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CVE-2026-72481 iio: magnetometer: ak8975: fix potential kernel stack memory leak

🗓️ 15 Aug 2026 05:57:19Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 34 Views

AK8975 driver leaks uninitialized kernel stack memory to userspace via IIO buffers when i2c reads return short data.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/iio/magnetometer/ak8975.c"
    ],
    "versions": [
      {
        "version": "bc11ca4a0b84a2f2ebaca2614b92998738d13b1e",
        "lessThan": "12848f4ded022963944c063e09a192549a4dad1e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "bc11ca4a0b84a2f2ebaca2614b92998738d13b1e",
        "lessThan": "a9cf46054f81972f8c0f1dc2a79d2a141999dbce",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "bc11ca4a0b84a2f2ebaca2614b92998738d13b1e",
        "lessThan": "9f920550abacedc7fc3163dea65ac2a7d0b0765d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "bc11ca4a0b84a2f2ebaca2614b92998738d13b1e",
        "lessThan": "8cf346074533356d67a6a6a43a192328ad341f11",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "bc11ca4a0b84a2f2ebaca2614b92998738d13b1e",
        "lessThan": "b974566803bceb72f0b9b5f1d7270b79ba963766",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "bc11ca4a0b84a2f2ebaca2614b92998738d13b1e",
        "lessThan": "3d57672119525c59ed73ea21accb001ccbcd6cfd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "bc11ca4a0b84a2f2ebaca2614b92998738d13b1e",
        "lessThan": "fb27ebf81136e796c7b719303ef6fd7e1ae5d488",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "bc11ca4a0b84a2f2ebaca2614b92998738d13b1e",
        "lessThan": "a9a00d727b7bbc5e913a919530a9dd468935bf95",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/iio/magnetometer/ak8975.c"
    ],
    "versions": [
      {
        "version": "4.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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17 Aug 2026 05:15Current
EPSS0.00211
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