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CVE-2022-50327 ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value

🗓️ 15 Sep 2025 14:49:26Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

CVE-2022-50327 fixes NULL pointer dereference in ACPI processor idle by validating acpi_fetch_acpi_dev() return value.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/acpi/processor_idle.c"
    ],
    "versions": [
      {
        "version": "a36a7fecfe6071732075ad5aa31196adce13181b",
        "lessThan": "8e8b5f12ee4ab6f5d252c9ca062a4ada9554e6d9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a36a7fecfe6071732075ad5aa31196adce13181b",
        "lessThan": "fdee7a0acc566c4194d40a501b8a1584e86cc208",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a36a7fecfe6071732075ad5aa31196adce13181b",
        "lessThan": "ad1190744da9d812da55b76f2afce750afb0a3bd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a36a7fecfe6071732075ad5aa31196adce13181b",
        "lessThan": "2ecd629c788bbfb96be058edade2e934d3763eaf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a36a7fecfe6071732075ad5aa31196adce13181b",
        "lessThan": "b85f0e292f73f353eea915499604fbf50c8238b4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a36a7fecfe6071732075ad5aa31196adce13181b",
        "lessThan": "2437513a814b3e93bd02879740a8a06e52e2cf7d",
        "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/acpi/processor_idle.c"
    ],
    "versions": [
      {
        "version": "4.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.8",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.297",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.241",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.190",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.16",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.2",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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