10.006292] process_one_work from worker_thread+0x30/0x4b8 [ 10.012155] worker_thread from kthread+0xd4/0x10c [ 10.017238] kthread from ret_from_fork+0x14/0x3c
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/246bbf2f977ea36aaf41f5d24370fef433250728
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/92dc64e8f591425ce4dabf7d479ebf6e67fb8853
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cb1753bc689c7a7f94da6eee7efc1ae6d8abb36c
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/dd236b62d25e44ecfa26b0910a12f8d8251aff00
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f3a4b55829617cad2d36fa6524367ef629566ba6
Impacted products
Vendor Product Version


To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: dsa: mv88e6060: prevent crash on an unused port\n\nIf the port isn\u0027t a CPU port nor a user port, \u0027cpu_dp\u0027\nis a null pointer and a crash happened on dereferencing\nit in mv88e6060_setup_port():\n\n[    9.575872] Unable to handle kernel NULL pointer dereference at virtual address 00000014\n...\n[    9.942216]  mv88e6060_setup from dsa_register_switch+0x814/0xe84\n[    9.948616]  dsa_register_switch from mdio_probe+0x2c/0x54\n[    9.954433]  mdio_probe from really_probe.part.0+0x98/0x2a0\n[    9.960375]  really_probe.part.0 from driver_probe_device+0x30/0x10c\n[    9.967029]  driver_probe_device from __device_attach_driver+0xb8/0x13c\n[    9.973946]  __device_attach_driver from bus_for_each_drv+0x90/0xe0\n[    9.980509]  bus_for_each_drv from __device_attach+0x110/0x184\n[    9.986632]  __device_attach from bus_probe_device+0x8c/0x94\n[    9.992577]  bus_probe_device from deferred_probe_work_func+0x78/0xa8\n[    9.999311]  deferred_probe_work_func from process_one_work+0x290/0x73c\n[   10.006292]  process_one_work from worker_thread+0x30/0x4b8\n[   10.012155]  worker_thread from kthread+0xd4/0x10c\n[   10.017238]  kthread from ret_from_fork+0x14/0x3c"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: dsa: mv88e6060: evitar un fallo en un puerto no utilizado Si el puerto no es un puerto de CPU ni un puerto de usuario, \u0027cpu_dp\u0027 es un puntero nulo y se produjo un fallo al desreferenciarlo en mv88e6060_setup_port(): [ 9.575872] No se puede controlar la desreferencia del puntero NULL del kernel en la direcci\u00f3n virtual 00000014 ... [ 9.942216] mv88e6060_setup from dsa_register_switch+0x814/0xe84 [ 9.948616] dsa_register_switch from mdio_probe+0x2c/0x54 [ 9.954433] mdio_probe from really_probe.part.0+0x98/0x2a0 [ 9.960375] really_probe.part.0 from driver_probe_device+0x30/0x10c [ 9.967029] driver_probe_device from __device_attach_driver+0xb8/0x13c [ 9.973946] __device_attach_driver from bus_for_each_drv+0x90/0xe0 [ 9.980509] bus_for_each_drv from __device_attach+0x110/0x184 [ 9.986632] __device_attach from bus_probe_device+0x8c/0x94 [ 9.992577] bus_probe_device from deferred_probe_work_func+0x78/0xa8 [ 9.999311] deferred_probe_work_func from process_one_work+0x290/0x73c [ 10.006292] process_one_work from worker_thread+0x30/0x4b8 [ 10.012155] worker_thread from kthread+0xd4/0x10c [ 10.017238] kthread from ret_from_fork+0x14/0x3c"
    }
  ],
  "id": "CVE-2022-50047",
  "lastModified": "2025-06-18T13:47:40.833",
  "metrics": {},
  "published": "2025-06-18T11:15:33.280",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/246bbf2f977ea36aaf41f5d24370fef433250728"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/92dc64e8f591425ce4dabf7d479ebf6e67fb8853"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/cb1753bc689c7a7f94da6eee7efc1ae6d8abb36c"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/dd236b62d25e44ecfa26b0910a12f8d8251aff00"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/f3a4b55829617cad2d36fa6524367ef629566ba6"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.