CVE-2026-46261 (GCVE-0-2026-46261)

Vulnerability from cvelistv5 – Published: 2026-06-03 15:49 – Updated: 2026-06-03 15:49
VLAI
Title
spi: wpcm-fiu: Fix potential NULL pointer dereference in wpcm_fiu_probe()
Summary
In the Linux kernel, the following vulnerability has been resolved: spi: wpcm-fiu: Fix potential NULL pointer dereference in wpcm_fiu_probe() platform_get_resource_byname() can return NULL, which would cause a crash when passed the pointer to resource_size(). Move the fiu->memory_size assignment after the error check for devm_ioremap_resource() to prevent the potential NULL pointer dereference.
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 9838c182471ee5532824bae7f2669d3539719f78 , < 9e5cb7e67fbdb8320d68d87db882a92b36f6a1d9 (git)
Affected: 9838c182471ee5532824bae7f2669d3539719f78 , < 2c538a0b3472e99c892c26f4940da38b7d87f632 (git)
Affected: 9838c182471ee5532824bae7f2669d3539719f78 , < 0f93a80eb3fd596ddc5730d05e0e8c88e1aa2891 (git)
Affected: 9838c182471ee5532824bae7f2669d3539719f78 , < cb9b2dc34a9eef0855edb00ae9c9b7f72394281b (git)
Affected: 9838c182471ee5532824bae7f2669d3539719f78 , < 888a0a802c467bbe34a42167bdf9d7331333440a (git)
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Linux Linux Affected: 6.2
Unaffected: 0 , < 6.2 (semver)
Unaffected: 6.6.128 , ≤ 6.6.* (semver)
Unaffected: 6.12.75 , ≤ 6.12.* (semver)
Unaffected: 6.18.14 , ≤ 6.18.* (semver)
Unaffected: 6.19.4 , ≤ 6.19.* (semver)
Unaffected: 7.0 , ≤ * (original_commit_for_fix)
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{
  "containers": {
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/spi/spi-wpcm-fiu.c"
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          "vendor": "Linux",
          "versions": [
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              "version": "0",
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              "status": "unaffected",
              "version": "6.18.14",
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              "status": "unaffected",
              "version": "6.19.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
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              ],
              "negate": false,
              "operator": "OR"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nspi: wpcm-fiu: Fix potential NULL pointer dereference in wpcm_fiu_probe()\n\nplatform_get_resource_byname() can return NULL, which would cause a crash\nwhen passed the pointer to resource_size().\n\nMove the fiu-\u003ememory_size assignment after the error check for\ndevm_ioremap_resource() to prevent the potential NULL pointer dereference."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-03T15:49:58.684Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/9e5cb7e67fbdb8320d68d87db882a92b36f6a1d9"
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        },
        {
          "url": "https://git.kernel.org/stable/c/888a0a802c467bbe34a42167bdf9d7331333440a"
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      ],
      "title": "spi: wpcm-fiu: Fix potential NULL pointer dereference in wpcm_fiu_probe()",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-46261",
    "datePublished": "2026-06-03T15:49:58.684Z",
    "dateReserved": "2026-05-13T15:03:33.108Z",
    "dateUpdated": "2026-06-03T15:49:58.684Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-46261\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2026-06-03T18:16:27.330\",\"lastModified\":\"2026-06-03T18:16:27.330\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nspi: wpcm-fiu: Fix potential NULL pointer dereference in wpcm_fiu_probe()\\n\\nplatform_get_resource_byname() can return NULL, which would cause a crash\\nwhen passed the pointer to resource_size().\\n\\nMove the fiu-\u003ememory_size assignment after the error check for\\ndevm_ioremap_resource() to prevent the potential NULL pointer dereference.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0f93a80eb3fd596ddc5730d05e0e8c88e1aa2891\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/2c538a0b3472e99c892c26f4940da38b7d87f632\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/888a0a802c467bbe34a42167bdf9d7331333440a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9e5cb7e67fbdb8320d68d87db882a92b36f6a1d9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/cb9b2dc34a9eef0855edb00ae9c9b7f72394281b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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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.


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