CVE-2026-45996 (GCVE-0-2026-45996)
Vulnerability from cvelistv5
Published
2026-05-27 12:55
Modified
2026-06-14 17:47
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: spi: imx: fix use-after-free on unbind The SPI subsystem frees the controller and any subsystem allocated driver data as part of deregistration (unless the allocation is device managed). Take another reference before deregistering the controller so that the driver data is not freed until the driver is done with it.
Impacted products
Vendor Product Version
Linux Linux Version: 307c897db762d1e0feee9477276b08f6deca4a5b
Version: 307c897db762d1e0feee9477276b08f6deca4a5b
Version: 307c897db762d1e0feee9477276b08f6deca4a5b
Version: 307c897db762d1e0feee9477276b08f6deca4a5b
Version: 307c897db762d1e0feee9477276b08f6deca4a5b
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/spi/spi-imx.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "versionType": "git"
            },
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              "status": "affected",
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              "versionType": "git"
            },
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              "lessThan": "132e47030b0b5e398e0da6c59df5a5dae9b52cff",
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              "versionType": "git"
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            },
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              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/spi/spi-imx.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": "6.6.*",
              "status": "unaffected",
              "version": "6.6.140",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.86",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.27",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.140",
                  "versionStartIncluding": "5.19",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.86",
                  "versionStartIncluding": "5.19",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.27",
                  "versionStartIncluding": "5.19",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.0.4",
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                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nspi: imx: fix use-after-free on unbind\n\nThe SPI subsystem frees the controller and any subsystem allocated\ndriver data as part of deregistration (unless the allocation is device\nmanaged).\n\nTake another reference before deregistering the controller so that the\ndriver data is not freed until the driver is done with it."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-14T17:47:00.884Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/f99165ef067723221472ce1aff632bc74f562643"
        },
        {
          "url": "https://git.kernel.org/stable/c/385a330083f8dd47c15b02e9a83aef9234a37003"
        },
        {
          "url": "https://git.kernel.org/stable/c/132e47030b0b5e398e0da6c59df5a5dae9b52cff"
        },
        {
          "url": "https://git.kernel.org/stable/c/aa9025a498036b6012769f7af36d421385386c17"
        },
        {
          "url": "https://git.kernel.org/stable/c/1c78c2002380a1fe31bfb01a3d5f29809e55a096"
        }
      ],
      "title": "spi: imx: fix use-after-free on unbind",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-45996",
    "datePublished": "2026-05-27T12:55:50.195Z",
    "dateReserved": "2026-05-13T15:03:33.091Z",
    "dateUpdated": "2026-06-14T17:47:00.884Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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