cve-2022-48942
Vulnerability from cvelistv5
Published
2024-08-22 03:30
Modified
2024-11-04 12:19
Severity ?
Summary
hwmon: Handle failure to register sensor with thermal zone correctly
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1b5f517cca36292076d9e38fa6e33a257703e62ePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7efe8499cb90651c540753f4269d2d43ede14223Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8a1969e14ad93663f9a3ed02ccc2138da9956a0ePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/962b2a3188bfa5388756ffbc47dfa5ff59cb8011Patch
Impacted products
Vendor Product Version
Linux Linux Version: 5.8
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-48942",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-10T15:33:12.509402Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-12T17:33:10.867Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/hwmon/hwmon.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "962b2a3188bf",
              "status": "affected",
              "version": "1597b374af22",
              "versionType": "git"
            },
            {
              "lessThan": "7efe8499cb90",
              "status": "affected",
              "version": "1597b374af22",
              "versionType": "git"
            },
            {
              "lessThan": "8a1969e14ad9",
              "status": "affected",
              "version": "1597b374af22",
              "versionType": "git"
            },
            {
              "lessThan": "1b5f517cca36",
              "status": "affected",
              "version": "1597b374af22",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/hwmon/hwmon.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.8"
            },
            {
              "lessThan": "5.8",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.103",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.26",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.16.*",
              "status": "unaffected",
              "version": "5.16.12",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.17",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: Handle failure to register sensor with thermal zone correctly\n\nIf an attempt is made to a sensor with a thermal zone and it fails,\nthe call to devm_thermal_zone_of_sensor_register() may return -ENODEV.\nThis may result in crashes similar to the following.\n\nUnable to handle kernel NULL pointer dereference at virtual address 00000000000003cd\n...\nInternal error: Oops: 96000021 [#1] PREEMPT SMP\n...\npstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\npc : mutex_lock+0x18/0x60\nlr : thermal_zone_device_update+0x40/0x2e0\nsp : ffff800014c4fc60\nx29: ffff800014c4fc60 x28: ffff365ee3f6e000 x27: ffffdde218426790\nx26: ffff365ee3f6e000 x25: 0000000000000000 x24: ffff365ee3f6e000\nx23: ffffdde218426870 x22: ffff365ee3f6e000 x21: 00000000000003cd\nx20: ffff365ee8bf3308 x19: ffffffffffffffed x18: 0000000000000000\nx17: ffffdde21842689c x16: ffffdde1cb7a0b7c x15: 0000000000000040\nx14: ffffdde21a4889a0 x13: 0000000000000228 x12: 0000000000000000\nx11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000\nx8 : 0000000001120000 x7 : 0000000000000001 x6 : 0000000000000000\nx5 : 0068000878e20f07 x4 : 0000000000000000 x3 : 00000000000003cd\nx2 : ffff365ee3f6e000 x1 : 0000000000000000 x0 : 00000000000003cd\nCall trace:\n mutex_lock+0x18/0x60\n hwmon_notify_event+0xfc/0x110\n 0xffffdde1cb7a0a90\n 0xffffdde1cb7a0b7c\n irq_thread_fn+0x2c/0xa0\n irq_thread+0x134/0x240\n kthread+0x178/0x190\n ret_from_fork+0x10/0x20\nCode: d503201f d503201f d2800001 aa0103e4 (c8e47c02)\n\nJon Hunter reports that the exact call sequence is:\n\nhwmon_notify_event()\n  --\u003e hwmon_thermal_notify()\n    --\u003e thermal_zone_device_update()\n      --\u003e update_temperature()\n        --\u003e mutex_lock()\n\nThe hwmon core needs to handle all errors returned from calls\nto devm_thermal_zone_of_sensor_register(). If the call fails\nwith -ENODEV, report that the sensor was not attached to a\nthermal zone  but continue to register the hwmon device."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-04T12:19:36.478Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/962b2a3188bfa5388756ffbc47dfa5ff59cb8011"
        },
        {
          "url": "https://git.kernel.org/stable/c/7efe8499cb90651c540753f4269d2d43ede14223"
        },
        {
          "url": "https://git.kernel.org/stable/c/8a1969e14ad93663f9a3ed02ccc2138da9956a0e"
        },
        {
          "url": "https://git.kernel.org/stable/c/1b5f517cca36292076d9e38fa6e33a257703e62e"
        }
      ],
      "title": "hwmon: Handle failure to register sensor with thermal zone correctly",
      "x_generator": {
        "engine": "bippy-9e1c9544281a"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-48942",
    "datePublished": "2024-08-22T03:30:12.812Z",
    "dateReserved": "2024-08-22T01:27:53.623Z",
    "dateUpdated": "2024-11-04T12:19:36.478Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-48942\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-08-22T04:15:18.953\",\"lastModified\":\"2024-08-22T18:25:14.867\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nhwmon: Handle failure to register sensor with thermal zone correctly\\n\\nIf an attempt is made to a sensor with a thermal zone and it fails,\\nthe call to devm_thermal_zone_of_sensor_register() may return -ENODEV.\\nThis may result in crashes similar to the following.\\n\\nUnable to handle kernel NULL pointer dereference at virtual address 00000000000003cd\\n...\\nInternal error: Oops: 96000021 [#1] PREEMPT SMP\\n...\\npstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\\npc : mutex_lock+0x18/0x60\\nlr : thermal_zone_device_update+0x40/0x2e0\\nsp : ffff800014c4fc60\\nx29: ffff800014c4fc60 x28: ffff365ee3f6e000 x27: ffffdde218426790\\nx26: ffff365ee3f6e000 x25: 0000000000000000 x24: ffff365ee3f6e000\\nx23: ffffdde218426870 x22: ffff365ee3f6e000 x21: 00000000000003cd\\nx20: ffff365ee8bf3308 x19: ffffffffffffffed x18: 0000000000000000\\nx17: ffffdde21842689c x16: ffffdde1cb7a0b7c x15: 0000000000000040\\nx14: ffffdde21a4889a0 x13: 0000000000000228 x12: 0000000000000000\\nx11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000\\nx8 : 0000000001120000 x7 : 0000000000000001 x6 : 0000000000000000\\nx5 : 0068000878e20f07 x4 : 0000000000000000 x3 : 00000000000003cd\\nx2 : ffff365ee3f6e000 x1 : 0000000000000000 x0 : 00000000000003cd\\nCall trace:\\n mutex_lock+0x18/0x60\\n hwmon_notify_event+0xfc/0x110\\n 0xffffdde1cb7a0a90\\n 0xffffdde1cb7a0b7c\\n irq_thread_fn+0x2c/0xa0\\n irq_thread+0x134/0x240\\n kthread+0x178/0x190\\n ret_from_fork+0x10/0x20\\nCode: d503201f d503201f d2800001 aa0103e4 (c8e47c02)\\n\\nJon Hunter reports that the exact call sequence is:\\n\\nhwmon_notify_event()\\n  --\u003e hwmon_thermal_notify()\\n    --\u003e thermal_zone_device_update()\\n      --\u003e update_temperature()\\n        --\u003e mutex_lock()\\n\\nThe hwmon core needs to handle all errors returned from calls\\nto devm_thermal_zone_of_sensor_register(). If the call fails\\nwith -ENODEV, report that the sensor was not attached to a\\nthermal zone  but continue to register the hwmon device.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: hwmon: Maneja la falla al registrar correctamente el sensor con zona t\u00e9rmica. Si se intenta acceder a un sensor con zona t\u00e9rmica y falla, la llamada a devm_thermal_zone_of_sensor_register() puede devolver -ENODEV. Esto puede provocar fallos similares a los siguientes. No se puede manejar la desreferencia del puntero NULL del kernel en la direcci\u00f3n virtual 00000000000003cd... Error interno: Ups: 96000021 [#1] PREEMPT SMP... pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc: mutex_lock+0x18/0x60 lr: Thermal_zone_device_update+0x40/0x2e0 sp: ffff800014c4fc60 x29: ffff800014c4fc60 x28: ffff365ee3f6e000 x27: ffffdde218426790 x26: f6e000 x25: 0000000000000000 x24: ffff365ee3f6e000 x23: ffffdde218426870 x22: ffff365ee3f6e000 x21: 00000000000003cd x20: ffff365ee8bf3308 ffffffffffffffff x18: 0000000000000000 x17: ffffdde21842689c x16: ffffdde1cb7a0b7c x15: 0000000000000040 x14: ffffdde21a4889a0 x13: 0000000000000228 x12: 00000000000000 x11: 0000000000000000 x10: 0000000000000000 x9: 0000000000000000 x8: 0000000001120000 x7: 0000000000000001 x6: 0000 000000000000 x5: 0068000878e20f07 x4: 0000000000000000 x3: 00000000000003cd x2: ffff365ee3f6e000 x1: 0000000000000000 x0: 00000000000003cd Rastreo de llamadas: mutex_lock+0x18/0x60 hwmon_notify_event+0xfc/0x110 0xffffdde1cb7a0a90 0xffffdde1cb7a0b7c thread_fn+0x2c/0xa0 irq_thread+0x134/0x240 kthread+0x178/0x190 ret_from_fork+0x10/0x20 C\u00f3digo: d503201f d503201f d2800001 aa0103e4 (c8e47c02 ) Jon Hunter informa que la secuencia de llamada exacta es: hwmon_notify_event() --\u0026gt; hwmon_thermal_notify() --\u0026gt; Thermal_zone_device_update() --\u0026gt; update_temperature() --\u0026gt; mutex_lock() El n\u00facleo de hwmon necesita manejar todos los errores devueltos por las llamadas a devm_thermal_zone_of_sensor_register(). Si la llamada falla con -ENODEV, informe que el sensor no estaba conectado a una zona t\u00e9rmica pero contin\u00fae registrando el dispositivo hwmon.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.8\",\"versionEndExcluding\":\"5.10.103\",\"matchCriteriaId\":\"D8C41B9F-E0FA-4DF6-A35F-596B525A72A6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.26\",\"matchCriteriaId\":\"9AB342AE-A62E-4947-A6EA-511453062B2B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"5.16.12\",\"matchCriteriaId\":\"C76BAB21-7F23-4AD8-A25F-CA7B262A2698\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/1b5f517cca36292076d9e38fa6e33a257703e62e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/7efe8499cb90651c540753f4269d2d43ede14223\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/8a1969e14ad93663f9a3ed02ccc2138da9956a0e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/962b2a3188bfa5388756ffbc47dfa5ff59cb8011\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}


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