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CVE-2026-31426 ACPI: EC: clean up handlers on probe failure in acpi_ec_setup()

🗓️ 13 Apr 2026 13:40:29Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 25 Views

ACPI EC: clean up handlers in acpi_ec_setup on failure to avoid use-after-free.

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/ec.c"
    ],
    "versions": [
      {
        "version": "03e9a0e05739cf872fee494b06c75c0469704a21",
        "lessThan": "022d1727f33ff90b3e1775125264e3023901952e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "03e9a0e05739cf872fee494b06c75c0469704a21",
        "lessThan": "9c886e63b69658959633937e3acb7ca8addf7499",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "03e9a0e05739cf872fee494b06c75c0469704a21",
        "lessThan": "808c0f156f48d5b8ca34088cbbfba8444e606cbc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "03e9a0e05739cf872fee494b06c75c0469704a21",
        "lessThan": "d04c007047c88158141d9bd5eac761cdadd3782c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "03e9a0e05739cf872fee494b06c75c0469704a21",
        "lessThan": "be1a827e15991e874e0d5222d0ea5fdad01960fe",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "03e9a0e05739cf872fee494b06c75c0469704a21",
        "lessThan": "f6484cadbcaf26b5844b51bd7307a663dda48ef6",
        "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/ec.c"
    ],
    "versions": [
      {
        "version": "5.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.168",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.131",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.80",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.21",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.11",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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