CVE-2025-68755 (GCVE-0-2025-68755)
Vulnerability from cvelistv5
Published
2026-01-05 09:32
Modified
2026-02-09 08:32
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: staging: most: remove broken i2c driver The MOST I2C driver has been completely broken for five years without anyone noticing so remove the driver from staging. Specifically, commit 723de0f9171e ("staging: most: remove device from interface structure") started requiring drivers to set the interface device pointer before registration, but the I2C driver was never updated which results in a NULL pointer dereference if anyone ever tries to probe it.
References
Impacted products
Vendor Product Version
Linux Linux Version: 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c
Version: 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c
Version: 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c
Version: 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/staging/most/Kconfig",
            "drivers/staging/most/Makefile",
            "drivers/staging/most/i2c/Kconfig",
            "drivers/staging/most/i2c/Makefile",
            "drivers/staging/most/i2c/i2c.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "6cbba922934805f86eece6ba7010b7201962695d",
              "status": "affected",
              "version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
              "versionType": "git"
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              "versionType": "git"
            }
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        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
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            "drivers/staging/most/Makefile",
            "drivers/staging/most/i2c/Kconfig",
            "drivers/staging/most/i2c/Makefile",
            "drivers/staging/most/i2c/i2c.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.6"
            },
            {
              "lessThan": "5.6",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.120",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.17.*",
              "status": "unaffected",
              "version": "6.17.13",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.19",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.120",
                  "versionStartIncluding": "5.6",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.17.13",
                  "versionStartIncluding": "5.6",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.2",
                  "versionStartIncluding": "5.6",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19",
                  "versionStartIncluding": "5.6",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: most: remove broken i2c driver\n\nThe MOST I2C driver has been completely broken for five years without\nanyone noticing so remove the driver from staging.\n\nSpecifically, commit 723de0f9171e (\"staging: most: remove device from\ninterface structure\") started requiring drivers to set the interface\ndevice pointer before registration, but the I2C driver was never updated\nwhich results in a NULL pointer dereference if anyone ever tries to\nprobe it."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-09T08:32:59.408Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/6cbba922934805f86eece6ba7010b7201962695d"
        },
        {
          "url": "https://git.kernel.org/stable/c/6059a66dba7f26b21852831432e17075f1a1c783"
        },
        {
          "url": "https://git.kernel.org/stable/c/e463548fd80e779efea1cb2d3049b8a7231e6925"
        },
        {
          "url": "https://git.kernel.org/stable/c/495df2da6944477d282d5cc0c13174d06e25b310"
        }
      ],
      "title": "staging: most: remove broken i2c driver",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
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  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-68755",
    "datePublished": "2026-01-05T09:32:29.149Z",
    "dateReserved": "2025-12-24T10:30:51.033Z",
    "dateUpdated": "2026-02-09T08:32:59.408Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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