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CVE-2022-49528

Estado: AnalizadaMedia (5.5)—

In the Linux kernel, the following vulnerability has been resolved:

media: i2c: dw9714: Disable the regulator when the driver fails to probe

When the driver fails to probe, we will get the following splat:

Fix this by disabling the regulator in error handling.

Detalles técnicos trazas, registros y código del informe original
[   59.305988] ------------[ cut here ]------------
[   59.306417] WARNING: CPU: 2 PID: 395 at drivers/regulator/core.c:2257 _regulator_put+0x3ec/0x4e0
[   59.310345] RIP: 0010:_regulator_put+0x3ec/0x4e0
[   59.318362] Call Trace:
[   59.318582]  <TASK>
[   59.318765]  regulator_put+0x1f/0x30
[   59.319058]  devres_release_group+0x319/0x3d0
[   59.319420]  i2c_device_probe+0x766/0x940

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Linux — Linux Kernel

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2022-49528",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "932de2cd49943faf03b2c99eaebcd30c402bed0c",
              "lessThan": "fa83ea1de5b3efd87fe01408d5db1fd2ff4767fa",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "932de2cd49943faf03b2c99eaebcd30c402bed0c",
              "lessThan": "02276e18defa2fccf16413b44440277d98c2b1ea",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "drivers/media/i2c/dw9714.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.18"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "5.18",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "5.18.3",
              "versionType": "semver",
              "lessThanOrEqual": "5.18.*"
            },
            {
              "status": "unaffected",
              "version": "5.19",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "drivers/media/i2c/dw9714.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2025-02-26T07:01:28.780",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/02276e18defa2fccf16413b44440277d98c2b1ea",
      "tags": [
        "Patch"
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/fa83ea1de5b3efd87fe01408d5db1fd2ff4767fa",
      "tags": [
        "Patch"
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: i2c: dw9714: Disable the regulator when the driver fails to probe\n\nWhen the driver fails to probe, we will get the following splat:\n\n[   59.305988] ------------[ cut here ]------------\n[   59.306417] WARNING: CPU: 2 PID: 395 at drivers/regulator/core.c:2257 _regulator_put+0x3ec/0x4e0\n[   59.310345] RIP: 0010:_regulator_put+0x3ec/0x4e0\n[   59.318362] Call Trace:\n[   59.318582]  <TASK>\n[   59.318765]  regulator_put+0x1f/0x30\n[   59.319058]  devres_release_group+0x319/0x3d0\n[   59.319420]  i2c_device_probe+0x766/0x940\n\nFix this by disabling the regulator in error handling."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: media: i2c: dw9714: Deshabilitar el regulador cuando el controlador no realiza la prueba Cuando el controlador no realiza la prueba, obtendremos el siguiente splat: [ 59.305988] ------------[ cut here ]------------ [ 59.306417] WARNING: CPU: 2 PID: 395 at drivers/regulator/core.c:2257 _regulator_put+0x3ec/0x4e0 [ 59.310345] RIP: 0010:_regulator_put+0x3ec/0x4e0 [ 59.318362] Call Trace: [ 59.318582]  [ 59.318765] regulator_put+0x1f/0x30 [ 59.319058] devres_release_group+0x319/0x3d0 [ 59.319420] i2c_device_probe+0x766/0x940  Solucione esto deshabilitando el regulador en la gestión de errores."
    }
  ],
  "lastModified": "2026-08-15T13:17:25.510",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9F69CCB9-5F35-4E74-A533-B50FD5B16802",
              "versionEndExcluding": "5.18.3",
              "versionStartIncluding": "4.13"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}