FKIE_CVE-2022-48772

Vulnerability from fkie_nvd - Published: 2024-06-25 15:15 - Updated: 2026-06-17 05:16
Severity
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: media: lgdt3306a: Add a check against null-pointer-def The driver should check whether the client provides the platform_data. The following log reveals it: [ 29.610324] BUG: KASAN: null-ptr-deref in kmemdup+0x30/0x40 [ 29.610730] Read of size 40 at addr 0000000000000000 by task bash/414 [ 29.612820] Call Trace: [ 29.613030] <TASK> [ 29.613201] dump_stack_lvl+0x56/0x6f [ 29.613496] ? kmemdup+0x30/0x40 [ 29.613754] print_report.cold+0x494/0x6b7 [ 29.614082] ? kmemdup+0x30/0x40 [ 29.614340] kasan_report+0x8a/0x190 [ 29.614628] ? kmemdup+0x30/0x40 [ 29.614888] kasan_check_range+0x14d/0x1d0 [ 29.615213] memcpy+0x20/0x60 [ 29.615454] kmemdup+0x30/0x40 [ 29.615700] lgdt3306a_probe+0x52/0x310 [ 29.616339] i2c_device_probe+0x951/0xa90
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/526238d32c3acc3d597fd8c9a34652bfe9086ceaPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8915dcd29a82096acacf54364a8425363782aea0Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8e1e00718d0d9dd83337300572561e30b9c0d115Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c1115ddbda9c930fba0fdd062e7a8873ebaf898dPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/526238d32c3acc3d597fd8c9a34652bfe9086ceaPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/8915dcd29a82096acacf54364a8425363782aea0Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/8e1e00718d0d9dd83337300572561e30b9c0d115Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/c1115ddbda9c930fba0fdd062e7a8873ebaf898dPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/media/dvb-frontends/lgdt3306a.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "8915dcd29a82096acacf54364a8425363782aea0",
              "status": "affected",
              "version": "4f75189024f4186a7ff9d56f4a8cb690774412ec",
              "versionType": "git"
            },
            {
              "lessThan": "b479fd59a1f4a342b69fce34f222d93bf791dca4",
              "status": "affected",
              "version": "4f75189024f4186a7ff9d56f4a8cb690774412ec",
              "versionType": "git"
            },
            {
              "lessThan": "526238d32c3acc3d597fd8c9a34652bfe9086cea",
              "status": "affected",
              "version": "4f75189024f4186a7ff9d56f4a8cb690774412ec",
              "versionType": "git"
            },
            {
              "lessThan": "d082757b8359201c3864323cea4b91ea30a1e676",
              "status": "affected",
              "version": "4f75189024f4186a7ff9d56f4a8cb690774412ec",
              "versionType": "git"
            },
            {
              "lessThan": "7d12e918f2994c883f41f22552a61b9310fa1e87",
              "status": "affected",
              "version": "4f75189024f4186a7ff9d56f4a8cb690774412ec",
              "versionType": "git"
            },
            {
              "lessThan": "8e1e00718d0d9dd83337300572561e30b9c0d115",
              "status": "affected",
              "version": "4f75189024f4186a7ff9d56f4a8cb690774412ec",
              "versionType": "git"
            },
            {
              "lessThan": "c1115ddbda9c930fba0fdd062e7a8873ebaf898d",
              "status": "affected",
              "version": "4f75189024f4186a7ff9d56f4a8cb690774412ec",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/media/dvb-frontends/lgdt3306a.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.11"
            },
            {
              "lessThan": "4.11",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.278",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.219",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.161",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.94",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.34",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.9.*",
              "status": "unaffected",
              "version": "6.9.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.10",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2B755DA3-6492-4165-BE2F-55FB23D6D019",
              "versionEndExcluding": "5.4.278",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E9063AF3-D593-43B7-810D-58B87F82F9F9",
              "versionEndExcluding": "5.10.219",
              "versionStartIncluding": "5.5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "31130639-53FE-4726-8986-434EE2528CB2",
              "versionEndExcluding": "5.15.161",
              "versionStartIncluding": "5.11",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "9D20DE32-76F8-4E4C-A8DF-5B53082D18E5",
              "versionEndExcluding": "6.1.94",
              "versionStartIncluding": "5.16",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6BD9DCFD-0342-4039-B8CE-70F26DB7173B",
              "versionEndExcluding": "6.6.34",
              "versionStartIncluding": "6.2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8366481F-770F-4850-9D0F-2977BD97D5C5",
              "versionEndExcluding": "6.9.5",
              "versionStartIncluding": "6.7",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: lgdt3306a: Add a check against null-pointer-def\n\nThe driver should check whether the client provides the platform_data.\n\nThe following log reveals it:\n\n[   29.610324] BUG: KASAN: null-ptr-deref in kmemdup+0x30/0x40\n[   29.610730] Read of size 40 at addr 0000000000000000 by task bash/414\n[   29.612820] Call Trace:\n[   29.613030]  \u003cTASK\u003e\n[   29.613201]  dump_stack_lvl+0x56/0x6f\n[   29.613496]  ? kmemdup+0x30/0x40\n[   29.613754]  print_report.cold+0x494/0x6b7\n[   29.614082]  ? kmemdup+0x30/0x40\n[   29.614340]  kasan_report+0x8a/0x190\n[   29.614628]  ? kmemdup+0x30/0x40\n[   29.614888]  kasan_check_range+0x14d/0x1d0\n[   29.615213]  memcpy+0x20/0x60\n[   29.615454]  kmemdup+0x30/0x40\n[   29.615700]  lgdt3306a_probe+0x52/0x310\n[   29.616339]  i2c_device_probe+0x951/0xa90"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: medio: lgdt3306a: agregue una verificaci\u00f3n contra null-pointer-def. El controlador debe verificar si el cliente proporciona platform_data. El siguiente registro lo revela: [29.610324] ERROR: KASAN: null-ptr-deref en kmemdup+0x30/0x40 [29.610730] Lectura del tama\u00f1o 40 en la direcci\u00f3n 00000000000000000 por tarea bash/414 [29.612820] Seguimiento de llamadas: [29.613030] k \u0026gt; [29.613201] dump_stack_lvl+0x56/0x6f [29.613496]? kmemdup+0x30/0x40 [ 29.613754] print_report.cold+0x494/0x6b7 [ 29.614082] ? kmemdup+0x30/0x40 [ 29.614340] kasan_report+0x8a/0x190 [ 29.614628] ? kmemdup+0x30/0x40 [ 29.614888] kasan_check_range+0x14d/0x1d0 [ 29.615213] memcpy+0x20/0x60 [ 29.615454] kmemdup+0x30/0x40 [ 29.615700] lgdt3306a_probe+0x5 2/0x310 [29.616339] i2c_device_probe+0x951/0xa90"
    }
  ],
  "id": "CVE-2022-48772",
  "lastModified": "2026-06-17T05:16:09.500",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "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"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-48772",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-07-10T16:35:41.584253Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-06-25T15:15:11.233",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/526238d32c3acc3d597fd8c9a34652bfe9086cea"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
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      "url": "https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
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      "url": "https://git.kernel.org/stable/c/8915dcd29a82096acacf54364a8425363782aea0"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/8e1e00718d0d9dd83337300572561e30b9c0d115"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
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      "url": "https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/c1115ddbda9c930fba0fdd062e7a8873ebaf898d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
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      "url": "https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/8915dcd29a82096acacf54364a8425363782aea0"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
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      "url": "https://git.kernel.org/stable/c/8e1e00718d0d9dd83337300572561e30b9c0d115"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/c1115ddbda9c930fba0fdd062e7a8873ebaf898d"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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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

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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.