fkie_nvd - fkie_cve-2022-50524

fkie_cve-2022-50524

Vulnerability from fkie_nvd

Published

2025-10-07 16:15

Modified

2025-10-08 19:38

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: iommu/mediatek: Check return value after calling platform_get_resource() platform_get_resource() may return NULL pointer, we need check its return value to avoid null-ptr-deref in resource_size().

References

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/73b6924cdebc899de9b719e1319aa86c6bed4acf
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/bfebf05883cdcf9ac983033987fae869bd59ca53
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/feca904412483b2e0a903dd1f2e2843afd445f8c

Impacted products

	Vendor	Product	Version

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/mediatek: Check return value after calling platform_get_resource()\n\nplatform_get_resource() may return NULL pointer, we need check its\nreturn value to avoid null-ptr-deref in resource_size()."
    }
  ],
  "id": "CVE-2022-50524",
  "lastModified": "2025-10-08T19:38:32.610",
  "metrics": {},
  "published": "2025-10-07T16:15:36.283",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/73b6924cdebc899de9b719e1319aa86c6bed4acf"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/bfebf05883cdcf9ac983033987fae869bd59ca53"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/feca904412483b2e0a903dd1f2e2843afd445f8c"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}

CVE-2022-50524 (GCVE-0-2022-50524)

Vulnerability from cvelistv5

Published

2025-10-07 15:19

Modified

2025-10-07 15:19

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: iommu/mediatek: Check return value after calling platform_get_resource() platform_get_resource() may return NULL pointer, we need check its return value to avoid null-ptr-deref in resource_size().

References

URL

Tags

	https://git.kernel.org/stable/c/bfebf05883cdcf9ac983033987fae869bd59ca53
	https://git.kernel.org/stable/c/feca904412483b2e0a903dd1f2e2843afd445f8c
	https://git.kernel.org/stable/c/73b6924cdebc899de9b719e1319aa86c6bed4acf

Impacted products

Vendor

Product

Version

Version: 42d57fc58aebc5801804424082028f43bad1b73c
Version: 42d57fc58aebc5801804424082028f43bad1b73c
Version: 42d57fc58aebc5801804424082028f43bad1b73c

Version: 5.19

Show details on NVD website

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/iommu/mtk_iommu.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "bfebf05883cdcf9ac983033987fae869bd59ca53",
              "status": "affected",
              "version": "42d57fc58aebc5801804424082028f43bad1b73c",
              "versionType": "git"
            },
            {
              "lessThan": "feca904412483b2e0a903dd1f2e2843afd445f8c",
              "status": "affected",
              "version": "42d57fc58aebc5801804424082028f43bad1b73c",
              "versionType": "git"
            },
            {
              "lessThan": "73b6924cdebc899de9b719e1319aa86c6bed4acf",
              "status": "affected",
              "version": "42d57fc58aebc5801804424082028f43bad1b73c",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/iommu/mtk_iommu.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.19"
            },
            {
              "lessThan": "5.19",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.16",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.16",
                  "versionStartIncluding": "5.19",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.2",
                  "versionStartIncluding": "5.19",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.2",
                  "versionStartIncluding": "5.19",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/mediatek: Check return value after calling platform_get_resource()\n\nplatform_get_resource() may return NULL pointer, we need check its\nreturn value to avoid null-ptr-deref in resource_size()."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-10-07T15:19:17.251Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/bfebf05883cdcf9ac983033987fae869bd59ca53"
        },
        {
          "url": "https://git.kernel.org/stable/c/feca904412483b2e0a903dd1f2e2843afd445f8c"
        },
        {
          "url": "https://git.kernel.org/stable/c/73b6924cdebc899de9b719e1319aa86c6bed4acf"
        }
      ],
      "title": "iommu/mediatek: Check return value after calling platform_get_resource()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50524",
    "datePublished": "2025-10-07T15:19:17.251Z",
    "dateReserved": "2025-10-07T15:15:38.663Z",
    "dateUpdated": "2025-10-07T15:19:17.251Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Log in or create an account to share your comment.

Tags

Taxonomy of the tags.

All sightings related to this event Export sightings related to this event

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.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
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.